Acushnet Company Patent applications |
Patent application number | Title | Published |
20160135527 | GOLF JACKET HAVING WEATHER-PROTECTIVE COLLAR - Golf jackets having improved collar constructions are provided. The golf jacket includes a shaped collar having lower and upper edges. The height of the center section of the collar is longer than the height of the first and second end sections of the collar. When closed, the collar can provide an effective weather-proof seal around the neck region. The jacket is durable and the collar construction protects the wearer from rain, wind, and other inclement weather conditions. The jacket and collar also are comfortable and sufficiently flexible. The jacket provides the golfer with a complete range of motion so that he/she can play the game more easily. | 05-19-2016 |
20160129319 | GOLF CLUB HEAD WITH FLEXURE - A golf club head including a crown, a sole, a hosel, a face and a flexure. The flexure provides compliance during an impact between the golf club head and a golf ball, and is tuned to vibrate, immediately after impact, at a predetermined frequency. A slot is included in a portion of the golf club head and works with the flexure to further tune performance. | 05-12-2016 |
20160129316 | GOLF BALLS HAVING NON-UNIFORM CORE STRUCTURES WITH METAL-CONTAINING CENTERS - Multi-piece golf balls having a solid core and cover are provided. The ball contains a small, heavy inner core and surrounding outer core layer. The inner core preferably contains metal materials such as copper, steel, brass, tungsten, titanium, nickel, iron, tin, and bronze particles dispersed in a thermoset or thermoplastic polymeric matrix. Preferably, the polymeric matrix comprises polybutadiene rubber. The outer surface of the inner core preferably has a non-uniform structure and includes projecting members. For example, the outer surface may contain multiple projecting ribs with gaps located between the ribs. The ball includes a cover surrounding the core structure. The cover may be multi-layered. | 05-12-2016 |
20160129315 | GOLF BALL CORES HAVING FOAM CENTER AND POLYMERIC OUTER LAYERS WITH HARDNESS GRADIENTS - Multi-layered golf ball core sub-assemblies and the resulting golf balls are provided. The core structure includes an inner core (center) comprising a foam composition, preferably foamed polyurethane. The intermediate core layer is preferably formed from a thermoplastic composition such as an ethylene acid copolymer ionomer resin; and the outer core layer is preferably formed from a thermoset composition such as polybutadiene rubber. The core layers have different hardness and specific gravity levels. The core assembly preferably has a positive hardness gradient extending across the entire assembly. The core structure and resulting ball have relatively good resiliency. | 05-12-2016 |
20160129314 | GOLF BALL DIMPLES DEFINED BY SUPERPOSED CURVES - The present invention is a golf ball which comprises dimples having a cross-sectional shape defined by the superposition of a weighted profile and one or more additional profiles, and a method of making such dimples. The dimples preferably have a circular boundary and maintain an axis coincident with the center of the circular boundary. | 05-12-2016 |
20160121174 | MULTI-LAYER CORE GOLF BALL HAVING OPPOSING HARDNESS GRADIENT WITH STEEP GRADIENT OUTER CORE LAYER - A golf ball comprising an inner core formed from a substantially homogenous composition such that the geometric center hardness is about 56 to 80 Shore C. An outer core layer has an outer surface having hardness of about 85 to 98 Shore C and an inner surface hardness of about 68 to 78 Shore C and being formed from a second homogenous rubber composition. A cover layer is formed over the outer core layer. The hardness of the second outer surface is greater than the hardness of the inner surface to define a positive hardness gradient of about 7 to 30 Shore C, and the hardness of the first outer surface is lower than the hardness of the geometric center to define a negative hardness gradient of about 1 to 15 Shore C. | 05-05-2016 |
20160121173 | GOLF BALL CORE WITH SOFT OUTER TRANSITION VOLUME AND NEGATIVE HARDNESS GRADIENT - A golf ball includes a unitary core having an outer surface, a geometric center, and a soft transition region adjacent to the outer surface. The core is formed from a substantially homogenous rubber composition. The golf ball also includes an inner cover layer and an outer cover layer. The soft transition region has a thickness of up to 4 mm and a negative hardness gradient of about 5 Shore C to about 15 Shore C. The unitary core has an overall negative hardness gradient of up to 20 Shore C. | 05-05-2016 |
20160121172 | POLYESTER-BASED THERMOPLASTIC ELASTOMERS CONTAINING PLASTICIZERS FOR MAKING GOLF BALLS - Multi-layered golf balls having at least one layer made of a polyester composition containing a polyester thermoplastic elastomer and plasticizer are provided. The plasticizers help reduce the glass transition temperature (Tg) of the composition and various plasticizers may be used. For example, the composition may include alkyl oleate plasticizers such as ethyl oleate and octyl oleate. Polyester-ether block copolymers are particularly preferred. The golf ball includes a core having at least one layer and a cover having at least one layer. The polyester composition may be used to form any core, cover, or other layer in the golf ball. | 05-05-2016 |
20160114226 | GOLF CLUB HEAD - A metalwood golf club head comprising a locally raised crown peak, wherein said crown peak defined as the highest point on an outer surface of the crown when the golf club head is grounded at prescribed lie and loft, a crown peak plane parallel to the ground plane, the crown peak plane passing through the crown peak, a crown cutoff plane parallel to the crown peak plane, the crown cutoff plane offset downwards towards said ground plane 5 mm along said y-axis from said crown peak plane, an upper crown portion located above said crown cutoff plane and defined by said crown cutoff plane and said outer surface of said crown, wherein a volume of said upper crown portion is greater than 2 cm | 04-28-2016 |
20160114220 | GOLF BALL COMPOSITIONS - Disclosed herein are polyurethane golf ball compositions. The compositions are prepared by adding a UV absorber to a polyol prior to reacting the polyol with an isocyanate to form a prepolymer, which is then reacted with a curing agent to form the polyurethane. | 04-28-2016 |
20160114218 | GOLF BALL LAYERS INCLUDING VERY NEUTRALIZED POLYMERS AND METHODS FOR MAKING SAME - The present invention relates to golf balls having at least one layer formed from a very neutralized polymer composition. In particular, the compositions of the invention include at least one acid copolymer and a sufficient amount of cation source to neutralize about 70 percent to about 80 percent of the acid moieties. The invention also relates to methods of making the compositions and golf ball constructions that incorporate the compositions of the invention in at least a portion thereof. | 04-28-2016 |
20160114217 | GOLF BALL SINGLE LAYER CORE HAVING A GRADIENT QUOTIENT - A golf ball includes a unitary core having an outer surface, a geometric center, and a soft transition region adjacent to the outer surface. The core is formed from a substantially homogenous composition. An outer cover layer is formed over the core. The soft transition region has a thickness of up to 4 mm, includes about 15 to 30 percent trans-polybutadiene isomer, and has a negative hardness gradient of up to about 10 Shore C. The unitary core has an overall positive hardness gradient of about 15 to 22 Shore C and has a gradient quotient, GQ, defined by the equation: | 04-28-2016 |
20160114216 | GOLF BALL LAYERS PRODUCED USING CROSSLINKED HIGHLY-NEUTRALIZED POLYMER MATERIALS - The invention relates to golf balls having at least one layer formed from a highly-neutralized polymer material that has been crosslinked. In particular, the compositions of the invention include a highly-neutralized polymer, at least one crosslinking initiator, and at least one coagent. The invention also relates to methods of making the compositions and golf ball constructions that incorporate the compositions of the invention in at least a portion thereof. | 04-28-2016 |
20160114215 | GOLF BALL LAYERS INCLUDING VERY NEUTRALIZED POLYMERS AND METHODS FOR MAKING SAME - The present invention relates to golf balls having at least one layer formed from a very neutralized polymer composition. In particular, the compositions of the invention include at least one acid copolymer and a sufficient amount of cation source to neutralize about 70 percent to about 80 percent of the acid moieties. The invention also relates to methods of making the compositions and golf ball constructions that incorporate the compositions of the invention in at least a portion thereof. | 04-28-2016 |
20160107050 | GOLF CLUB FACE - A golf club head including a club face constructed from a low modulus material for maximizing driving distance potential and a perimeter flange having a mass reducing configuration for preventing adverse influences to the center of gravity and the moment of inertia of a golf club head including the club face. | 04-21-2016 |
20160107049 | GOLF CLUB GROOVE CONFIGURATION - A golf club head, and a method of making the golf club head, with an improved striking surface. The grooves are formed in the strike surface with tight tolerances. The grooves may contain a plurality of portions, including a radiused or angled portion, a portion having substantially parallel walls, and a portion having a v-shape. | 04-21-2016 |
20160107048 | METAL WOOD CLUB - A golf club head is provided having a body and a face, with a slot in a perimeter region of the body of the club head adjacent the face. The slot increases the flex of the hitting surface on impact with a golf ball, thereby increasing the speed with which the ball rebounds off the hitting face and increases the overall distance the ball is hit. The slot preferably moves the sweet spot of the hitting face a distance X from the face center of the hitting face. The slot may be filled with an insert. | 04-21-2016 |
20160107044 | THERMOPLASTIC DUAL CORE HAVING A NEGATIVE GRADIENT INNER CORE AND A NEGATIVE GRADIENT OUTER CORE - A golf ball includes an inner core layer and an outer core layer. The inner core layer is formed from a first thermoplastic material and has a geometric center hardness that is greater than its surface hardness to define a first negative hardness gradient. The outer core layer is formed from a second thermoplastic material and has an inner surface hardness greater than its outer surface hardness to define a second negative hardness gradient. Inner and outer cover layers are disposed over the outer core layer. The negative hardness gradient of the inner core layer is about −1 to −5 Shore C. The negative hardness gradient of the outer core layer is at least −1 Shore C but less than −7 Shore C. A difference between the inner core layer surface hardness and the outer core layer inner surface hardness is at least −3 Shore C. | 04-21-2016 |
20160107043 | THERMOPLASTIC DUAL CORE HAVING A POSITIVE GRADIENT INNER CORE AND A NEGATIVE GRADIENT OUTER CORE - A golf ball includes an inner core layer formed from a first thermoplastic material and having a geometric center hardness less than a surface hardness to define a positive hardness gradient. An outer core layer is disposed about the inner core and is formed from a second thermoplastic material. The outer core layer has a surface hardness less than a hardness at a point about 0.5 to 2 mm from an interface between the inner core layer and the outer core layer to define a negative hardness gradient. An inner cover layer is disposed outer core layer and an outer cover layer is disposed about the inner cover layer. The positive hardness gradient os the inner core layer is up to about 10 Shore C and the negative hardness gradient of the outer core layer is less than about 10 Shore C. | 04-21-2016 |
20160107042 | THERMOPLASTIC DUAL CORE HAVING POSITIVE HARDNESS GRADIENT INNER AND OUTER CORE LAYERS - A golf ball includes an inner core layer including a thermoplastic highly-neutralized ionomer formed from a copolymer of ethylene and an α,β-unsaturated carboxylic acid, an organic acid or salt thereof, and sufficient cation source to neutralize the acid groups of the copolymer by 80% or greater. The inner core has a geometric center hardness and a surface hardness to define a first positive hardness gradient having a first slope, S | 04-21-2016 |
20160107041 | MULTI-LAYER CORE GOLF BALL - Low compression golf balls comprising a multi-layer core and a cover are disclosed. The multi-layer core comprises at least three layers, including at least one thermoset layer and at least one thermoplastic layer. | 04-21-2016 |
20160107039 | THERMOPLASTIC DUAL CORE HAVING A NEGATIVE GRADIENT INNER CORE AND A POSITIVE GRADIENT OUTER CORE - A golf ball including a thermoplastic inner core layer that has a geometric center hardness greater than its surface hardness to define a negative hardness gradient. An outer core layer is disposed about the inner core and is formed from a thermoplastic material and has an inner surface hardness substantially less than its outer surface hardness to define a positive hardness gradient. An inner cover layer is disposed about the outer core layer and an outer cover layer is disposed about the inner cover layer. | 04-21-2016 |
20160107038 | GOLF BALL MULTILAYER CORE HAVING A GRADIENT QUOTIENT - A golf ball including a core having an inner core having an outer surface and a geometric center; and an outer core layer. The outer core layer has an outer surface and includes a soft transition region. An outer cover layer is formed over the core. The soft transition region has a thickness of up to 4 mm, has about 5 to 15 percent trans-polybutadiene isomer, and has a negative hardness gradient of up to about 10 Shore C. The core has an overall positive hardness gradient of about 5 Shore C to 15 Shore C and has a gradient quotient, GQ, defined by the equation: | 04-21-2016 |
20160101331 | GOLF CLUB HAVING REMOVABLE WEIGHT - A golf club head is presented comprising a sole including a weight member secured to a weight mount. The weight member is preferably constructed so that it has a low profile and so that it interacts with an angled abutment portion of the weight mount to locate the weight member in the golf club head. | 04-14-2016 |
20160101330 | GOLF CLUB HEAD WITH VARIABLE CENTER OF GRAVITY - A golf club head with a variable center of gravity is disclosed herein. More specifically, the present invention discloses a wedge type golf club head wherein the center of gravity of the golf club head is adjustable along an x-axis in a heel to toe direction utilizing weights that are placed substantially near a sole portion of the golf club head. The resulting golf club head may generally have a more toe biased center of gravity location, especially when compared to a traditional golf club head. | 04-14-2016 |
20160101328 | GOLF CLUB HEAD WITH FLEXURE - A golf club head including a crown, a sole, a hosel, a face and a flexure. The face is configured to provide varying stiffness while minimizing the change in thickness across the face. The flexure provides compliance during an impact between the golf club head and a golf ball. | 04-14-2016 |
20160101325 | GOLF BALL CORES HAVING FOAM CENTER AND THERMOSET OUTER LAYERS WITH HARDNESS GRADIENTS - Multi-layered golf ball core sub-assemblies and the resulting golf balls are provided. The core structure includes an inner core (center) comprising a foam composition, preferably foamed polyurethane. The intermediate and outer core layers are preferably formed from non-foamed thermoset compositions such as polybutadiene rubber. The core layers have different hardness and specific gravity levels. The core assembly preferably has a positive hardness gradient extending across the entire assembly. The core structure and resulting ball have relatively good resiliency. | 04-14-2016 |
20160101324 | GOLF BALL INCORPORATING AN INNERMOST HOLLOW PORTION - Golf ball incorporating: spherical or aspherical innermost hollow portion; shell layer, one or more outer core layers, and at least one cover layer. Shell layer has outer surface hardness greater than inner surface hardness by up to about 7 Shore C to define first hardness gradient. Outer core layer has a second hardness gradient. A shell layer surrounding a spherical hollow portion may have an inner surface with a non-uniform contour defining a phantom spherical circumference of the innermost spherical hollow portion at symmetrically spaced locations about the golf ball's geometric center. In golf balls including a spherical or aspherical innermost hollow portions, the outer surface can have non-uniform contour bordering and defining a contour of a second inner surface of outer core layer. The outer surface hardness and a second inner surface hardness of second inner surface differ and alternate symmetrically and circumferentially about the shell layer inner surface. | 04-14-2016 |
20160096090 | CLUB LENGTH ADJUSTMENT DEVICE - A golf club length adjustment device for use in a golf club, including a first member affixed to a main shaft, a second member slideably coupled to the first member, the second member adapted to couple to a golf club grip, wherein the first member is configured to slide relative to the second member to change the length of the golf club; a locking system having a locked position and an unlocked position; wherein the locking system includes at least one locking member and a plurality of detents, wherein the locking member is configured to selectively engage at least one of the plurality of detents; wherein the first member is formed of a first material having a first density; wherein the locking member is formed of a second material having a second density; wherein the second density is greater than the first density. | 04-07-2016 |
20160096078 | GOLF BALL INCORPORATING AN INNERMOST HOLLOW PORTION - Golf ball incorporating a hollow innermost portion that is spherical or aspherical, and a shell layer that is at least partially non-continuous, having a plurality of hollow spaces therein that extend from the inner surface to an outer surface of the shell layer and are symmetrically spaced within the shell layer, wherein the non-continuous shell layer has a first hardness gradient from shell layer inner surface to outer surface of up to about 7 Shore C. An outer core layer has a second hardness gradient and is formed about the outer surface and within the plurality of hollow spaces. The outer core layer has a second inner surface having a second inner surface hardness that differs from the inner surface hardness. Thus, the second inner surface hardness and inner surface hardness may alternate symmetrically and circumferentially about the innermost hollow portion. | 04-07-2016 |
20160096077 | Golf Balls Containing Multi-Layered Cores With Foam Center and Thermoplastic Outer Layers - Golf ball multi-layered core sub-assemblies and the resulting golf balls are provided. The core structure includes a foam inner core (center); and intermediate and outer core layers. Foamed polyurethane is preferably used to make the inner core. The intermediate and outer core layers are preferably made from non-foamed thermoplastic compositions such as ethylene acid copolymer ionomers that are partially or highly neutralized, polyester-polyether block copolymers, polyether-amide block copolymers, and blends thereof. The core layers have different hardness and specific gravity levels. The ball further includes a cover having at least one layer. The core structure and resulting ball have relatively good resiliency. | 04-07-2016 |
20160082325 | GOLF CLUB WITH IMPROVED WEIGHT DISTRIBUTION - A system for optimizing weight distribution of a golf club, including a weight receiving grip, wherein the weight receiving grip comprises a generally tubular member comprising a shaft bore configured to surround a proximal portion of the shaft, wherein the weight receiving grip comprises a weight retention portion at a proximal end of the weight receiving grip, the weight retention portion configured to engage a weight member; wherein the weight retention portion of the weight receiving grip further comprises an enlarged bore portion proximal the shaft bore, wherein the weight retention portion of the weight receiving grip further comprises a cavity proximal the enlarged bore portion, and wherein the diameter of the cavity is greater than the diameter of the enlarged bore portion and the diameter of the enlarged bore portion is greater than the diameter D | 03-24-2016 |
20160082320 | GOLF BALL INCORPORATING AN INNERMOST ASPHERICAL HOLLOW PORTION - Golf ball comprising a core and a cover, the core comprising: an innermost aspherical hollow portion having volume V | 03-24-2016 |
20160074721 | GOLF CLUB WITH IMPROVED WEIGHT DISTRIBUTION - A system for optimizing weight distribution of a golf club including a weight receiving grip, the weight receiving grip configured to be affixed to a proximal end of a golf club shaft, wherein the weight receiving grip comprises a generally tubular member comprising a shaft bore configured to surround a proximal portion of the shaft, wherein the weight receiving grip comprises a weight retention portion at a proximal end of the weight receiving grip, the weight retention portion configured to engage a weight member, a grip expanding tool configured to deflect a portion of the weight receiving grip facilitating installation or removal of the weight members from the weight receiving grip. | 03-17-2016 |
20160074719 | GOLF CLUB SHAFT WITH HIGH BALANCE POINT AND GOLF CLUB INCLUDING SAME - A golf club shaft having a weight distribution such that the balance point percentage is less than or equal to 44.50%. The weight distribution of the shaft allows for an increase in length and/or club head weight of a golf club while having a reduced impact on the swing weight. | 03-17-2016 |
20160074712 | MULTI-LAYER CORE GOLF BALL - Golf balls comprising a multi-layer core and a cover are disclosed. The multi-layer core comprises a layer formed from a highly neutralized polymer composition, a layer formed from an additional thermoplastic composition, and an outermost layer formed from a thermoset rubber. | 03-17-2016 |
20160074711 | GOLF BALL CORES HAVING FOAM CENTER AND THEMOPLASTIC OUTER LAYERS - Golf ball multi-layered core sub-assemblies and the resulting golf balls are provided. The core structure includes a foam inner core (center); and intermediate and outer core layers. Foamed polyurethane is preferably used to make the inner core. The intermediate and outer core layers are preferably made from non-foamed thermoplastic compositions such as ethylene acid copolymer ionomer. In an alternative version, the intermediate core layer may be made of a thermoset rubber such as polybutadiene. The core layers have different hardness and specific gravity levels. The core structure and resulting ball have relatively good resiliency. | 03-17-2016 |
20160074709 | GOLF BALL DIMPLE PROFILE - Golf ball dimples having a cross-sectional profile shape defined by the product of a base profile and one or more weighting functions are disclosed. | 03-17-2016 |
20160067569 | METAL WOOD CLUB - A golf club head is provided with a body that has an address position with a zero degree bounce portion on the sole and a center sole position with a multi-relief surface of the sole having a negative bounce portion. The negative bounce portion may comprise a negative 0.5 to a negative 4.0 degree surface. In one embodiment, the multi-relief surface may comprise the negative bounce portion and a cutaway portion extending to the back of the sole, which may have a depth of about 0.05 to 0.5 inch from a regular sole surface. In another embodiment, the golf club head includes a weight system to adjust the center of gravity. In one embodiment, the weight system is a tube having a weight at one end that may be inserted into the golf club head to move the center of gravity at least forward and backward within 6 mm and up and down within 6 mm. Preferably, the tube is angled downward toward the face by at least 3 degrees. | 03-10-2016 |
20160067563 | GOLF CLUB HEAD - A golf club head comprising a variable thickness profile comprising a thick central portion; a transition portion; and a thin perimeter portion; wherein said transition portion surrounds said thick central portion; wherein said thin perimeter portion surrounds said transition portion; wherein said thick central portion comprises a center, said center of said thick central portion located equidistant from a heel most portion of said thick central portion and a toe most portion of said thick central portion; wherein said center of said thick central portion is offset from said geometric center of said striking face. The present invention also discloses a flexure feature located near a frontal sole portion of the golf club head, wherein the flexure has a specific thickness profile adapted to respond to the needs of the present golf club head. | 03-10-2016 |
20160067561 | GOLF CLUB HEAD - A golf club head including a striking face, a posterior body portion including a crown portion and a sole portion, wherein the striking face includes a heel side and a toe side, a geometric face center, an impact area centered about the geometric face center and stretching a distance K towards the toe side from the geometric face center, and a distance K towards the heel side from the geometric face center, a toe area including the remainder of the striking on the toe side of the impact area, a heel area including the remainder of the striking face on the heel side of the impact area, wherein a maximum characteristic time of the striking face occurs outside of the impact area. | 03-10-2016 |
20160067560 | GOLF CLUB HEAD - A golf club head comprising a variable thickness profile comprising a thick central portion; a transition portion; and a thin perimeter portion; wherein said transition portion surrounds said thick central portion; wherein said thin perimeter portion surrounds said transition portion; wherein said thick central portion comprises a center, said center of said thick central portion located equidistant from a heel most portion of said thick central portion and a toe most portion of said thick central portion; wherein said center of said thick central portion is offset from said geometric center of said striking face. | 03-10-2016 |
20160067555 | MULTI-LAYER CORE GOLF BALL - Golf balls comprising a multi-layer core and a cover are disclosed. The multi-layer core comprises a center and an outer core layer that are both soft relative to a hard intermediate core layer. The Shore C hardness of the outer surface of the center is preferably greater than the Shore C hardness of the geometric center of the center. | 03-10-2016 |
20160067553 | GOLF BALL CORE WITH SOFT OUTER TRANSITION VOLUME AND NEGATIVE HARDNESS GRADIENT - A golf ball includes a unitary core having an outer surface, a geometric center, and a soft transition region adjacent to the outer surface, and is formed from a substantially homogenous composition. The ball further includes an outer cover layer. The soft transition region has a thickness of up to 4 mm, has about 8 to 20 percent trans-polybutadiene isomer, and has a negative hardness gradient of up to 15 Shore C. The core has an overall negative hardness gradient of up to 20 Shore C and has a gradient quotient, GQ, defined by the equation: | 03-10-2016 |
20160067552 | DIMPLE PATTERNS WITH SURFACE TEXTURE FOR GOLF BALLS - The present invention provides a golf ball having an outer surface comprising a plurality of dimples covering greater than 70 percent of the outer surface, wherein at least 20 percent of the dimples incorporate directional surface texturing therein. The directional surface texturing preferably comprises substantially parallel channels or protrusions formed within the dimples. | 03-10-2016 |
20160059084 | GOLF BALLS HAVING FOAM CENTER CONTAINING CLAY PARTICULATE - Multi-piece golf balls having a solid core made of a foamed composition and a cover are provided. Preferably, the core is dual-layered having has a foam inner core (center) and surrounding thermoset or thermoplastic outer core layer. Preferably, a polyurethane foam composition containing mineral filler particulate, for example, nanoclay particles, is used to form the foam center. The concentration of clay particulate is preferably in a range of 0.1 to 60% by weight. The surrounding outer core layer may be made from non-foamed or foamed compositions. For example, polybutadiene rubber or highly neutralized olefin acid copolymers may be used in the outer core layer. The core layers have different hardness gradients and specific gravity values. | 03-03-2016 |
20160059083 | GOLF BALL COMPOSITIONS - Disclosed herein are polyurethane golf ball compositions. The compositions are prepared by adding a UV absorber to a polyol prior to reacting the polyol with an isocyanate to form a prepolymer, or by adding the UV absorber to the prepolymer, which is then reacted with a curing agent to form the polyurethane. | 03-03-2016 |
20160051861 | GOLF BALL HAVING NON-PLANAR PARTING LINE WITH NON-CIRCULAR DIMPLES - The present invention is directed to a golf ball comprising of non-concentric arcs defining a non-planar parting line on its spherical surface resulting in having a large size disparity between non-circular dimples in one hemisphere and adjacent non-circular dimples from the opposing hemisphere. The parting line is produced by a pair of adjacent non-circular dimples, wherein μ | 02-25-2016 |
20160045792 | GOLF CLUB HEAD - A golf club head comprising a body having a heel side and a toe side, said body comprising a hosel located on a heel side of said boy and configured to engage a shaft, a striking face, a sole extending back from a bottom of said striking face, and a topline located at a top of said striking face, wherein said body is constructed from a metal material, and wherein said golf club head further comprises graphmat affixed to a rear surface of said striking face, said rear surface opposite a front surface of said striking face, said front surface configured to strike a golf ball. | 02-18-2016 |
20160045791 | INTERCHANGEABLE SHAFT SYSTEM - A golf club incorporating an interchangeable shaft system includes a shaft, a shaft sleeve, a club head. The shaft sleeve is coupled to an end of the shaft and is received in a hosel included in the club head. The shaft sleeve is removably coupled to the club head. Hosel and shaft sleeve alignment features provide discrete orientations between the shaft and club head. | 02-18-2016 |
20160038806 | GOLF CLUB WITH IMPROVED WEIGHT DISTRIBUTION - A golf club with improved weight distribution is disclosed herein. More specifically, the present invention discloses a golf club with a lightweight shaft allowing the golfer to achieve higher swing speed, while shifting the weight savings of the shaft to a grip portion of the club; counterbalancing some of the undesirable performance characteristics associated with a lightweight shaft. | 02-11-2016 |
20160038799 | GOLF CLUB HEAD HAVING A MULTI-MATERIAL FACE - A golf club with a multi-material face is disclosed herein. More specifically, the golf club head in accordance with the present invention has a striking face that forms a pocket, wherein the pocket is filled with a secondary material having a lower density to improve the performance of the golf club head. The multi-material face disclosed in accordance with the present invention may generally have a characteristic time slope of greater than about 5 and less than about 50, wherein the characteristic time slope is determined based on the various data points collected according to the United States Golf Association's (USGA's) Characteristic Time (CT) test. | 02-11-2016 |
20160023057 | MULTI-LAYER CORE GOLF BALL - Golf balls comprising a multi-layer core and a cover are disclosed. The multi-layer core comprises a center and an outer core layer that are both soft relative to a hard intermediate core layer. The Shore C hardness of the outer surface of the center is preferably less than the Shore C hardness of the geometric center of the center. | 01-28-2016 |
20160023055 | GOLF BALL WITH SINGLE LAYER CORE HAVING SPECIFIC REGIONS OF VARYING HARDNESS - A golf ball comprising a single layer core formed from a substantially homogenous formulation and comprising a geometric center and an outer surface; a hardness of the outer surface is greater than a hardness of the geometric center. An inner core region is disposed about the geometric center and has a first hardness that is less than those of the geometric center and the outer surface; an outer core region is adjacent the outer surface and has a second hardness that is greater than those of the geometric center and the outer surface; and an intermediate core region is disposed between the inner and outer core regions and extends radially from about 5 mm to about 15.75 mm from the geometric center and has at least a third hardness and a fourth hardness, each of which are related to the first hardness and the second hardness in various ways. | 01-28-2016 |
20160023054 | HIGHLY-NEUTRALIZED THERMOPLASTIC COPOLYMER CENTER FOR IMPROVED MULTI-LAYER CORE GOLF BALL - Multi-layer golf balls comprising a center, intermediate layer, and cover are disclosed. The center is formed from a highly-neutralized acid copolymer composition. | 01-28-2016 |
20160016048 | MULTI-LAYER CORE GOLF BALL - Golf ball incorporating core consisting of: a solid inner core layer consisting of a peroxide cured polybutadiene rubber composition and having a diameter of 1.25 inches or less and a center Shore C hardness (H | 01-21-2016 |
20160001135 | Multi-Layered Cores For Golf Balls Based On Ionomers - Multi-piece golf balls having a solid core of at least one layer and cover of at least one layer are provided. Thermoplastic ethylene acid copolymer ionomer compositions are used to form the core layers. Preferably, the ball contains a dual-core having an inner core and surrounding outer core layer. Low modulus and high modulus ionomer compositions may be used in the core structure. In one embodiment, a first ionomer composition is used to form the inner core and a second ionomer composition is used to form the outer core, and the flex modulus of the first composition is greater than the flex modulus of the second composition. The ionomer compositions have varying levels of hardness. The resulting ball has high resiliency and rebounding properties. | 01-07-2016 |
20150375062 | GOLF BALL WITH THIN MOISTURE VAPOR BARRIER LAYER - A golf ball comprising a core, a cover and at least one moisture vapor barrier layer, wherein the moisture vapor barrier layer comprises at least one layer formed from graphene. | 12-31-2015 |
20150375061 | MULTI-LAYER CORE GOLF BALL - Golf balls having a very high positive gradient multilayer core are provided. The multilayer core includes an outer core layer and a very soft, low compression inner core layer. The inner core layer is formed from an unfoamed composition and has a center hardness that is at least 40 Shore C points less than the outer surface hardness of the outer core layer. | 12-31-2015 |
20150375060 | GOLF BALLS HAVING FOAM INNER CORE AND THEMOPLASTIC OUTER CORE - Multi-piece golf balls containing a dual-core structure are provided. The core structure includes an inner core (center) comprising a foam composition, preferably foamed polyurethane. The outer core layer is preferably formed from a non-foamed thermoplastic composition such as ethylene acid copolymer ionomer. Preferably, the specific gravity (density) of the foam inner core is less than the density of the outer core layer. The ball further includes a cover of at least one layer and may include at least one casing layer. The core structure and resulting ball have relatively good resiliency. | 12-31-2015 |
20150375057 | Golf Ball Materials Based On Blends Of Polyamide And Acid Anhydride-Modified Polyolefins - Multi-piece golf balls having at least one layer made from a polyamide non-ionomeric composition are provided. The polyamide composition consists essentially of about 40 to about 99% by weight polyamide; about 1 to about 60% by weight of an acid anhydride-modified polyolefin; and about 1 to about 60% of a fatty acid additive selected from the group consisting of fatty acid salts, fatty acid amides, and mixtures thereof. The ball includes a core, preferably a dual core construction; and a cover of at least one layer. In another preferred construction, a multi-layered core containing an inner, intermediate, and outer core layer is made. For example, the intermediate core layer may be made of a rubber composition; and each of the inner core and outer core layers may be made of the polyamide composition. The resulting ball has high resiliency along with a soft feel. | 12-31-2015 |
20150367184 | DEVICE AND METHOD FOR MARKING THE SURFACE OF A SPHERICAL OBJECT WHILE ROTATING THE SPHERICAL OBJECT IN ANY DIRECTION ABOUT ITS CENTER - A device and method for marking a spherical golf ball component, comprising: at least one rotation support; at least one spherical golf ball component having a center and an outer surface; wherein each spherical golf ball component is mountable on the rotation support such that the spherical golf ball component is rotatable in any direction about its center; and at least one marking arm that marks the outer surface while the spherical golf ball component is rotating. At least one marking arm may be motionless while marking the spherical golf ball component, or the marking arm may be motionless at least temporarily while marking the spherical golf ball component, or the marking arm may be movable to mark the outer surface. | 12-24-2015 |
20150367181 | LOW COMPRESSION GOLF BALL - Disclosed herein are two-layer and three-layer, low compression golf balls including a low compression single- or dual-layer rubber core and a single cover layer. | 12-24-2015 |
20150367180 | LOW COMPRESSION GOLF BALL - Disclosed herein are two-layer, low compression golf balls including a low compression rubber core and a single cover layer. | 12-24-2015 |
20150367179 | LOW COMPRESSION GOLF BALL - Disclosed herein are two-layer and three-layer, low compression golf balls including a low compression single- or dual-layer rubber core and a single cover layer. | 12-24-2015 |
20150360094 | GOLF CLUB HEAD WITH IMPROVED COMPOSITE MATERIAL - A golf club with a multi-material face is disclosed herein. More specifically, the present invention discloses a golf club head with a composite material wherein the composite material has a significantly lower Fiber Areal Weight (FAW) less than about 50 grams per meters square (gsm). In one embodiment of the invention the golf club head has a striking face that forms a pocket, wherein the pocket is filled with a secondary material having a lower density to improve the performance of the golf club head. The multi-material face disclosed in accordance with the present invention may generally have an inter laminar shear strength of greater than about 60 MPa, most preferably greater than about 60 MPa and less than about 145 MPa. | 12-17-2015 |
20150360086 | GOLF BALL DIMPLE PROFILE - Golf ball dimples having a cross-sectional profile shape defined by the product of a base profile and one or more weighting functions are disclosed. | 12-17-2015 |
20150352415 | GOLF CLUB HEAD WITH FLEXURE - A golf club head including a crown, a sole, a hosel, a face and a flexure. The flexure provides compliance during an impact between the golf club head and a golf ball, and is tuned to vibrate, immediately after impact, at a predetermined frequency. A slot is included in a portion of the golf club head and works with the flexure to further tune performance. | 12-10-2015 |
20150343274 | MULTI-LAYERED GOLF BALLS MADE WITH A THIOL-ENE COMPOSITION - Methods for making multi-layered golf balls having at least one layer or coating made from a thiol-ene composition and the resultant golf balls are provided. A polymerizable composition comprising multifunctional thiol and -ene compounds is used to form the layer or coating. In one embodiment, the outer cover layer is made from the thiol-ene material. In another embodiment, a thiol-ene composition is applied as a protective coating over the outer cover layer. The thiol-ene layer or coating helps provide the ball with good impact durability and, toughness. | 12-03-2015 |
20150343272 | MULTI-LAYER GOLF BALL - The present invention is directed to multi-layer golf balls including a layer formed from a composition comprising a relatively soft or low modulus HNP, a layer formed from a composition comprising a relatively hard or high modulus HNP, an inner cover layer formed from a thermoplastic composition, and an outer cover layer formed from a polyurethane or polyurea composition. | 12-03-2015 |
20150343271 | GOLF BALL - The present invention is directed to multi-layer golf balls including a layer formed from a composition comprising a relatively soft or low modulus HNP and a layer formed from a composition comprising a relatively hard or high modulus HNP. | 12-03-2015 |
20150335963 | METAL WOOD CLUB - A method of constructing a golf club head, comprising affixing a hosel to a shell, wherein said shell comprises a striking face, a sole extending aftward from a lower edge of said ball striking face, and a crown extending aftward from an upper edge of said ball striking face, wherein said shell defines a golf club head interior within said shell, wherein said hosel is configured to receive a golf club shaft, wherein said hosel comprises an internal portion within said golf club head interior and an external portion extending outside said shell, wherein said golf club head comprises a hosel rib affixed to said internal portion of said hosel, manipulating the orientation of said hosel relative to said shell after affixing said hosel to said shell, and affixing said hosel rib to said shell after manipulating the orientation of said hosel. | 11-26-2015 |
20150335959 | MULTI-LAYER GOLF BALL - The present invention is directed to multi-layer golf balls including a layer formed from a relatively soft or low modulus HNP composition and a layer formed from a relatively hard or high modulus HNP composition. Optionally, the soft (or low modulus) HNP composition and/or the hard (or high modulus) HNP composition is plasticized or is replaced with a different plasticized acid copolymer composition. | 11-26-2015 |
20150335958 | MULTI-LAYERED CORES FOR GOLF BALLS CONTAINING POLYAMIDE AND IONOMER LAYERS - Multi-piece golf balls having a solid core of at least one layer and cover of at least one layer are provided. At least one of the core layers comprises a thermoplastic ionomer composition, preferably a highly neutralized ethylene acid copolymer. And, at least one of the core layers comprises a thermoplastic polyamide composition. In one embodiment, the polyamide composition is used to form the inner core and the ionomer composition is used to form the outer core layer. Preferably, the polyamide composition has a flex modulus of 90,000 psi or greater; and the ionomer composition has a flex modulus of 80,000 psi or less. The resulting ball has high resiliency and rebounding properties. | 11-26-2015 |
20150335957 | Golf Balls Having Dual-Layered Cores With Metal-Containing Centers and Thermoset Outer Cores - Multi-piece golf balls containing a dual-core structure are provided. The core structure includes a small, heavy inner core (center) having a relatively high specific gravity and a surrounding outer core layer having a relatively low specific gravity. The core structure may have different hardness gradients. In one preferred embodiment, the inner core and outer core each has a positive hardness gradient. The center of the core comprises a metal material such as copper, steel, brass, tungsten, titanium, aluminum, and alloys thereof. The outer core layer preferably is formed from a thermoset composition such as polybutadiene rubber. The resulting ball has high resiliency and good spin control. | 11-26-2015 |
20150321055 | METAL WOOD CLUB - A weight system configured to adjust the location of the center of gravity of a golf club head comprising an adjustable weight comprising an aperture dimensioned to receive a fastener, a threaded bore formed in said sole and configured to receive a fastener, and a fastener configured to pass through the aperture of the adjustable weight and engage the threaded bore, wherein rotation of said fastener in a first direction locks said adjustable weight into a locked position, preventing said adjustable weight from rotating relative to said body, and wherein rotation of said fastener in a second direction, opposite said first direction, unlocks said adjustable weight into an unlocked position and allows said adjustable weight to rotate about said fastener, and wherein said adjustable weight can be unlocked and rotated without completely removing said fastener from said threaded bore. | 11-12-2015 |
20150321053 | HEAT TREATED GOLF CLUB - A heat treated golf club head is disclosed herein. More specifically, the present invention discloses a golf club head wherein the striking face portion and the body portion are heat treated differently to achieve different hardness, strength, and Young's modulus (E) at the two portions to improve the performance of the golf club head. | 11-12-2015 |
20150314169 | Golf Balls Having a Multi-Layered Cover With a Thermoplastic Inner Cover Layer - Multi-piece golf balls having a multi-layered solid core and multi-layered cover are provided. In one version, a five-piece ball having a two-layered core and three-layered cover is formed. Preferably, the inner core is made of a thermoset rubber composition and the outer core layer is made of a highly neutralized polymer (HNP) composition. The cover includes inner, intermediate, and outer cover layers, wherein the outer cover is made of a composition comprising a polyurethane, polyurea, or copolymer or blend thereof. In a second version, a six-piece ball having inner and intermediate cover layers that also can be made of HNP compositions is produced. The finished balls have high resiliency and rebounding properties. | 11-05-2015 |
20150306481 | BUTT-MOUNTED SHAFT EXTENSION DEVICE - A device designed for modifying the length of a golf club shaft. The device is a three-piece mechanism with a bottom part bonded into the top end of a tubular golf club shaft, a top part provided within the grip, a threaded screw provided within the top part and threadably connected to the bottom part such that movement of the screw will adjust the distance between the top part and bottom part thereby adjusting the club length. The extension device is hidden within the shaft and grip and does not require a custom grip or shaft. | 10-29-2015 |
20150306466 | MEDIUM GRADIENT DUAL CORE GOLF BALL - A golf ball includes an inner core layer having a first surface hardness and a geometric center hardness. The center hardness is less than the first surface hardness to define a first positive hardness gradient of about 1 to 12 Shore C. An outer core layer has a second surface hardness. A cover layer is formed over the outer core layer. The second outer surface hardness is greater than the geometric center hardness to define a second positive hardness gradient of about 12 to 22 Shore C. | 10-29-2015 |
20150306465 | Dual Core Golf Ball Having A Shallow "Positive Hardness Gradient" Thermoplastic Inner Core And A Steep "Positive Hardness Gradient" Thermoset Outer Core Layer - A golf ball includes an inner core layer including a thermoplastic highly-neutralized ionomer formed from a copolymer of ethylene and an α,β-unsaturated carboxylic acid, an organic acid or salt thereof, and sufficient cation source to neutralize the acid groups of the copolymer by 80% or greater. The inner core has a geometric center hardness and a surface hardness to define a first hardness gradient having a first slope, S | 10-29-2015 |
20150306463 | GOLF BALL COMPOSITIONS - Disclosed herein are heterogeneous golf ball compositions comprising a thermosetting polymer matrix and discrete particles of thermoplastic polymer dispersed within the matrix. | 10-29-2015 |
20150297962 | GOLF CLUB HAVING REMOVEABLE WEIGHT - A golf club head including a hosel, a ball striking face, a sole extending aftward from a lower edge of the ball striking face, a crown extending aftward from an upper edge of the ball striking face, a skirt extending between the sole and the crown, a weight mount disposed on at least one of the sole, the crown, and the skirt, a weight member configured to reside in the weight mount, a fastener, a retainer configured to rotatably couple the fastener to the weight member, wherein the fastener goes from an unlocked position to a locked position in less than one full turn of the fastener relative to the weight mount, wherein rotation of the fastener compresses the retainer. | 10-22-2015 |
20150297958 | MULTI-MATERIAL GOLF CLUB - A golf club including a golf club head having improved mass distribution characteristics. The golf club includes a golf club head that is constructed multiple materials and includes a body member, a mass member, and an interface that allows the mass member to be coupled to the body member. | 10-22-2015 |
20150283433 | MULTI-MATERIAL IRON TYPE GOLF CLUB HEAD - An iron type golf club head comprising a blade portion located near a terminal end of said iron type golf club head forming a cavity near a bottom sole portion of said blade portion,; a hosel portion located near a proximal end of said iron type golf club head,; wherein said first material has a yield strength greater than about 570 MPa; wherein said second material has a yield strength less than about 570 MPa. | 10-08-2015 |
20150283432 | GOLF BALLS HAVING A CENTER WITH SURROUNDING FOAM OUTER CORE LAYER - Multi-layered golf balls having a dual-layered core and cover of at least one layer are provided. The dual-core construction includes a non-foamed inner core (center) made of a thermoplastic or thermoset composition such as polybutadiene rubber. An outer core layer comprising a foamed composition, such as polyurethane foam, is disposed about the inner core. In one version, the outer core layer is made of a relatively soft foam composition having low flex modulus and density. A cover may be disposed about the core structure. For example, an inner cover made of ethylene acid copolymer ionomer and outer cover made of polyurethane may be used. | 10-08-2015 |
20150273275 | NANOCRYSTALLINE CELLULOSE AS AN ADDITIVE IN GOLF BALLS - The present invention is directed to a golf ball and, more particularly, a golf ball having a polybutadiene based core, a cover disposed about the core, and optionally an intermediate layer disposed between the core and the cover. In one embodiment, at least one or more portions of the core, cover, or intermediate layer comprises a blend of thermoplastic or thermoset material and about 1 to 10 pphr of a nanocrystalline cellulose material. | 10-01-2015 |
20150265885 | GOLF CLUB - The present invention concerns a set of golf club heads having progressive head sizing such that the size of the club heads in the set decreases as the loft angle of the club heads increases; and golf club sets including such club heads. The present invention also concerns weighting systems for use with the progressively sized club head set. | 09-24-2015 |
20150265880 | Golf Balls Having Multi-Layered Covers Based On Aromatic and Aliphatic Polyurethanes - Golf balls having multi-layered covers are provided. The cover includes an inner cover layer made of an ionomer composition; an intermediate cover layer made of an aromatic polyurethane composition; and outer cover layer made of an aliphatic polyurethane composition, wherein the total thickness of the multi-layered cover is no greater than 0.110 inches. Preferably, the thickness of the inner cover layer is 0.010 to 0.050 inches; the thickness of the intermediate cover layer is 0.010 to 0.040 inches; and thickness of the outer cover layer is 0.004 to 0.020 inches. The invention also includes methods for making such multi-layered covers. The resulting ball has good light-stability, cut/shear-resistance, and impact durability. | 09-24-2015 |
20150258398 | GOLF CLUB WITH IMPROVED WEIGHT DISTRIBUTION - A weight member for optimizing weight distribution of a golf club, comprising a removable weight member configured to reside within a shaft of the golf club, the shaft having a proximal end and a distal end, the proximal end opposite a head of the golf club, the distal end adjacent the head of the golf club, the weight member comprising a heavy weighted portion, the heavy weighted portion offset distally from the proximal end of the shaft, the weight member comprising a plurality of locating members, the plurality of locating members configured to limit movement of the heavy weighted portion relative to an inner wall of the shaft. | 09-17-2015 |
20150258397 | GOLF CLUB WITH IMPROVED WEIGHT DISTRIBUTION - Systems, devices, and methods relating to optimizing a weight distribution of a golf club for a golfer's swing, comprising monitoring one or more dynamic behavioral characteristics of said golfer's swing, and altering said weight distribution of said golf club to optimize said golfer's swing by evaluating said one or more dynamic behavioral characteristics of said golfer's swing, selecting a weight member from a set of interchangeable weight members, and installing said weight member into said golf club. | 09-17-2015 |
20150258396 | MULTI-PIECE IRON GOLF CLUB HEAD - A multi-piece iron golf club head is disclosed herein. More specifically, the present invention utilizes multi-piece construction to incorporate geometric features such as an undercut into a golf club head that is forged. | 09-17-2015 |
20150251059 | COLOR GOLF BALL CONSTRUCTIONS INCORPORATING DURABLE AND LIGHT-STABLE COMPOSITIONS - A golf ball comprising a core, a casing layer surrounding the core, a cover layer disposed about the casing layer, and three coating layers CL | 09-10-2015 |
20150251058 | GOLF BALLS HAVING A MULTI-LAYERED CORE WITH A THERMOSET RUBBER CENTER - Golf balls having a multi-layered solid core and multi-layered cover are provided. The center of the core is made of a thermoset rubber material and preferably has a positive hardness gradient. The intermediate core layers is made of a thermoset or thermoplastic composition. The outer core layer is made of a highly neutralized polymer composition. The inner cover is made of a thermoplastic composition, preferably an ethylene acid copolymer. The outer cover is made of a composition comprising a polyurethane, polyurea, or copolymer or blend thereof. The finished ball has high resiliency and rebounding properties. | 09-10-2015 |
20150238828 | COMPOSITE GOLF CLUB HEAD WITH IMPROVED SOUND - A composite golf club head with improved sound characteristics is disclosed herein. More specifically, the present invention relates to a golf club head that utilizes a unique composite type material having a low damping coefficient; creating more discretionary weight to optimize performance without comprising the sound of the golf club head. Depending on the amount of discretionary weight desired, the present invention could replace parts of the crown, the sole, the striking face, or even all three of the above referenced components with a low-damping composite material to improve the performance. The low-damping composite material used in accordance with the current invention may generally have a damping loss factor (η) of less than about 0.02. | 08-27-2015 |
20150238823 | MULTI-LAYER CORE GOLF BALL - A golf ball comprising a core and a cover, wherein the core consists of: a solid inner core layer formed from a plasticized non-acid polymer composition PC | 08-27-2015 |
20150238822 | GOLF BALLS HAVING DUAL-LAYERED CORES WITH METAL-CONTAINING CENTERS AND THERMOPLASTIC OUTER CORES - Multi-piece golf balls containing a dual-layered core structure are provided. The core structure includes a small, heavy inner core (center) having a relatively high specific gravity, and a surrounding outer core layer. The layers of the core structure may have different hardness gradients. The center of the core comprises a metal material such as copper, steel, brass, tungsten, titanium, aluminum, and alloys thereof dispersed in a thermoset polymeric matrix. The outer core layer is preferably formed from a thermoplastic composition such as an ethylene acid copolymer ionomer resin. The resulting ball has high resiliency and good spin. | 08-27-2015 |
20150231450 | GOLF BALLS HAVING MULTI-LAYERED CORE WITH METAL-CONTAINING CENTER AND THERMOPLASTIC OUTER LAYERS - Multi-piece golf balls containing a multi-layered core structure are provided. The core structure includes a small, heavy inner core (center) having a relatively high specific gravity, an intermediate core layer, and a surrounding outer core layer. The layers of the core structure may have different hardness gradients. The center of the core comprises a metal material such as copper, steel, brass, tungsten, titanium, aluminum, and alloys thereof dispersed in a thermoset polymeric matrix. The intermediate core layer is preferably formed from a first thermoplastic composition such as an ethylene acid copolymer ionomer resin; and the outer core layer is preferably formed from a second thermoplastic composition. The resulting ball has high resiliency and good spin control. | 08-20-2015 |
20150224368 | Negative Hardness Gradient Inner Core For Dual Core Golf Ball - A golf ball including an inner core having a first outer surface and a geometric center and being formed from a first substantially homogenous composition such that the inner core has a hardness of about 60 Shore C to about 90 Shore C; an outer core layer disposed about the inner core having a second outer surface and being formed from a second substantially homogenous composition such that the outer core layer has a hardness of about 60 Shore C to about 95 Shore C; and a cover layer disposed about the outer core layer. The geometric center and first and second outer surfaces each have a hardness, the hardness of the second outer surface being lower than the hardness of the geometric center to define a negative hardness gradient. | 08-13-2015 |
20150224367 | GOLF BALLS INCORPORATING LIGHT-STABLE AND DURABLE COVER COMPOSITIONS - A golf ball comprising: a core; a casing layer surrounding the core; and a cover layer surrounding the casing layer and being formed from a cover composition that is produced by a reaction of a prepolymer and a chain extender, wherein the prepolymer is formed from the reaction product of: (i) an isocyanate comprising an allophanate (“ICA”) and having an average NCO functionality in the range of 1.9 to 2.8 and (ii) a polyol-containing component or an amine-containing component or a blend thereof; and wherein the chain-extender is selected from the group consisting of amine-terminated chain-extenders, hydroxyl-terminated chain-extenders, and mixtures thereof. The ICA may comprise a reaction product of hexamethylene diisocyanate (HDI), at least one monoalcohol, and a bismuth-containing catalyst. The ICA may have an average equivalent weight of from about 200 to about 350; and the prepolymer may have an average equivalent weight of from about 420 to about 840. The cover has a thickness of at least about 0.010 in. and a flexural modulus of about 10,000 psi or greater. | 08-13-2015 |
20150217364 | METHOD OF FORMING AN IRON SET - The present invention is directed to a set of golf clubs comprising long irons, mid-irons and short irons. The irons have a progressive horizontal CG location. Preferably, the long and MID irons have a CG located between about 1 mm and 3 mm towards the hosel and the short iron CG is located between about 3 mm and 4 mm toward the hosel. Further the irons can have a substantially constant blade width with progressively increasing toe height and progressively decreasing scoreline width. | 08-06-2015 |
20150217167 | GOLF CLUB HEAD WITH FLEXURE - A golf club head including a crown, a sole, a hosel, a face and a flexure. The flexure provides compliance during an impact between the golf club head and a golf ball, and is tuned to vibrate, immediately after impact, at a predetermined frequency. | 08-06-2015 |
20150217165 | Golf Balls Having Cores Made of Polybutadiene Rubber Blends - Multi-piece golf balls having a core made of a polybutadiene rubber blend are provided. The golf ball contains a multi-layered core. The inner core is formed from a blend containing a non-metallocene catalyzed polybutadiene rubber and metallocene-catalyzed polybutadiene rubber. The surrounding outer core layer is made of a non-metallocene-catalyzed polybutadiene rubber. Catalysts such as neodymium, nickel, and cobalt based catalysts may be used to make the non-metallocene catalyzed rubber. Catalysts such as ferrocene, cobaltocene, nickelocene, titanocene dichloride, zirconocene dichloride, and samraocene based catalysts may be used to make the metallocene-catalyzed rubber. The multi-layered core is surrounded by a cover having at least one layer. The resulting ball has high resiliency and a soft compression feel. | 08-06-2015 |
20150209625 | GOLF BALL CORES HAVING FOAM CENTER AND THERMOSET OUTER LAYERS WITH HARDNESS GRADIENTS - Multi-layered golf ball core sub-assemblies and the resulting golf balls are provided. The core structure includes an inner core (center) comprising a foam composition, preferably foamed polyurethane. The intermediate and outer core layers are preferably formed from non-foamed thermoset compositions such as polybutadiene rubber. The core layers have different hardness and specific gravity levels. The core assembly preferably has a positive hardness gradient extending across the entire assembly. The core structure and resulting ball have relatively good resiliency. | 07-30-2015 |
20150209624 | MULTI-LAYERED COES FOR GOLF BALLS HAVING FOAM AND THERMOSET LAYERS - Multi-layered golf ball core sub-assemblies and the resulting golf balls are provided. The core structure includes an inner core (center) comprising a foam composition, preferably foamed polyurethane. The intermediate and outer core layers are preferably formed from non-foamed thermoset compositions such as polybutadiene rubber. The core layers have different hardness and specific gravity levels. The core structure and resulting ball have relatively good resiliency. | 07-30-2015 |
20150202499 | Polybutadiene Rubber / Ionomer Blends For Golf Balls Having Multi-Layered Cores and Covers - A multi-piece golf ball comprising at least one component made of a polybutadiene rubber/ionomer resin blend is provided. The ball preferably contains a multi-layered core comprising a center, intermediate core layer, and surrounding outer core layer. The polybutadiene rubber/ionomer resin blend is used preferably to form the outer core layer. Polybutadiene rubber compositions may be used to form the center and intermediate core layers. The ball further includes a cover having inner and outer cover layers. The surface hardness of the outer core layer is preferably greater than the material hardness of the outer and inner cover layers. The resulting ball has high resiliency and good impact durability. | 07-23-2015 |
20150190688 | GOLF CLUB HEAD WITH FLEXURE - A golf club head including a crown, a sole, a hosel, a face and a flexure. The flexure provides compliance during an impact between the golf club head and a golf ball, and is tuned to vibrate, immediately after impact, at a predetermined frequency. | 07-09-2015 |
20150190681 | Golf Balls Having Layers Based On Polyamide And Fatty Acid Amide Blends - Multi-piece golf balls having a solid core of at least one layer and cover of at least one layer are provided. At least one of the layers is formed from a thermoplastic polyamide composition, comprising a blend of about 40 to about 99% by weight polyamide and about 1 to about 60% by weight fatty acid amide. Preferably, the ball has a dual core construction. A rubber composition is preferably used to form the outer core layer and the polyamide composition is preferably used to form the inner core. The flex modulus of the polyamide composition is preferably at least 15% greater than the flex modulus of the rubber composition. | 07-09-2015 |
20150190680 | GOLF BALLS HAVING LAYERS BASED ON POLYAMIDE, IONOMER, AND FATTY ACID AMIDE BLENDS - Multi-piece golf balls having a solid core of at least one layer and cover of at least one layer are provided. At least one of the layers is formed from a thermoplastic polyamide composition, comprising a blend of polyamide, ethylene acid copolymer ionomer, fatty acid amide, and plasticizer. A polyamide having a transparent optical nature is preferably used in the composition. A fatty acid ester such as dipropylene glycol dibenzoate and propylene carbonate is preferably used as the plasticizer. The ball may contain an inner core and surrounding outer core layer. A rubber composition is preferably used to form the inner core and the polyamide-based composition is preferably used to form the outer core layer. | 07-09-2015 |
20150182813 | GOLF BALL WITH SINGLE THERMOPLASTIC COVER LAYER OF HETEROGENEOUS COMPOSITION - The present invention relates to a method of manufacturing a golf ball having a single cover layer of heterogeneous composition. One embodiment of the invention describes a method wherein a core, comprising one or more layers, has pre-molded hemispherical cover cups placed about the core and each cover cup has at least two layers of distinct resinous materials, and the cover cups are heated and compressed such that the resinous materials in the cover cups intermingle with each other to form a single heterogeneous cover layer. | 07-02-2015 |
20150182807 | GOLF BALLS CONTAINING LAYERS MADE FROM TRANSPARENT POLYAMIDE AND PLASTICIZER COMPOSITIONS - Multi-layered golf balls having at least one layer made of a polyamide composition containing a transparent polyamide polymer and fatty acid salt are provided. In one preferred version, the polyamide composition consists essentially of a blend of 40 to 99% by weight transparent polyamide and 1 to 60% by weight fatty acid salt. The golf ball includes a core having at least one layer and a cover having at least one layer. The polyamide composition may be used to form any core, cover, or other layer in the golf ball. The polyamide compositions have a good combination of properties including Coefficient of Restitution (COR) and compression. | 07-02-2015 |
20150182802 | DIMPLE PATTERNS FOR GOLF BALLS - The present invention provides a golf ball wherein each hemisphere has a dimple pattern based on a pyramid having dissimilar sides. The resulting overall dimple pattern is not based on preexisting polyhedral, and is not attainable using conventional dimple packing methods. | 07-02-2015 |
20150174461 | GOLF CLUB HEAD WITH FLEXURE - A golf club head including a crown, a sole, a hosel, a face and a flexure. The flexure provides compliance during an impact between the golf club head and a golf ball, and is tuned to vibrate, immediately after impact, at a predetermined frequency. | 06-25-2015 |
20150174454 | Low Compression Golf Balls Containing Cores Made Of Plasticized Thermoplastic Compositions - Low compression multi-piece golf balls having a solid core comprising at least one layer made of a plasticized thermoplastic composition are provided. Preferably, the ball has a compression of less than 60 and more preferably less than 50. The ball includes a cover in addition to the core sub-assembly. For example, two-piece and three-piece golf balls may be made. The plasticized thermoplastic composition preferably comprises: a) ethylene acid copolymer, b) plasticizer, and c) cation source. Preferably, a fatty acid ester such as butyl oleate is used as the plasticizer. In two-layered core constructions, the outer core layer is preferably formed from a thermoset composition such as polybutadiene rubber. The core layers may have different hardness levels. The core structure and resulting ball have relatively good resiliency at given compressions. | 06-25-2015 |
20150174452 | GOLF BALL AERODYNAMIC CONFIGURATION - The present invention relates to golf balls, specifically to a golf ball comprising an aerodynamic pattern having novel shaped dimple structures which reduce the variation in airflow turning angle thereby improving the golf ball's flight performance. The dimple structures have a conical shaped base with a dimple in the center and reduced or no flat land areas between the dimples. | 06-25-2015 |
20150157898 | USE OF CURABLE COMPOSITIONS CONTAINING DITHIANE MONOMERS FOR GOLF BALL CORES - The present invention is directed to a golf ball and, more particularly, a golf ball core having a curable core composition comprising a dithiane compound, a rubber based compound comprising cis-1,4-polybutadiene rubber, a crosslinking agent comprising a metallic salt of unsaturated carboxylic acid in an amount between 10 to 50 parts per hundred of rubber (pphr), a peroxide initiator, one or more filler materials, and optionally an organ sulfur compound, are used to provide soft and resilient cores. | 06-11-2015 |
20150157897 | MULTI-LAYERED GOLF BALLS HAVING FOAM CENTER WITH SELECTIVE WEIGHT DISTRIBUTION - Multi-layered golf balls having a core made of a foamed polyurethane composition are provided. The ball includes a dual-layered core having a foam inner core (center) and surrounding outer core layer. The outer core layer may be made from a non-foamed thermoset material such as polybutadiene rubber. The ball further includes an inner cover, preferably made from a thermoplastic ionomer. The outer cover may be made from a non-foamed thermoset or thermoplastic material such as polyurethane. The core and inner cover layers preferably have different densities so the Moment of Inertia of the ball is adjusted. Preferably, the specific gravity of the inner cover is greater than the specific gravity of the outer core, which is greater than the specific gravity of the inner core. The finished ball has good distance and low-spin properties. | 06-11-2015 |
20150151173 | TOE-BIASED GOLF CLUB - A golf club head includes a striking face having an upper perimeter, a lower perimeter, a heel portion, a toe portion, and a posterior body portion comprising a crown portion and a sole portion. The crown is coupled to the upper perimeter of the striking face and the sole is coupled to the lower perimeter of the striking face. The golf club also includes a hosel for receiving a shaft. The heel is positioned below the hosel and the club head has a c.g. positioned towards the toe from a vertical plane running perpendicularly through the crown, the sole, and the striking face. | 06-04-2015 |
20150151172 | GOLF CLUB HEAD AND REMOVABLE WEIGHT - A golf club head and a removable weight that is received in a receptacle of the golf club head. The weight includes a cap and a slug. The cap is removably coupled to the receptacle and includes a recess that receives a portion of the slug so that the cap and slug are able to rotate relative to each other. The slug includes an anti-rotation feature that prevents relative rotation between the slug and the receptacle and a lead-in portion. | 06-04-2015 |
20150151166 | Low Compression Golf Balls Having Layers Made From Plasticized Thermoplastic Materials - Low compression, multi-piece golf balls containing a solid core and two or three-layered cover assemblies are provided. Preferably, the ball has a compression of less than 60 and more preferably less than 50. At least one cover layer is made of a plasticized thermoplastic composition. For example, two-layered and three-layered covers may be made. Preferably, the plasticized thermoplastic composition comprises: a) ethylene acid copolymer, b) plasticizer, and c) cation source. A fatty acid ester such as ethyl oleate or butyl oleate is preferably used as the plasticizer. The cover assembly has good impact durability and helps provide the ball with relatively high resiliency at given compressions. | 06-04-2015 |
20150151165 | GOLF BALLS HAVING AT LEAST ONE LAYER FORMED FROM A PLASTICIZED ACID COPOLYMER COMPOSITION - The present invention is directed to multi-layer golf balls including a layer formed from a relatively soft or low modulus HNP composition and a layer formed from a relatively hard or high modulus HNP composition. Optionally, the soft (or low modulus) HNP composition and/or the hard (or high modulus) HNP composition is plasticized or is replaced with a different plasticized acid copolymer composition. | 06-04-2015 |
20150151164 | GOLF BALL HAVING REDUCED SURFACE HARDNESS - Golf ball comprising a core comprising: an untreated region extending radially from a geometric center a distance D | 06-04-2015 |
20150148150 | GOLF BALL HAVING SPECIFIC SPIN, MOMENT OF INERTIA, LIFT, AND DRAG RELATIONSHIP - Golf ball with a novel combination of spin rate, lift coefficient, drag coefficients, and optionally moment of inertia: a golf ball with a low spin rate, a high lift coefficient, a low drag coefficient, and optionally a high moment of inertia; and a golf ball with a high spin rate, a low lift coefficient, a low drag coefficient, and optionally a low moment of inertia. | 05-28-2015 |
20150141168 | MULTI-LAYER GOLF BALL - Multi-layer golf balls having a relatively hard outer core surrounding a relatively soft, low compression inner core are provided. The inner core generally has a compression of less than 70. The outer core generally has a Shore C hardness of 80 or greater. A cover, which can be a single-, dual-, or multi-layer cover, is provided to surround the outer core. A moisture barrier layer is optionally provided between the outer core and the cover. The moisture vapor transmission rate of the moisture barrier layer is preferably less than the moisture vapor transmission rate of the cover. | 05-21-2015 |
20150141167 | Dual Core Golf Ball Having Negative-Hardness-Gradient Thermoplastic Inner Core And Steep Positive-Hardness-Gradient Thermoset Outer Core Layer - A golf ball comprising an inner core layer including a thermoplastic material and having a geometric center hardness less than the surface hardness to define a positive hardness gradient. An outer core layer is formed over the inner core. The outer core includes a thermoset rubber composition and has an inner surface hardness less than an outer surface hardness to define a positive hardness gradient. A cover layer is formed over the outer core layer. The cover layer includes an inner cover layer and an outer cover layer. The thermoplastic material of the core includes an acid copolymer of ethylene and an α,β-unsaturated carboxylic acid, optionally a softening monomer comprising alkyl acrylate or methacrylate; a plasticizer; an organic acid or salt thereof; and a cation source present in an amount sufficient to neutralize from about 70 to about 100% of all acid groups present in the material. | 05-21-2015 |
20150141166 | GOLF BALLS HAVING A FOAM CENTER - Large diameter golf balls having a foam core are provided. | 05-21-2015 |
20150133238 | MULTI-LAYER CORE GOLF BALL - A golf ball comprising a core and a cover, wherein the core consists of: a solid inner core layer formed from a transparent or plasticized polyamide composition and having a diameter of 1.10 inch or less and a center Shore C hardness (H | 05-14-2015 |
20150133233 | GOLF CLUB HEAD WITH FLEXURE - A golf club head including a crown, a sole, a hosel, a face and a flexure. The flexure provides compliance during an impact between the golf club head and a golf ball. | 05-14-2015 |
20150126307 | GOLF BALLS HAVING SILICONE FOAM CENTER - Multi-piece golf balls having a solid core made of a foamed silicone composition and a cover are provided. For example, three-piece, four-piece, and five-piece golf balls containing different core structures can be made. Preferably, a dual-core having has a silicone foam inner core (center) and surrounding thermoset or thermoplastic outer core layer is made. The silicone foam center has good thermal stability and durability without sacrificing resiliency. The surrounding outer core layer may be made from non-foamed or foamed compositions. For example, silicone foams, polyurethanes, polybutadiene rubber, or highly neutralized olefin acid copolymers may be used in the outer core layer. | 05-07-2015 |
20150126306 | COMPOSITIONS INCORPORATING ETHYLENE ACID (E/X) IONOMERS AND NON-IONOMERIC SOFTENING POLYMERS FOR GOLF BALL CONSTRUCTIONS AND METHODS RELATING THERETO - A golf ball comprising a core and a cover disposed about the core; wherein at least one of the core and the cover comprises a tri-blend composition of the non-E/X/Y type (TBC) formed from a blend of an ethylene acid (E/X) ionomer, a non-ionomeric softening copolymer (NISC) and a low viscosity component (LVC). A portion of the TBC comprising the ethylene acid (E/X) ionomer and the NISC has a Melt Flow Index MF | 05-07-2015 |
20150126304 | GOLF CLUB HEAD WITH FLEXURE - A golf club head including a crown, a sole, a hosel, a face, a flexure, and a weight member. The flexure provides compliance during an impact between the golf club head and a golf ball, and is tuned to vibrate, immediately after impact, at a predetermined frequency. The weight member is coupled to a weight mount at least partially disposed in the flexure. | 05-07-2015 |
20150126298 | CLUB LENGTH ADJUSTMENT DEVICE - A golf club length adjustment device for use in a golf club, comprising a first member affixed to a main shaft, said main shaft configured to couple to a golf club head, a second member slideably coupled to said first member, said second member adapted to couple to a golf club grip, said golf club grip including an internal cavity configured to receive a golf club shaft, wherein said first member is configured to slide relative to said second member to change the length of said golf club, wherein said first member and said second member are configured to limit rotation of said first member relative to said second member, a locking system configured to selectively limit said first member from sliding relative to said second member, wherein said locking system comprises a locked position and an unlocked position. | 05-07-2015 |
20150125618 | METHOD OF FORMING GOLF CLUB HEAD WITH MULTI-MATERIAL FACE USING SPRAY DEPOSITION - A metal wood golf club with a striking face portion made from more than one material is disclosed. More specifically, due to the unique construction of the striking face portion having multiple materials, the present invention utilizes bonding spray deposition process to achieve the desirable bond between the more than one materials used to form the striking face. The striking face portion is formed by creating a chip insert type material utilizing the spray deposition process that is made from a secondary material that is different from the remainder of the striking face portion substantially near a geometric center of the striking face portion; wherein the secondary material has a higher Young's modulus than the remainder of the striking face portion. | 05-07-2015 |
20150119171 | GOLF BALL DIMPLES DEFINED BY SUPERPOSED CURVES - The present invention is a golf ball which comprises dimples having a cross section defined by the superposition of two or more continuous and differentiable functions, and particularly the superposition of a catenary curve and a Witch of Agnesi curve. Additionally, the dimples preferably have a circular boundary and maintain an axis coincident with the center of the circular boundary. | 04-30-2015 |
20150119169 | GOLF BALL COMPOSITIONS - Disclosed herein are multilayer golf balls having a layer with a higher hardness and a lower flexural modulus than another layer. | 04-30-2015 |
20150119166 | VARIABLE THICKNESS GOLF CLUB HEAD AND METHOD OF MANUFACTURING THE SAME - A portion of a golf club head comprising an external surface, an internal surface opposite said external surface, said internal surface adjacent an interior of said golf club head, wherein said external surface and said internal surface combine to create a plurality of thin regions and a plurality of thick regions, wherein said internal surface is created via a stamped forging process and wherein said external surface is created via a machining process, wherein said stamped forging process comprises placing said crown between a top punch and a bottom cavity, said top punch having a plurality of protrusions and said bottom cavity having a plurality of depressions, and compressing said top punch towards said bottom cavity to alter a shape of said crown, and wherein said machining process comprises machining off excess material from said external surface of said crown. The portion of the golf club head could be made out of a cold formable alpha-beta titanium alloy such as ATI-425® titanium to further improve performance. | 04-30-2015 |
20150119164 | CO-FORGED GOLF CLUB HEAD AND METHOD OF MANUFACTURE - A co-forged iron type golf club is disclosed. More specifically, the present invention discloses a co-forged iron type golf club with the body portion made out of a first material and at least one weight adjustment portion monolithically encased within the body portion of the co-forged iron type golf club head without the need for secondary attachment or machining operations. The present invention creates of an iron type golf club head from a pre-form billet that already contains two or more materials before the actual forging process resulting in a multi-material golf club head that doesn't require any post manufacturing operations such as machining, welding, swaging, gluing, and the like. | 04-30-2015 |
20150119163 | GOLF CLUB HEAD WITH DEPRESSION - A golf club head comprising a crown defining an upper surface of the golf club head; a sole defining a lower surface of the golf club head, wherein said sole is substantially convex in shape; a skirt extending between the crown and the sole; a face defining a ball-striking surface and intersecting said sole at a leading edge; an interior cavity defined by said crown, sole, skirt, and face; a coordinate system with an x-axis located horizontal to said face, a y-axis located vertical to said face, and a z-axis located through said face, said z-axis and said x-axis parallel to a ground plane when said golf club head is held at address on said ground plane; a depression formed in said sole, wherein said depression is substantially concave and protrudes inwards towards said interior cavity of said golf club head. | 04-30-2015 |
20150111669 | Three-Cover-Layer Golf Ball Comprising Intermediate Layer Including A Plasticized Polyester Composition - A golf ball includes a core and a three-layer cover disposed adjacent the core. The three-layer cover includes an inner cover, an intermediate cover, and an outer cover. The inner cover includes a non-ionomeric E/Y copolymer where E is an olefin and Y is a carboxylic acid. The inner cover has a hardness of about 45 to 68 Shore D. The outer cover includes a castable thermoset polyurethane and has a hardness of about 40 to 62 Shore D. The intermediate cover layer, disposed between the inner and outer cover layers, is formed from a polyester composition including about 40 wt % to about 99 wt % of a polyester thermoplastic elastomer and about 1 wt % to about 60 wt % of a plasticizer. | 04-23-2015 |
20150111668 | GOLF BALL COVERS MADE FROM PLASTICIZED THERMOPLASTIC MATERIALS - Multi-layered golf balls containing a two or three-layered cover assembly are provided. In one embodiment, the cover assembly includes a relatively hard inner cover and relatively soft outer cover. Alternatively, the cover assembly may include a relatively soft inner cover with a relatively hard outer cover. Three-layered covers comprising an inner cover, intermediate cover, and outer cover layer also may be prepared. Preferably, at least one of the layers is formed from a thermoplastic composition that preferably comprises: a) ethylene acid copolymer, b) plasticizer, and c) cation source. A fatty acid ester such as ethyl oleate is preferably used as the plasticizer. The cover assembly has good impact durability and helps provide the ball with relatively high resiliency at given compressions. | 04-23-2015 |
20150111667 | DUAL CORE GOLF BALL HAVING NEGATIVE-HARDNESS-GRADIENT THERMOPLASTIC INNER CORE AND SHALLOW POSITIVE-HARDNESS-GRADIENT THERMOSET OUTER CORE LAYER - A golf ball includes a thermoplastic inner core and a thermoset outer core layer. The inner core has a surface hardness of about 40 to 80 Shore C and a center hardness of about 30 to 75 Shore C, the center hardness being less than the surface hardness to define a first positive hardness gradient. The cover includes an inner cover layer and an outer cover layer. The thermoplastic inner core comprises a highly-neutralized ionomer including an acid copolymer of ethylene and an α,β-unsaturated carboxylic acid; a plasticizer; an organic acid or salt thereof; and a cation source present in an amount sufficient to neutralize from about 70 to 100% of the acid groups present. The outer core layer includes a polybutadiene rubber and has a surface hardness greater than an interior hardness to define a positive hardness gradient of less than about 25 Shore C | 04-23-2015 |
20150111666 | GOLF BALLS HAVING FOAM CENTER CONTAINING CLAY PARTICULATE - Multi-piece golf balls having a solid core made of a foamed composition and a cover are provided. Preferably, the core is dual-layered having has a foam inner core (center) and surrounding thermoset or thermoplastic outer core layer. Preferably, a polyurethane foam composition containing mineral filler particulate, for example, nanoclay particles, is used to form the foam center. The surrounding outer core layer may be made from non-foamed or foamed compositions. For example, polybutadiene rubber or highly neutralized olefin acid copolymers may be used in the outer core layer. The core layers have different hardness gradients and specific gravity values. | 04-23-2015 |
20150111665 | MULTI-MATERIAL IRON TYPE GOLF CLUB HEAD - An iron type golf club head comprising a blade portion located near a terminal end of said iron type golf club head, wherein over 50% of said blade portion is made out of a first material; a hosel portion located near a proximal end of said iron type golf club head, wherein over 50% of said hosel portion is made out of a second material; and a bifurcation plane defined as a plane that is perpendicular to said striking face positioned at a distance of 30 mm heel-ward along an X-axis from a face center of said iron type golf club head, said bifurcation plane separating said blade portion from said hosel portion; wherein said first material has a yield strength greater than about 570 MPa; wherein said second material has a yield strength less than about 570 MPa. | 04-23-2015 |
20150111664 | GOLF CLUB HEAD WITH MULTI-MATERIAL COMPONENTS - A metal wood golf club wherein a portion of the golf club head made from more than one material is disclosed. More specifically, due to the unique construction of a golf club head having multiple materials, the present invention utilizes diffusion bonding, liquid interface diffusion, or even super plastic forming techniques to achieve the desirable bond between the more than one material used to form different portions of the golf club head. The different materials could even be the same base material with different compositions as long as they have different Young's modulus. | 04-23-2015 |
20150111661 | GOLF CLUB HAVING REMOVABLE WEIGHT - A golf club head is presented comprising a sole including a weight member secured to a weight mount. The golf club includes a sole plate portion that includes a weight member attached thereto. | 04-23-2015 |
20150111660 | CO-FORGED GOLF CLUB HEAD AND METHOD OF MANUFACTURE - A co-forged iron type golf club is disclosed. More specifically, the present invention discloses a co-forged iron type golf club with the body portion made out of a first material and at least one weight adjustment portion monolithically encased within the body portion of the co-forged iron type golf club head without the need for secondary attachment or machining operations. The present invention creates of an iron type golf club head from a pre-form billet that already contains two or more materials before the actual forging process resulting in a multi-material golf club head that doesn't require any post manufacturing operations such as machining, welding, swaging, gluing, and the like. | 04-23-2015 |
20150108681 | GOLF CLUB HEAD HAVING MULTI-MATERIAL FACE AND METHOD OF MANUFACTURE - A golf club with a multi-material face is disclosed herein. More specifically, the golf club head in accordance with the present invention has a striking face portion that is backed by a composite layer. The multi-material face disclosed in accordance with the present invention may generally be manufactured via a bladder molding process that applies hydrostatic forces to the composite layer to create a more consistent bond between the composite material and the metallic material. | 04-23-2015 |
20150105180 | Dual Core Golf Ball Having Negative-Hardness-Gradient Thermoplastic Inner Core And Steep Positive-Hardness-Gradient Thermoset Outer Core Layer - A golf ball includes a thermoplastic HNP inner core layer having a center hardness less than the surface hardness to define a positive hardness gradient. An outer core layer is disposed about the inner core and is formed from a thermoset rubber composition. The core layer has an inner surface hardness less than the outer surface hardness to define a positive hardness gradient. Inner and outer cover layers are disposed about the outer core layer. The HNP composition includes an acid copolymer of ethylene and an α,β-unsaturated carboxylic acid; a non-acid polymer comprising polyolefins, polyamides, polyesters, polyethers, polyurethanes, metallocene-catalyzed polymers, single-site catalyst polymerized polymers, ethylene propylene rubber, ethylene propylene diene rubber, styrenic block copolymer rubbers, alkyl acrylate rubbers, or functionalized derivatives thereof; an organic acid or salt thereof; and a cation source in an amount sufficient to neutralize at least about 80% of the acid groups. | 04-16-2015 |
20150099596 | MULTI-LAYER CORE GOLF BALL - A golf ball comprising a core and a cover, wherein the core consists of: a solid inner core layer formed from a plasticized thermoplastic composition TP | 04-09-2015 |
20150099595 | MULTI-LAYER GOLF BALL - Multi-layer golf balls having a hard, high compression center, a relatively soft intermediate layer, and a stiff outer cover layer, are provided. The outer surface hardness of the intermediate layer is less than that of both the center and the outer cover layer. | 04-09-2015 |
20150096195 | GOLF SHOES HAVING OUTSOLES WITH SECTIONS OF DIFFERING HARDNESS - Golf shoes having improved outsole constructions are provided. The golf shoes include upper, midsole, and outsole sections. The outsole includes interior (central area) and exterior (perimeter area) traction projections. Materials having different hardness properties are used to construct different sections of the outsole. For example, thermoplastic polyurethanes may be used in the exterior region and rubber materials may be used in the interior region. The outsole has improved stability and flexibility. | 04-09-2015 |
20150094170 | MULTI-LAYER CORE GOLF BALL HAVING OPPOSING HARDNESS GRADIENT WITH STEEP GRADIENT OUTER CORE LAYER - A golf ball comprising an inner core formed from a substantially homogenous composition such that the geometric center hardness is 56-80 Shore C and the outer surface hardness is 50-75 Shore C. An outer core layer has an outer surface having hardness of 85-98 Shore C and an inner surface hardness of 68-78 Shore C and being formed from a second homogenous rubber composition. A cover layer is disposed about the outer core layer. The hardness of the second outer surface is greater than the hardness of the inner surface to define a positive hardness gradient of +7 to +30 Shore C, and the hardness of the first outer surface is lower than the hardness of the geometric center to define a negative hardness gradient of −1 to −15 Shore C. | 04-02-2015 |
20150094169 | MULTI-LAYER CORE GOLF BALL - A golf ball comprising: an inner core having a compression of less than about 60, wherein the inner core comprises a highly neutralized thermoplastic ionomer; at least one intermediate layer surrounding the inner core, having a hardness of at least about 55 Shore D, a specific gravity and a flexural modulus such that each of the hardness, specific gravity and flexural modulus of the intermediate layer is greater than a hardness, a specific gravity, and a flexural modulus of the inner core; and a cover surrounding the at least one intermediate layer, having a flexural modulus and a Shore D hardness that are greater than a flexural modulus and a hardness of the inner core, and a Shore D hardness of the cover is at least 60. | 04-02-2015 |
20150094164 | GOLF CLUB HEAD WITH STIFFENING MEMBER - A golf club head including a crown, a sole, a hosel, a face, a weight port, an internal cavity, and a stiffening member. The weight port is affixed to the sole. The stiffening member is located in the interior cavity and permanently affixed to the hosel. The stiffening member is also permanently affixed to the sole and the weight port. | 04-02-2015 |
20150087444 | GOLF BALLS HAVING FOAM, HOLLOW, OR METAL CENTER AND PLASTICIZED THERMOPLASTIC CORE LAYER - Multi-layered golf balls containing a dual-core structure are provided. The core structure includes an inner core (center) made from a foam or metal-containing composition, or it has a hollow shell construction, and the outer core layer is made of a thermoplastic composition. Preferably, the thermoplastic composition comprises: a) ethylene acid copolymer, b) plasticizer, and c) cation source. A fatty acid ester such as ethyl oleate is preferably used as the plasticizer. The core assembly preferably may have a positive hardness gradient extending across the entire assembly. The core structure and resulting ball have relatively good resiliency at given compressions. | 03-26-2015 |
20150087439 | ADJUSTABLE WEIGHT FOR GOLF CLUB HEAD - A removable weight in the form of a plug screw that is received in a receptacle of a golf club head. The weight includes adjustment weight pieces that are added to or subtracted from the screw body to yield the desired weight adjustment. The plug screw is removably connected to the golf club head and includes multiple recesses which receive various shaped weight pieces. The weight pieces can be formed from a variety of materials, each having a particular density to provide a multitude of weight choices. | 03-26-2015 |
20150087437 | ADJUSTABLE MEDALLION FOR GOLF CLUB - An iron type golf club head body has a back portion with a recess defined by a perimeter wall therein, and the recess having a back surface for attachment of an adjustable medallion. In a set of golf irons, the recess areas are progressively larger as the irons get shorter in length. In lieu of providing a different size medallion for each club head in a set of irons, the adjustable medallion is designed to use one medallion to accommodate an entire set of irons. The medallion consists of top and bottom pieces that can slide to an either small size or an expanded size. An area between the pieces creates a gap that will vary in width depending upon the size of the club head. | 03-26-2015 |
20150080148 | PUTTER WITH INTEGRAL SIGHTLINE AND SOLE PLATE - A putter having a body with a striking surface, an upper surface that is visible to player when in the address position and a sole plate that is coupled to a bottom surface of the body. The upper surface includes at least one aperture and the sole plate includes a sightline projection that extends into the aperture to form a sightline on the putter that is visible to the player. | 03-19-2015 |
20150080147 | PUTTER WITH INTEGRAL SIGHTLINE AND SOLE PLATE - A putter having a body with a striking surface, an upper surface that is visible to player when in the address position and a sole plate that is coupled to a bottom surface of the body. The upper surface includes at least one aperture and the sole plate includes a sightline projection that extends into the aperture to form a sightline on the putter that is visible to the player. | 03-19-2015 |
20150072807 | GOLF EQUIPMENT FORMED FROM CASTABLE FORMULATION WITH UNCONVENTIONALLY LOW HARDNESS AND INCREASED SHEAR RESISTANCE - Golf equipment including compositions including castable formulations that have low material hardness and increased shear resistance. The compositions may be used in any layer of a golf ball including cores, intermediate layers, and covers and result in high spin rates. | 03-12-2015 |
20150072806 | THREE-LAYER-CORE GOLF BALL HAVING HIGHLY-NEUTRALIZED POLYMER OUTER CORE LAYER - A golf ball includes an inner core layer formed from a thermoset rubber composition. The inner core layer has a first outer surface Shore D hardness and an outer diameter of about 1.0 to 1.6 inches. A thermoplastic outer core layer is formed around the inner core layer, has a second outer surface Shore D hardness, and is formed from an acid copolymer of ethylene and an α,β-unsaturated carboxylic acid, optionally including a softening monomer, such as alkyl acrylates and methacrylates; a plasticizer; and a cation source present in an amount sufficient to neutralize about 70 to 100% of the acid groups present in the material. The golf ball an inner and outer cover layers. The second outer surface Shore D hardness is greater than the first outer surface Shore D hardness. | 03-12-2015 |
20150072803 | GOLF CLUB HEAD WITH VARIABLE THICKNESS FACE TO BODY TRANSITION - A golf club having variable face to body transition is disclosed herein. More specifically, the present invention relates to a golf club head having an indented transition region that helps facilitate the transition of thickness variation from the striking face to a rear aft body. The indented transition region may be located on the crown, the skirt, or the sole, and achieves improved performance by achieving an increased thickness reduction slope. | 03-12-2015 |
20150065266 | GOLF CLUB FACE - A golf club head including a club face constructed from a low modulus material for maximizing driving distance potential and a perimeter flange having a mass reducing configuration for preventing adverse influences to the center of gravity and the moment of inertia of a golf club head including the club face. | 03-05-2015 |
20150057105 | MULTI-LAYER CORE GOLF BALL - A golf ball comprising a core and a cover, the core consisting of: a solid inner core layer formed from a first unfoamed thermoplastic composition TP | 02-26-2015 |
20150057104 | GOLF BALL COMPOSITIONS - Disclosed herein are heterogeneous golf ball compositions comprising discrete particles of crosslinked rubber dispersed within an acid copolymer-based matrix. Also disclosed herein are golf ball compositions comprising a silicone ionomer. | 02-26-2015 |
20150051018 | MULTI-LAYER CORE GOLF BALL - Golf balls comprising a multi-layer core and a cover are disclosed. The multi-layer core comprises a zero or positive hardness gradient center that is hard relative to an intermediate core layer. The overall core preferably has a zero hardness gradient, a negative hardness gradient, or a positive hardness gradient of up to 20 Shore C units. | 02-19-2015 |
20150051017 | MULTI-LAYER CORE GOLF BALL - Golf balls comprising a multi-layer core and a cover are disclosed. The multi-layer core comprises at least three layers, including at least one thermoset layer and at least one thermoplastic layer. The innermost core layer is relatively small, having a diameter of from 0.50 inches to 1.30 inches, and has a plurality of projections disposed thereon. | 02-19-2015 |
20150051016 | BLENDS OF LINEAR AND BRANCHED NEODYMIUM-CATALYZED RUBBER FORMULATIONS FOR USE IN GOLF BALLS - The invention relates to golf ball formulations formed from blends of linear and branched polybutadienes catalyzed with neodymium that have improved properties and processing characteristics. Golf ball components may be formed from the blends to provide high coefficient of restitution. | 02-19-2015 |
20150051015 | GOLF BALL COVERS MADE FROM PLASTICIZED THERMOPLASTIC MATERIALS - Multi-layered golf balls containing a two or three-layered cover assembly are provided. In one embodiment, the cover assembly includes a relatively hard inner cover and relatively soft outer cover. Alternatively, the cover assembly may include a relatively soft inner cover with a relatively hard outer cover. Three-layered covers comprising an inner cover, intermediate cover, and outer cover layer also may be prepared. Preferably, at least one of the layers is formed from a thermoplastic composition that preferably comprises: a) ethylene acid copolymer, b) plasticizer, and c) cation source. A fatty acid ester such as ethyl oleate is preferably used as the plasticizer. The cover assembly has good impact durability and helps provide the ball with relatively high resiliency at given compressions. | 02-19-2015 |
20150051014 | MULTI-PIECE GOLF CLUB HEADS FORMED FROM TITANIUM AND ZIRCONIUM ALLOYS - A golf club head and a method for forming a golf club head are disclosed. The golf club head may include multiple components with varying densities to manipulate the weight, volume, and properties of the golf club head. | 02-19-2015 |
20150051012 | METAL WOOD CLUB - A golf club head is provided a weight system to adjust the center of gravity. In one embodiment, the weight system is a tube having a weight at one end that may be inserted into the golf club head to move the center of gravity at least forward and backward within 6 mm and up and down within 6 mm. Preferably, the tube is angled downward toward the face by at least 3 degrees. In another embodiment, the weight system may adjust the center of gravity of the golf club head along the x and z axis simultaneously using a weighted insert. | 02-19-2015 |
20150045150 | GOLF BALL DIMPLE PROFILE - Golf ball dimples having a non-circular plan shape and a cross-sectional profile shape defined by the envelope of the response of an under damped harmonic oscillator are disclosed. | 02-12-2015 |
20150045149 | GOLF BALL HAVING A THERMOSETTING INTERMEDIATE AND OUTER COVER AND A THERMOPLASTIC INNER COVER - A golf ball includes a core and a three-layer cover disposed about the core. The cover includes a thermoplastic inner cover layer having a hardness of about 66 to 90 Shore C; an outer cover layer formed from a polyurethane, a polyurea, or a hybrid thereof, and an intermediate cover layer disposed between the inner and outer cover layers. The outer cover layer has a hardness of about 52 to 85 Shore C. The intermediate cover layer has a hardness of about 74 to 100 Shore C and greater than the inner cover layer hardness and the outer cover layer hardness. The thermoplastic inner cover comprises a highly-neutralized ionomer comprising a copolymer of ethylene and an α,β-unsaturated carboxylic acid, an organic acid or salt thereof, and sufficient cation source to neutralize the acid groups of the copolymer by about 100%. | 02-12-2015 |
20150045148 | MULTI-LAYER GOLF BALL - Multi-layer golf balls having a soft, low compression center; a soft, flexible outer cover layer; and a relatively hard, high compression intermediate layer disposed between the center and the outer cover layer are provided. The outer surface hardness of the intermediate layer is greater than that of both the center and the outer cover layer. | 02-12-2015 |
20150045146 | GOLF CLUB HEAD HAVING A MULTI-MATERIAL FACE - A golf club with a multi-material face is disclosed herein. More specifically, the golf club head in accordance with the present invention has a striking face that forms a pocket, wherein the pocket is filled with a secondary material having a lower density to improve the performance of the golf club head. The multi-material face disclosed in accordance with the present invention may generally have a characteristic time slope of greater than about 5 and less than about 50, wherein the characteristic time slope is determined based on the various data points collected according to the United States Golf Association's (USGA's) Characteristic Time (CT) test. | 02-12-2015 |
20150045141 | GOLF CLUB HEAD WITH MULTI-MATERIAL FACE - A metal wood golf club with a striking face portion made from more than one material is disclosed. More specifically, due to the unique construction of the striking face portion having multiple materials, the present invention utilizes diffusion bonding, liquid interface diffusion, or even super plastic forming techniques to achieve the desirable bond between the more than one material used to form the striking face. The striking face portion is formed by adding a chip insert made from a secondary material that is different from the remainder of the striking face portion substantially near a geometric center of the striking face portion; wherein the secondary material has a higher Young's modulus than the remainder of the striking face portion. | 02-12-2015 |
20150038268 | MULTI-LAYER CORE GOLF BALL - A golf ball comprising a core and a cover, the core consisting of: a solid inner core layer formed from a first unfoamed thermoplastic composition TP | 02-05-2015 |
20150038267 | MULTI-LAYER CORE GOLF BALL - A golf ball comprising a core and a cover, wherein the core consists of: a solid inner core layer formed from an unfoamed thermoplastic composition and having a diameter of 1.10 inch or less and a center Shore C hardness (H | 02-05-2015 |
20150038265 | MULTI-LAYER CORE GOLF BALL - Golf balls having a very high positive gradient multilayer core are provided. The multilayer core includes an outer core layer and a very soft, low compression inner core layer. The inner core layer is formed from an unfoamed composition and has a center hardness that is at least 40 Shore C points less than the outer surface hardness of the outer core layer. | 02-05-2015 |
20150038264 | MULTI-LAYER CORE GOLF BALL - Golf balls having a very high positive gradient multilayer core are provided. The multilayer core includes an outer core layer and a very soft, low compression inner core layer. The inner core layer is formed from an unfoamed composition and has a center hardness that is at least 40 Shore C points less than the outer surface hardness of the outer core layer. | 02-05-2015 |
20150038251 | GOLF CLUB IRON SET PRODUCING FLIGHT HAVING CONSISTENT ANGLE OF DESCENT - In accordance with the present invention, a set of golf club heads is disclosed. The set includes golf club heads with peripheral weights. The dimensions and configuration of at least the peripheral weights are changed from club-to-club along the set so that the center of gravity rises from the long irons to the short irons. By raising the center of gravity from the long irons to the short irons, a golfer will see a peak trajectory height along a line for each club head that is substantially more consistent along that line throughout the set than prior art clubs provide. | 02-05-2015 |
20150038250 | INTERCHANGEABLE SHAFT SYSTEM - A golf club incorporating an interchangeable shaft system includes a shaft, a shaft sleeve, a club head. The shaft sleeve is coupled to an end of the shaft and is received in a hosel included in the club head. The shaft sleeve is removably coupled to the club head. Hosel and shaft sleeve alignment features provide discreet orientations between the shaft and club head. | 02-05-2015 |
20150031475 | GOLF BALLS HAVING A CORE LAYER MADE FROM PLASTICIZED THERMOPLASTIC COMPOSITIONS - Multi-layered golf balls containing a dual-core structure are provided. The core structure includes an inner core (center) comprising a thermoplastic composition, preferably including: a) ethylene acid copolymer, b) plasticizer, and c) cation source. Preferably, a fatty acid ester such as ethyl oleate is used as the plasticizer. The outer core layer is preferably formed from a thermoset composition such as polybutadiene rubber. The core layers have different hardness levels. The core assembly preferably has a positive hardness gradient extending across the entire assembly. The core structure and resulting ball have relatively good resiliency at given compressions. | 01-29-2015 |
20150026948 | METHOD OF FORMING MULTI-MATERIAL IRON TYPE GOLF CLUB HEAD - A golf club that utilizes multiple materials to achieve improved performance is disclosed herein. More specifically, the present invention relates to a method of forming golf club that utilizes different materials to construct different portions of the iron type golf club head allowing weight to be removed from portions of the golf club head that doesn't require such weighting. The current invention utilizes a lightweight material to form a blade portion of the golf club head while utilizing a standard steel material to form the hosel portion of the golf club head to allow the malleability characteristics of a golf club head to be maintained. The weight saved from the lightweight material used to create the blade portion can then be used to create a sole insert that is made out of a dense and heavy material to improve the CG and MOI characteristics of the golf club head to dramatically improve the performance of the golf club head. The current invention's usage of the multiple materials allows the performance of the golf club head to be increased without sacrificing the feel characteristics of the golf club head. | 01-29-2015 |
20150024875 | MULTI-LAYER CORE GOLF BALL - Golf balls consisting of a multi-layer core and a cover are disclosed. The multi-layer core comprises at least one intermediate core layer formed from a thermoset composition other than diene rubber. | 01-22-2015 |
20150024873 | MULTI-LAYER GOLF BALL - Multi-layer golf balls having a hard, high compression center, a relatively soft intermediate layer, and a stiff outer cover layer, are provided. The outer surface hardness of the intermediate layer is less than that of both the center and the outer cover layer. | 01-22-2015 |
20150024867 | GOLF CLUB WITH IMPROVED PERFORMANCE CHARACTERISTICS - A metal wood type golf club with improved performance characteristics is disclosed herein where the metal wood type golf club head will combined the performance characteristics of both a driver type golf club head and a fairway type golf club head. More specifically, the present invention relates to a golf club head with a volume of between about 150 cc to about 360 cc, a CG location between about 10 mm to about 20 mm above the ground, a face depth of between about 30 millimeters (mm) to about 65 millimeters (mm), a loft of about between 10 degrees to about 16 degrees, and a COR of about 0.790 to about 0.830, wherein the entire golf club has a length of between about 41 inches to about 45 inches. | 01-22-2015 |
20150018130 | FITTING SYSTEM FOR A GOLF CLUB - A method relating to an improved fitting system for finding the best performing golf club for a specific golfer. More specifically, the present invention utilizes a highly efficient method of using specific data gathered from the golfer's golf swing to quickly and efficiently fit a golfer into the best performing product for him or her. | 01-15-2015 |
20150018116 | INTERCHANGEABLE SHAFT SYSTEM - A golf club incorporating an interchangeable shaft system includes a shaft, a shaft sleeve, a club head. The shaft sleeve is coupled to an end of the shaft and is received in a hosel included in the club head. The shaft sleeve is removably coupled to the club head. Hosel and shaft sleeve alignment features provide discrete orientations between the shaft and club head. | 01-15-2015 |
20150011337 | GOLF BALL CORES BASED ON POLYALKENAMER RUBBER HAVING POSITIVE HARDNESS GRADIENTS - Golf balls having a core comprising a polyalkenamer rubber composition are provided. The rubber composition may further include other rubbers such as, for example, polybutadiene, polyisoprene, ethylene propylene rubber, ethylene propylene diene rubber, and styrene-butadiene rubber. The rubber composition helps improve resiliency of the core and provides the ball with a comfortable and soft feel. In one version, a solid, single core having an outer surface and geometric center is provided, wherein the outer surface has a hardness greater than the hardness of the geometric center to define a positive hardness gradient of at least 10 Shore C. In a second version, a dual-core having an inner core and surrounding outer core layer is provided. The inner core has a positive hardness gradient, while the outer core has a zero; negative; or positive hardness gradient. | 01-08-2015 |
20150011333 | MULTI-LAYER GOLF BALL - Multi-layer golf balls having a hard, high compression center, a relatively soft intermediate layer, and a stiff outer cover layer, are provided. The outer surface hardness of the intermediate layer is less than that of both the center and the outer cover layer. | 01-08-2015 |
20140378246 | DUAL CURED CASTABLE HYBRID POLYURETHANE/POLYUREA SYSTEM FOR USE IN GOLF BALLS - Compositions for golf balls that include polyurethane and polyurea linkages and that are crosslinked in the soft segments of the polymer backbone. In particular, the compositions of the invention, which are based on a polyurethane and/or polyurea prepolymers, have improved crosslink density from the crosslinking between the soft, unsaturated segments of the polymer backbone. The curative blend includes at least one isocyanate-reactive component and a free radical initiator. | 12-25-2014 |
20140378244 | GOLF CLUB HEAD WITH FLEXURE - A golf club head including a crown, a sole, a hosel, a face and a flexure. The flexure provides compliance during an impact between the golf club head and a golf ball, and is tuned to vibrate, immediately after impact, at a predetermined frequency. | 12-25-2014 |
20140371005 | NEGATIVE HARDNESS GRADIENT CORES MADE OF POLYALKENAMER RUBBER FOR GOLF BALLS - Golf balls having cores with negative hardness gradients are provided. The cores are made of polyalkenamer rubber compositions that may further include other rubbers such as, for example, polybutadiene, polyisoprene, ethylene propylene rubber, ethylene propylene diene rubber, and styrene-butadiene rubber. In one version, a solid, single core having an outer surface and center is provided, wherein the outer surface has a hardness substantially the same or lower than the hardness of the center to define a zero or negative hardness gradient. Dual-cores having inner and outer cores can be made, wherein the inner core has a negative hardness gradient and the outer core has a positive or negative hardness gradient. The rubber composition helps improve resiliency of the core and provides the ball with a comfortable and soft feel. | 12-18-2014 |
20140371003 | GOLF BALL LAYERS BASED ON POLYALKENAMER / IONOMER/ POLYAMIDE BLENDS - Multi-piece golf balls containing a core of at least one layer and cover of at least one layer are provided. At least one component is formed from a rubber composition comprising: i) about 10 to about 65 weight percent of a cycloalkene rubber having a trans-content of about 55% or greater and a melting point of 30° C. or greater; ii) about 30 to about 80 weight percent of an ionomeric resin; and 3) about 5 to about 40 weight percent of a polyamide. The rubber composition may further include other thermoplastic and thermosetting materials such as, for example, polybutadiene, polyisoprene, ethylene propylene rubber, ethylene propylene diene rubber, and styrene-butadiene rubber. The rubber composition helps improve resiliency, durability, scuff-resistance, and feel of the ball. | 12-18-2014 |
20140364253 | GOLF BALL - The present invention is directed to golf balls having a diameter of greater than 1.68 inches and including at least one layer formed from an HNP composition. | 12-11-2014 |
20140364252 | GOLF BALL HAVING A HOLLOW CENTER - Golf balls including a spherical inner core shell layer formed from a thermoset or thermoplastic composition are provided. The shell layer has an outer surface, an inner surface, and an inner diameter to define a hollow center. A thermoset or thermoplastic outer core layer is formed about the shell layer and optional intermediate layer(s) disposed between the shell layer and the outer core layer. A cover is formed about the outer core layer. | 12-11-2014 |
20140364251 | FOAM-CORE GOLF BALLS - A golf ball with a controlled moment of inertia and controlled spin rate is disclosed. The golf ball comprises a subassembly and a cover, the subassembly comprising an inner core and an intermediate layer, wherein the subassembly has a diameter of from about 1.45 inches to about 1.66 inches, the inner core has a diameter of less than about 0.75 inches, and the intermediate layer comprises a foamed polyurethane composition. The inner core has a specific gravity of higher than about 1.15, the intermediate layer has its specific gravity reduced to less than about 1.05, and the subassembly has its specific gravity reduced up to about 8% such that the coefficient of restitution of the subassembly is controlled by or is substantially the same as the coefficient of restitution of the intermediate layer, and the golf ball has its coefficient of restitution reduced by less than about 6%. | 12-11-2014 |
20140357397 | PROGRESSIVE IRON SET - The present invention is direct to a set of golf clubs comprising long irons, mid-irons and short irons. The long irons have a first center of gravity positioned horizontally from the face center by a first distance. The mid-irons have a second center of gravity positioned horizontally from the face center by a second distance. The short irons have a third center of gravity positioned horizontally from the face center by a third distance. | 12-04-2014 |
20140352391 | GOLF CLUB GROOVE CONFIGURATION - A golf club head, and a method of making the golf club head, with an improved striking surface. The grooves are formed in the strike surface with tight tolerances. The grooves may contain a plurality of portions, including a radiused or angled portion, a portion having substantially parallel walls, and a portion having a v-shape. | 12-04-2014 |