Class / Patent application number | Description | Number of patent applications / Date published |
474091000 | STRUCTURE FACILITATING LUBRICATION OF BELT, PULLEY, OR GUIDE ROLL | 24 |
20090111626 | CHAIN TRANSMISSION FOR USE IN AN ENGINE - In a chain transmission, the guide-contacting portions of inner and outer plates of a chain each comprise a pair of front and rear flat surfaces, an intermediate concave oil-retaining surface and convex connecting surfaces. The lengths of the flat surfaces are such that adjacent flat surfaces of overlapping inner and outer plates overlap even when the plates in contact with the portion of a convex guide surface having the smallest radius of curvature. | 04-30-2009 |
20090239691 | SILENT CHAIN - The connecting pins of a chain protrude laterally from the chain, and are bent toward the inside of the loop formed by the chain so that they can stir lubricating oil in an oil bath, preventing localized heating and oil deterioration, and so that they can splash oil toward the central part of the chain for enhanced lubrication. | 09-24-2009 |
20090286634 | CHAIN - In a roller chain or bushing chain, oil introducing holes in a bushing are offset laterally from a central location between the inner link plates, located in close proximity to the inner link plates, but not buried within the holes of the inner link plates in which the bushing is press-fit. | 11-19-2009 |
20090325748 | OIL SUPPLY SYSTEM FOR SUPPLYING OIL TO SLIDE RAILS AND GUIDE RAILS - The invention relates to a rail ( | 12-31-2009 |
20100069184 | CONTINUOUSLY VARIABLE TRANSMISSION BELT AND CONTINUOUSLY VARIABLE TRANSMISSION - A continuously variable transmission belt includes rings each superimposing annular component pieces on each other's inner and outer peripheries, and plural elements attached to the rings side by side in a circumferential direction. Each element includes a neck portion. The rings are disposed on opposite sides of the neck portion. The elements contact a driving pulley and a driven pulley. A lubrication oil discharge mechanism discharges out a lubrication oil in at least one of a gap between the component pieces, and a gap between each ring and the elements. A function of discharging the lubrication oil present in a region remote from the neck portion is higher than a function of discharging the lubrication oil present in a region near the neck portion. Thereby, the rings to which the elements are attached or the component pieces of the rings restrain decline in the centering characteristic in the width direction. | 03-18-2010 |
20100081528 | SELF-LUBRICATING CHAIN - The invention relates to a self-lubricating chain which includes a connecting pin which is used to connect inner and outer link portions. The connecting pin includes a lubricating hole and a hollow portion where a lubricating oil supply may be disposed and held in place by a lid member, which provides a press fit and tight seal so as to provide a reliable lubricating oil supply and a durable chain which has improved durability. | 04-01-2010 |
20100304906 | TRANSMISSION CHAIN - In a roller chain or rollerless bushing chain for transmission of power, hollow connecting pins are swaged to the plates of the outer links. Each pin has at least one oil conducting passage extending from its hollow interior to its exterior whereby lubricating oil can flow through the pin from the ends thereof and into the clearance between the pin and its surrounding bushing. | 12-02-2010 |
20110244999 | CONTINUOUSLY VARIABLE CHAIN-BELT TRANSMISSION AND METHOD OF ASSEMBLING SAME - A continuously variable chain-belt transmission (chain-belt CVT) housed in a transmission casing formed by a transmission case and a side cover, has a pair of conical disk pairs, each pair of which is rotatably supported by disk supporting portions provided in the transmission case and the side cover; a chain wound around the pair of conical disk pairs; a chain guide attached to the chain to restrain movement of the chain and having an annular guide portion that encloses an entire circumference, in cross section, of the chain; and a chain guide supporting portion supporting the chain guide between the transmission case and the side cover. The chain guide supporting portion has a fixing side chain guide supporting portion fixed to the transmission case and a connecting side chain guide supporting portion connecting to the fixing side chain guide supporting portion. | 10-06-2011 |
20110250999 | DEVICE AND METHOD FOR THE LUBRICATION OF A CHAIN DRIVE - An application device and a method of use for the lubrication of a chain drive, more preferably for motorcycle chain drives or the like, includes a rail device. The rail device having a longitudinal side that can be brought to bear against a chain of the chain drive. The rail device includes a contact region formed of a consumable solid lubricant that can be applied to the chain and that can be brought in contact with the chain. | 10-13-2011 |
20110294612 | CHAIN GUIDE AND CHAIN TENSIONER DEVICE - Disclosed is a lightweight and inexpensive chain guide that has little mechanical loss. The chain guide comprises: a plurality of rollers ( | 12-01-2011 |
20120040789 | TIGHTENER FOR A BELT DRIVE OPERATING IN THE PRESENCE OF OIL - A tightener for a belt drive cooperates with the belt in the presence of oil, and has a pin with a first axis; a base plate integral with and substantially perpendicular to the pin; a cam arm connected in a rotary manner to the pin and movable with respect to the base plate; a contact member carried by the cam arm; and an elastic member connected to the cam arm to activate the contact member against the belt. The tightener also has a friction member made of oil-resistant material and axially supporting the cam arm on the base plate; and axial elastic means for loading the friction member against the base plate. | 02-16-2012 |
20120149510 | ELASTOMERIC COMPOSITIONS COMPRISING FLUORINATED ADDITIVES AND USE THEREOF FOR THE MANUFACTURE OF DRIVE BELTS - The invention relates to an elastomeric composition comprising a branched polymer obtained from a polymer selected from the group consisting of NBR, HNBR, XHNBR, EP(D)M, and maleized EPDM and from a compound adapted to form a bond at a bond of the polymer to form a side chain. This compound comprises a group Y comprising a perfluoroalkyl functional group and a functional group adapted to react with the double bond. Preferably, Y=F(CF | 06-14-2012 |
20120157251 | TOOTHED BELT AND USE OF A TOOTHED BELT IN OIL - There is described a belt comprising a body made of a first elastomeric material, in which a plurality of longitudinal filiform resistant inserts is embedded, and a working surface coated by a coating fabric, advantageously the working surface consists of a toothing. The first elastomeric material comprises fibres which extend in a direction substantially perpendicular to the resistant inserts and substantially parallel to a surface defined by the axes of the resistant inserts. | 06-21-2012 |
20130053194 | CHAIN TRANSMISSION APPARATUS - In a power transmission utilizing a bushingless roller chain, the inner links of the chain have chain guide-contacting backs that have a convex arcuate shape, and the outer links are shaped so that they do not contact the chain guides. The rollers are wider than the sprocket teeth that they engage, and widthwise gaps between the ends of the rollers and the outer link plates allow the inner link plates to move in the widthwise direction. The gap between the inner surfaces of the rollers and the outer surfaces of the connecting pins of the chain is larger than the gap between the inner surfaces of the holes in the inner link plates and the outer surfaces of the connecting pins that extend through them. | 02-28-2013 |
20130059685 | SELF-LUBRICATING TORQUE TRANSFER DEVICES - In some embodiments, a self-lubricating torque transfer device may include a shaft; a pulley body disposed about the shaft, the pulley body and shaft rotatable with respect to each other in a first direction by at least a first angular displacement and in an opposing second direction by at least a second angular displacement; each of the pulley body and shaft having engagement features that engage upon sufficient rotation between the pulley body and the shaft, wherein the engagement features, when engaged, prevent further rotation between the pulley body and the shaft in a given direction; and a resilient member disposed between the pulley body and the shaft, wherein the resilient member is compressed between the engagement features of the pulley body and the shaft upon sufficient rotation between the pulley body and the shaft, wherein the resilient member comprises a resilient material and a lubricating agent. | 03-07-2013 |
20130109517 | PIVOT PIN WITH INTERNAL OIL PASSAGE | 05-02-2013 |
20130123053 | ARRANGEMENT FOR LUBE OIL SUPPLY A CHAIN DRIVE DRIVING A TRANSMISSION OIL PUMP ARRANGED OFFSET THE AXIS OF A TORQUE CONVERTER - An arrangement for supplying oil to a chain drive which drives a transmission oil pump that is axially offset relative to a torque converter and embedded in an intermediate plate in a vehicle having a torque converter. The driven sprocket of the chain drive is supported by a converter neck mounted in a centering plate. A seal is provided between the converter neck and the sprocket and is arranged adjacent the sliding fit between the converter neck and the sprocket. To compensate for the suppression of lubrication of the seal, the neck bearing and the chain drive, a valve is integrated in the intermediate plate, and a duct is provided in the plane, in which the centering plate is screwed to the intermediate plate, such that excess oil flowing from the valve is selectively directed to the seal, the neck bearing and the chain drive. | 05-16-2013 |
20130274044 | Bicycle Chain Cleaning and Lubrication Techniques - A method is provided for at least one of cleaning and lubricating a sprocket chain ( | 10-17-2013 |
20140094333 | TRANSFER CASE WITH A REGULATED LUBRICATION - A distribution gear mechanism with a torque transmission device having a clutch, a fluid sump configured to receive a lubricating fluid, wherein a lower cog is configured to engage in the fluid sump such that the lubricating fluid is conveyed from the fluid sump in the direction of an upper cog by way of a chain drive, a fluid reservoir configured to collect the lubricating fluid and which is fluidically connected to the fluid sump, an adjustment mechanism configured to open and close an outlet opening of the fluid reservoir to the fluid sump, and an actuating mechanism configured to simultaneously activate the adjustment mechanism and the clutch. | 04-03-2014 |
20140171243 | WIND DRIVEN AUTOMATIC LUBRICATOR FOR A MOTORCYCLE DRIVE CHAIN - One embodiment ( | 06-19-2014 |
20150045163 | IDLER SPROCKET LUBRICATION ASSEMBLY AND METHOD - The invention presented is a chain drive sprocket assembly designed to capture lubricating oil from the engine sump or case and distribute the oil throughout the assembly including over the bearings. The invention provides a unique accumulator channel to capture dripping and splashing oil and exit ports with reduced pressure that enable the oil to be drawn through the bearing space and out the assembly, providing for continuous circulation of oil through the assembly. | 02-12-2015 |
20150316138 | DECOUPLER - In an aspect, a decoupler is provided, and included a driver having a clutch surface a hub that is disposed within the driver, and at least one torsionally-compliant member and a wrap spring clutch that are disposed in series between the hub and the clutch surface. The driver comprises a pulley and a cover that is received into a cavity in the pulley. The pulley has a belt-engagement surface and is fixedly coupled to the cover for rotation therewith. The cover defines the clutch surface. | 11-05-2015 |
20150323047 | CHAIN GUIDE AND CHAIN TENSIONER DEVICE - Disclosed is a lightweight and inexpensive chain guide that has little mechanical loss. The chain guide comprises: a plurality of rollers ( | 11-12-2015 |
20160138698 | LAMINATED SPROCKET ASSEMBLY - A laminated sprocket assembly is provided formed of a plurality of layers that are connected together. Each of the layers is a stamped sheet metal layer having a plurality of spaced apart teeth located around a periphery thereof. The teeth in the plurality of connected layers are aligned. At least one of voids, channels, openings, or recesses are located in or between at least some of the layers for receiving and holding lubricating oil. This reduces noise and wear. | 05-19-2016 |