12th week of 2020 patent applcation highlights part 31 |
Patent application number | Title | Published |
20200087964 | SECURITY GATE WITH CLOSER SYSTEM - A gate is mounted on a hinge to pivot about a pivot axis between opened and closed positions. A latch is mounted for movement relative to the gate to retain the gate in a closed and locked position | 2020-03-19 |
20200087965 | DEVICE HAVING A CONTROLLABLE ROTARY DAMPER, AND METHOD - A door component has a controllable rotary damper and two connector units which can be moved relative to one another. One of the two connector units can be connected to a load-bearing construction and the other one can be connected to a movable door device of a vehicle, in order to damp a movement of the door device between a closed position and an open position in a controlled manner. Two mutually engaged spindle units are arranged between the two connector units, one spindle unit being a threaded spindle and the other being a spindle nut. A first spindle unit is fastened rotatably on a coupling rod connected to one of the connector units. A magnetorheological transmission device is arranged between the coupling rod and the first spindle unit, in order to brake a rotational movement of the first spindle unit as required. | 2020-03-19 |
20200087966 | POSITIONABLE HIDDEN HYDRAULIC HINGE - A positionable hidden hydraulic hinge configured for installation of a door is provided. The positionable hidden hydraulic hinge includes a non-movable device body configured to be connectable with a door frame, a rotatable device body configured to be connectable with a door leaf, and a hinge configured to connect the non-movable device body and the rotatable device body. The rotatable device body includes a bearing guiding base having a guiding groove and a hydraulic chamber body. The positionable hidden hydraulic hinge also includes a linkage assembly configured to penetrate throughout the hinge. Two ends of the linkage assembly are configured to pivotably connect with the non-movable device body and an internal mechanism of the rotatable device body, respectively. A first end of the bearing guiding base is fixedly connected with the hinge, and a second end of the bearing guiding base is connected with the hydraulic chamber body. | 2020-03-19 |
20200087967 | VEHICLE INTERIOR COMPONENT - A vehicle interior component is disclosed. The component may comprise a base and a door/cover configured to move from a latched position to cover a bin to an open position to uncover the bin through an unlatched position; and a blocking mechanism configured to actuate a keeper/blocker to move in response to a force from a retracted position to an extended position to prevent the door/cover from moving toward the open position. The mechanism may comprise a blocker/keeper to move from a default/retracted position to a blocking/deployed position to prevent the door/cover from moving to the open position (e.g. in response to the external force). The mechanism may comprise an arm configured to rotate in response to the external force against a retaining spring to engage the blocker/keeper. The component may comprise a console; the cover may comprise a door. | 2020-03-19 |
20200087968 | DRIVE UNIT ASSEMBLY FOR A WINDOW REGULATOR - A window regulator for a motor vehicle includes a drive unit assembly with a module plate. The drive unit for the window regulator includes a cable drum housing with a cable drum and a motor assembly. The cable drum housing includes a stepped annular ring extended from the cable drum housing and a snap-fit post protruded from each of the stepped annular ring for engaging with the module plate. The cable drum housing is positioned on a receiving site of the module plate, and the stepped annular ring and the snap-fit post is coupled with a locating site on the receiving site. Each locating site includes a circular bead for engaging with the stepped annular ring of the cable drum housing. | 2020-03-19 |
20200087969 | OBJECT DETECTION SENSOR AND VEHICLE SAFETY DEVICE INCLUDING SAME - An object detection sensor according to an embodiment comprises: a sensing layer including a resin and a carbon micro-coil inside the resin; and a sensing electrode embedded in the sensing layer, wherein the impedance value of the sensing layer changes on the basis of the reference impedance as an object approaches the pre-set sensing area. | 2020-03-19 |
20200087970 | SYSTEM AND METHOD FOR MANUALLY OR ELECTRONICALLY LOWERING AND RAISING HINGED TRAILER DOORS AND GATES - A trailer has a door coupled to the trailer via a hinge along the bottom of the door, a plurality of pulleys coupled to the trailer, at least one cable passing through the plurality of pulleys and tethered to the door, and a mechanism for releasing and withdrawing the cable through the pulleys, thereby actuating the door. The mechanism for releasing and withdrawing may be a hand crank, a motor, or both. | 2020-03-19 |
20200087971 | DOOR DRIVING DEVICE - A door driving device includes: a base member extending in an opening width direction of a door; a rotary moving unit pressed against the base member and configured to move along the base member while rotating; a rotary shaft extending in the opening width direction of the door and configured to rotate by a power of a motor; and a transmission member. The transmission member can move relatively to the rotary shaft in the axial direction thereof. The transmission member also rotates along with the rotary shaft and contacts with the rotary moving unit, thereby to transmit the rotational power of the rotary shaft to the rotary moving unit. | 2020-03-19 |
20200087972 | LOCKING DEVICE AND DOOR DRIVING UNIT INCLUDING THE SAME - A locking device includes a cam that is formed in a rotating unit configured to rotate about a rotational center axis that is parallel to an opening width direction of a door, and the cam permits or prohibits movement of a door leaf in the opening width direction in accordance with a rotational position of the rotating unit. | 2020-03-19 |
20200087973 | DOOR MOVING DEVICE, DOOR SYSTEM COMPRISING A DOOR AND A DOOR MOVING DEVICE, AND METHOD FOR MOVING A DOOR - The present approach relates to a door moving device ( | 2020-03-19 |
20200087974 | DOOR KITS AND RELATED METHODS - A door unit in kit form includes a partially preassembled split doorjamb assembly, a door, and extensions. The partially preassembled split doorjamb assembly includes first and second side bases substantially parallel to one another and a header base substantially perpendicular to and interconnecting the first and second side bases. The door is arranged within a space defined by the first and second side bases and the header base of the partially preassembled split doorjamb assembly so that the door, the first and second side bases, and the header base collectively establish a cavity. The first and second side extensions and a header extension are unassembled with respect to and connectable lengthwise to the first and second side bases and the header base, respectively. The extensions may be stowed within the cavity and/or stored on outer surfaces of the bases. | 2020-03-19 |
20200087975 | WATER MANAGEMENT SYSTEMS FOR FENESTRATION PRODUCTS - A flashing includes a first edge, a second edge opposite from the first edge, a first surface, and a second surface on an opposite side of the flashing from the first surface. The first surface and the second surface extend between the first edge and the second edge. The first surface includes a hydrophobic region and a hydrophilic region. | 2020-03-19 |
20200087976 | DOOR THRESHOLD - An entry door drainable threshold comprises a front section including one or more water egress apertures; a trough section including one or more apertures; and a water ramp member disposed under the trough section and the front section, whereby water falls down through the one or more apertures of the trough section, down the water ramp member, and out of the entry door drainable threshold through the one or more water egress apertures. | 2020-03-19 |
20200087977 | Window Frame with a Truss Structure - The present invention relates to an elongated structure | 2020-03-19 |
20200087978 | WINDOW ASSEMBLY FOR USE IN A VEHICLE - A window assembly for use in a vehicle that includes a window frame including a first end and a second end opposite the first end, a first frictional slide track, a second frictional slide track, an opaque shade selectively movable within the first frictional slide track, and a transparent shade selectively movable within the second frictional slide track. The first frictional slide track and the second frictional slide track are positioned such that the opaque shade and the transparent shade are both selectively retractable within, and selectively extendable from, the first end of the window frame. | 2020-03-19 |
20200087979 | Protection Device Having Two Gaskets of Different Heights - A protection device includes a tenter frame ( | 2020-03-19 |
20200087980 | REVERSIBLE WINDOW SHUTTER - A reversible window shutter includes a frame and reversible panel inserts. The panel inserts can be attached to the frame in a first position in which a first side of the panel inserts are visible through the frame, and a second position in which a second side of the panel inserts are visible through the frame. Each side of the panel inserts can have a different design or style, giving the user the ability to change the visible style of the window shutter. Each panel inserts may be a two-part insert, with each panel insert part having an outer surface with a decorative design, and an inner surface with connection features configured to engage the connection features of the other panel insert part. | 2020-03-19 |
20200087981 | MICROOPTICS FOR GLAZING - The present disclosure provides lamination transfer films and use of the lamination transfer films, particular in the fabrication of architectural glass elements, such as those used in Insulated Glass Units (IGUs). The lamination transfer films may be used to transfer functional layers and structures. The lamination transfer films may include a support film that can be removed during the transfer process, and the transferred materials are primarily inorganic. The resulting transferred structures on glass generally have high photo- and thermal-stability, and therefore can successfully be applied to the glass surfaces that are interior to the cavity within an IGU. The lamination transfer films can also be patterned such that macroscopic patterns of microoptical elements can be applied on a glass surface. | 2020-03-19 |
20200087982 | Elongate Mounting Structure and Mounting Unit Comprising the Same for Mounting an Architectural Covering Between Opposing Mounting Surfaces - In one aspect, an elongate mounting structure is elongated along a longitudinal direction and includes an elongate member having an elongate mounting member and a headrail member above the elongate mounting member. A longitudinal end of the elongate mounting member receives an extension mechanism to mount an architectural covering between two opposing mounting surfaces and the headrail member receives a drive assembly for operating a covering. The elongate mounting structure further includes an overhang part protecting from the elongate main member in a lateral direction, with the overhang part comprising an attaching section for attaching said covering to the overhang part such that the covering can extend substantially vertically in front of the elongate main member. | 2020-03-19 |
20200087983 | Movable Barrier Screen Assembly - The present invention is generally a movable barrier assembly that includes a screen garage door that may be remotely operated to open and close an entry to a garage, thereby facilitating ventilation, and preventing debris such as leaves, insects, etc. from entering the garage. In an exemplary embodiment, a screen assembly includes a first track running substantially parallel to a second track on which a garage door travels. A movable barrier operator that actuates the garage door and screen door may include a first motor to operate the screen door, and a second motor to operate the garage door. In exemplary embodiments, a single control unit is configured to operate both motors and thus operate each movable barrier. | 2020-03-19 |
20200087984 | ROOFTOP FALL PROTECTION SYSTEM - The present invention discloses a rooftop fall protection system including a plurality of mast assemblies and at least one ladder assembly removably engaged with the mast assembly. The ladder facilitates the elevation of a human to an elevated surface on a structure. Each of the ladder assemblies and mast assemblies are coupled to at least one cross-member positioned at a height above the perimeter of the elevated surface. The cross-member protects the human from falling from the elevated surface of the structure. | 2020-03-19 |
20200087985 | LADDER SAFETY DEVICE IMPROVEMENTS - According to principles of the present inventive concepts, various improvements to a ladder safety device are provided. In one embodiment, a simplified attachment mechanism can be provided where an angled leg bracket is aligned with and then permanently affixed to base bracket. The base bracket may include sidewalls to bracket around opposite sides of a ladder leg. An attachment mechanism of the ladder safety device may removably attach to the ladder through rung holes already present in the ladder using alignment tubes, one of which is threaded to receive a bolt. In other embodiments, the attachment mechanism may comprise an inner and outer mount configured to securely sandwich the ladder leg between the mounts. Enlarged foot pads, leg extensions, level mounts, and other accessories may also be provided to further improve the ladder safety device. | 2020-03-19 |
20200087986 | A ROTARY GUIDING DEVICE BASED ON RADIAL DRIVING FORCE - A rotary guiding device based on radial driving force, comprising: a rotating shaft, the rotating shaft is used to drive a tool head to rotate, the rotating shaft includes an upper shaft portion, a lower shaft portion, and a steerable portion, the upper shaft portion and the lower shaft portion are steerably connected by the steerable portion;a non-rotating body mounted on the upper shaft portion, the non-rotating body is substantially non-rotating with respect to the rotating shaft in the circumferential direction when the rotating shaft rotationally drives the tool head, the lower shaft portion includes a rib portion that coincides at least partially in the axial direction with the non-rotating body, the non-rotating body includes at least three hydraulic driving mechanisms uniformly distributed along its circumferential direction, the three hydraulic driving mechanisms are adapted to controllably generate radial drive forces respectively, the radial driving forces acts on the rib portion that is overlapped with the non-rotating body so that the lower shaft portion can be deflectable relative to the steerable portion. | 2020-03-19 |
20200087987 | CEMENTING WHIPSTOCK ASSEMBLY AND RUNNING TOOL WITH RELEASABLY ENGAGED CEMENT TUBE FOR MINIMIZING DOWNHOLE TRIPS DURING LATERAL DRILL SIDETRACKING OPERATIONS - A sidetracking assembly employs a running tool for engaging the whipstock and providing structural support and fluid communication through the running tool. A cement tube operates in selective fluid communication with the running tool body for flowing low-viscosity fluid through the whipstock to set a hydraulically actuable anchor and to transmit fluid cement further downhole in order to set a cement plug. A latch dog releasably associates the running tool with the whipstock. A pressure-activated withdrawal mechanism releases the latch dog to disengage the running tool from the whipstock after the anchor is set. The running tool and cement tube can be raised a designed distance using a first pull tension, indicating that the cement tube is not restrained and that therefore an operation to pump cement to form a cement plug below the assembly may be executed. Following the cementing operation, a greater pull tension can be applied to release the cement tube from the whipstock, permitting complete withdrawal of the reusable running tool and cement tube from the wellbore. | 2020-03-19 |
20200087988 | SLIDER COMPENSATED FLEXIBLE SHAFT DRILLING SYSTEM - Systems and methods presented herein include a drilling system that includes a deflecting device having an internal passage extending therethrough, and a flexible drilling assembly configured to extend through the internal passage of the deflecting device, and to create a perforation lateral tunnel in a wellbore. The flexible drilling assembly includes a flexible drive shaft configured to rotate relative to the internal passage of the deflecting device. The flexible drilling assembly also includes a cutting bit disposed at a first axial end of the flexible drilling assembly. The flexible drilling assembly further includes a slider tube disposed at a second axial end of the flexible drilling assembly. In addition, the flexible drilling assembly includes a slider radially disposed within the slider tube. The slider is hydraulically configured to compensate for expansion and compression of the flexible drive shaft while the perforation lateral tunnel is being created in the wellbore by the flexible drilling assembly. | 2020-03-19 |
20200087989 | HYDRO BORING SYSTEMS AND METHODS - A hydro boring system includes a hydro boring head and a vacuum tube. The hydro boring head includes a fluid nozzle that is configured to dispense a fluid during a boring process. The vacuum tube is in fluid communication with the hydro boring head, and the hydro boring system is configured to pull air through the hydro boring head and the vacuum tube during the boring process. A method of installing underground pipe using a hydro boring system includes positioning a hydro boring head adjacent to a material to be bored. The method also includes boring the material by activating a fluid nozzle such that a fluid is dispensed against the material to be bored process and pulling air through the hydro boring head while boring. | 2020-03-19 |
20200087990 | EARTH BORING TOOLS HAVING PROTRUSIONS TRAILING CUTTING ELEMENTS AND RELATED METHODS - An earth-boring tool includes a body having a plurality of blades. Each blade of the plurality of blades extends axially and radially relative to a center longitudinal axis of the body. The earth-boring tool further includes a plurality of cutting elements secured within the plurality of blades and at least one protrusion trailing at least one cutting element of the plurality of cutting elements in a direction of intended rotation of the earth-boring tool and extending along a lateral side of a blade of the plurality of blades in which the at least one cutting element is secured. The earth-boring tool may further include a pocket extending into the at least one blade from a rotationally leading face of the at least one blade in at least a shoulder region of the at least one blade. | 2020-03-19 |
20200087991 | BEARING ASSEMBLIES, RELATED BEARING APPARATUSES, AND RELATED METHODS - Bearing assemblies that include a plurality of polycrystalline diamond (“PCD”) bearing elements, bearing apparatuses including such bearing assemblies, and methods of operating and fabricating such bearing assemblies and apparatuses are disclosed. In an embodiment, the plurality of PCD bearing elements of one or more of the bearing assemblies disclosed herein include at least one first PCD bearing element. At least a portion of the first PCD bearing element exhibits a coercivity of about 125 Oersteds or more and a specific magnetic saturation of about 14 Gauss·cm3/gram or less. The first PCD bearing element includes a bearing surface with at least one groove formed therein. In an embodiment, the plurality of PCD bearing elements also include at least one second PCD bearing element. The second PCD bearing element exhibits a coercivity that is less than and a specific magnetic saturation that is greater than the first PCD bearing element. | 2020-03-19 |
20200087992 | CLAW SHAPED GOUGING CUTTER FOR FIXED CUTTER DRILL BIT - A cutter for use with a drill bit includes: a substrate for mounting in a pocket of the drill bit and made from a cermet material; and a head made from a superhard material, mounted to the substrate, and having a chisel or frusto-cone inclined relative to a longitudinal axis of the cutter by an attack angle ranging between fifteen and sixty degrees. | 2020-03-19 |
20200087993 | EARTH-BORING TOOLS CARRYING FORMATION-ENGAGING STRUCTURES - An earth-boring tool includes a blade located on a body of the earth-boring tool with a pocket formed in an exposed outer surface of the blade. A formation-engaging structure is affixed within the pocket. The formation-engaging structure includes a distal end, a proximal end and a tapered sidewall therebetween. The distal end of the formation-engaging structure includes a formation-engaging surface. The tapered sidewall engages a tapered inner surface of the pocket. The tapered sidewall of the formation-engaging structure and the tapered inner surface of the pocket are each sized and configured to provide an interference fit between the formation-engaging structure and the pocket of the blade. In additional embodiments, instead of retention by interference fit, the formation-engaging structure is retained to the blade by a threaded fastener threaded within a tapped bore extending through the blade. The threaded fastener is received within a receiving formation of the formation-engaging structure. | 2020-03-19 |
20200087994 | Percussive Drill String Assemblies And Systems And Methods Of Using Same - A percussive drill string assembly including a drill bit and a drill rod. The drill bit has a body having: a circumferential wall; a crown extending distally from the circumferential wall; and a threaded portion extending proximally from the circumferential wall. The threaded portion has an outer surface that defines at least one thread having a tapered thread profile. The drill rod has a box end portion having an inner surface that defines: a receptacle configured to receive the threaded portion of the bit; and at least one thread having a tapered profile complementary to the tapered thread profile of the threaded portion of the bit. | 2020-03-19 |
20200087995 | MODULAR STABILIZER - Modular stabilizer tools may be used to reduce unwanted deflection of a wellbore and in effecting a desired change in direction of a wellbore in an efficient and inexpensive manner. As the diameter of a wellbore changes, the modular stabilizers plates may be configured to expand or decrease the outer diameter of a modular stabilizer tool without requiring removal of an entire section of the drill string. Each modular stabilizer plate of a modular stabilizer tool may be configured to align and affix to any one or more other modular stabilizer plates and may be of any size or shape. A site need only maintain a small inventory of modular stabilizer plates instead of entire collars, tools, or sections of a drill string. When any modular stabilizer plate, especially an outer spacer stabilizer plate, experiences wear or damage, it may be replaced without the requirement of replacing an entire collar. | 2020-03-19 |
20200087996 | Diffuser Assembly with Vibration Feature - A diffuser assembly is provided, comprising a diffuser adapted to reside within a conduit, having an upper member mountable within the conduit and having a fluid inlet port, and a lower section having a diffuser screen. A resilient member is connected between the upper member and the lower section, wherein the resilient member enables the diffuser screen to vibrate relative to the upper member. A plurality of diffusing members is positioned below the resilient member, wherein the diffusing members are oriented relative to a central axis of the diffuser screen. A centralizing member is positioned above the diffuser screen having a diameter greater than the diffuser screen. The diffuser screen is a cylinder having a plurality of diffuser apertures formed therein, the cylinder including a bottom cap having a fluid exit port; and wherein the plurality of diffusing members extends substantially parallel to the central axis. A filter assembly is also provided having a resilient member connected between an upper member and a lower section, wherein the resilient member enables the filter screen to vibrate relative to the upper member. | 2020-03-19 |
20200087997 | ELECTRIC POWER DISTRIBUTION FOR FRACTURING OPERATION - Providing electric power distribution for fracturing operations comprising receiving, at a transport, electric power from a mobile source of electricity at a first voltage level and supplying, from the transport, the electric power to a fracturing pump transport at the first voltage level using only a first, single cable connection. The first voltage level falls within a range of 1,000 V to 35 kilovolts. The transport also supplies electric power to a second transport at the first voltage level using only a second, single cable connection. | 2020-03-19 |
20200087998 | Pipe Ram Annular Adjustable Restriction for Managed Pressure Drilling with Changeable Rams - An apparatus includes a housing and at least two pipe ram systems engageable with the housing. Each of the at least two pipe ram systems comprises an actuator, a bonnet and a sealing pipe ram element. The at least two pipe ram systems are disposed on opposed sides of the housing. A carousel is disposed proximate at least one of the at least two pipe ram systems. The carousel has mounted thereon a plurality of pipe ram systems. The carousel is rotatable to orient a selected one of the plurality of pipe ram systems toward a receiving bore in the housing. | 2020-03-19 |
20200087999 | Multi-Cycle Wellbore Clean-Out Tool - A clean-out tool and method of cleaning out a wellbore. The clean-out tool is placed at the end of a coiled tubing or other conveyance string. The clean-out tool comprises a tubular housing providing an elongated bore through which fluid flows. The tubular housing has back-jetting ports disposed at an upward angle therein. The clean-out tool is configured to operate in a back-jetting mode when the clean-out fluid is pumped into the tubular housing at a first flow rate. In this mode, at least a portion of clean-out fluid flows through the bore, up an annular region and then through the back jetting ports. The clean-out tool is further configured to operate in a fluid flow-through mode when the clean-out fluids are pumped into the bore of the tubular housing at a second flow rate. In this mode, all of the clean-out fluid flows through the clean-out tool. | 2020-03-19 |
20200088000 | Automatically Resetting Tubing String Bypass Valve - A bypass valve has a tubular housing for connection in series with a wellbore tubing string supporting a sliding sleeve biased from an open position towards a closed position relative to a bypass port in the housing. A first sealing interface between the sleeve and housing at one side of the port to maintain a fluid seal throughout sliding movement, while a second sealing interface between the sleeve and the housing at an opposing second side of the port maintains a fluid seal only in the closed position. A spring applies a prescribed closing force to the sliding sleeve to retain the sliding sleeve in the closed position only when pressure within the tubular housing which acts on the sliding sleeve through the bypass port is below the prescribed closing force of the spring. | 2020-03-19 |
20200088001 | ANCHOR MODULE FOR ANCHORING TO A CASING, A CASING PLUG ASSEMBLY AND A METHOD FOR SETTING TWO CASING PLUGS IN ONE RUN - An anchor module has an inner mandrel having a through bore, a slips device, upper and lower slips supports, and a spring device radially outside of the inner mandrel. The slips device is biased to a run state. A fluid actuation system counteracts the biasing force and includes a lower piston axially displaceable within a lower fluid chamber, an upper piston axially displaceable within an upper fluid chamber, and a fluid restriction provided in the bore. A lower fluid line is provided between the bore and the lower fluid chamber. The upper and lower pistons are connected to the lower slips device. An upper fluid line is between the bore and the upper fluid chamber. A cross sectional area of the fluid bore at the entrance of the upper fluid line smaller than the cross sectional area of the fluid bore at the entrance of the lower fluid line. | 2020-03-19 |
20200088002 | Casing Patch for Loss Circulation Zone - A polymer patch system and method associated with a casing to be installed in a wellbore. The polymer patch has a polymer layer and an internal space radially under the polymer layer to form an internal annulus between the polymer layer and an exterior surface of the casing. An internal support is disposed in the internal space to maintain the internal annulus between the polymer layer and the casing. | 2020-03-19 |
20200088003 | Improvements In Or Relating To Well Abandonment And Slot Recovery - A method and apparatus for casing recovery for well abandonment. A string is run-in, the string including a hydraulic jack ( | 2020-03-19 |
20200088004 | FRAC SYSTEM WITH FLAPPER VALVE - A frac system including a frac tree. The frac tree includes a frac head. The frac head defines a first inlet, a second inlet, and an outlet. The frac head receives frac fluid through the first inlet and directs the frac fluid to the outlet fluidly coupled to a wellhead. A valve couples to the second inlet of the frac head. A flapper valve is within the frac head. The flapper valve moves between an open position and a closed position to control fluid flow to the valve through the second inlet. The flapper valve aligns with a first axis of the outlet and the second inlet in the closed position and aligns with a second axis of the first inlet in the open position. | 2020-03-19 |
20200088005 | RISER ASSIST FOR WELLSITES - An apparatus and associated method is disclosed for a riser hanging system. The apparatus includes a first elongated member with a provision for a first external mechanical coupling at a distal location on the first elongated member. A second elongated member is mechanically coupled to the first elongated member at proximal locations on the first elongated member and the second elongated member. A third member is mechanically coupled to a first portion of the first elongated member. The third member includes a fourth member to move through at least a second portion of a length of the second elongated member. Mechanical couplers associated with the second elongated member are provided for a second external mechanical coupling of the riser to the apparatus. The riser may be hoisted using the apparatus for better control during coupling to the wellhead. | 2020-03-19 |
20200088006 | BALL DROP WIRELINE ADAPTER KIT - A downhole tool includes an outer sleeve and an inner sleeve positioned at least partially within the outer sleeve. An impediment is positioned at least partially within the inner sleeve. A first retainer is positioned at least partially within the inner sleeve. The first retainer is configured to prevent the impediment from passing therethrough when a force on the impediment is less than a predetermined amount. The impediment, the first retainer, or both is/are configured to allow the impediment to pass through the first retainer when the force on the impediment is greater than the predetermined amount. A second retainer is configured to actuate between a first position and a second position. The second retainer in the first position is configured to prevent the impediment from passing through the first retainer. The second retainer in the second position is configured to allow the impediment to pass through the first retainer. | 2020-03-19 |
20200088007 | Isolation Barrier Assembly - A method of manufacturing an assembly for use as an isolation barrier to be run in and secured within a well. The assembly has a first tubular section providing a mandrel portion over which a sleeve body is located. The sleeve body is initially welded to a second tubular section to provide a part assembly which can be welded, inspected and machined without affecting the mandrel portion. The second tubular section is then coupled to the first tubular section and the sleeve body welded to the first tubular section to provide a chamber between the sections and the sleeve body. In use, fluid can enter the chamber through a port in the mandrel portion and morph the sleeve against a larger diameter surface in the well. In an embodiment the second tubular section includes a support for the sleeve body during initial welding which is then machined away. | 2020-03-19 |
20200088008 | CIRCULATION SUB AND METHOD FOR USING SAME - A circulation sub including a tubular and a diverter valve are configured to continuously circulate fluid into a drill string. The tubular has a first end connectable to the drill string, a second end connectable to a pipe segment, and a port. The tubular has a fluid path for allowing the fluid to flow from the pipe segment to the drill string and a circulation path for allowing the fluid to flow from the port to the drill string. The diverter valve has a channel in selective fluid communication with the fluid path. The diverter valve is positionable between a flow through position for selectively allowing the fluid to flow through the fluid path and a diversion position for selectively allowing the fluid to flow through the circulation path whereby the fluid may continuously flow through the drill string. | 2020-03-19 |
20200088009 | REVERSING VALVE FOR HYDRAULIC PISTON PUMP - A reversing valve for a hydraulic piston pump, including a pilot valve and a main valve. The pilot valve includes a pilot valve seat, a hollow spool and a pull rod. The main valve comprises an upper valve seat, a lower valve seat and a main spool. When the hollow spool is at a lower position, the control flow path communicates with the exhaust fluid flow path, and the main spool is at a lower position, so the power piston is driven to move upwardly by the power fluids provided by the main valve. When the hollow spool is at an upper position, the power piston is driven, by the power fluids provided by the main valve, to set at an upper position, and the power fluids provided by the pilot valve force the power piston to move downwardly. | 2020-03-19 |
20200088010 | System and Methods for In Situ Recovery and Processing of Recovered Solutions - A method and system are provided for the creation of vertical and horizontal freeze wells, in a dome-like pattern around the ore body, as a hydraulic barrier to ensure the ISR mining solution and the mined minerals do not flow out of the ore body. A method to formulate a suitable mining solution used for ISR mining, where the lixivant does not freeze when using the freeze dome containment method and where the resulting PLS has a high concentration of dissolved minerals and thus eliminates the need for the solvent extraction/ion exchange step during processing is also described. | 2020-03-19 |
20200088011 | INSPECTION TOOL FOR A PERFORATING GUN SEGMENT - According to certain exemplary embodiments, an inspection tool and method for inspecting a perforating gun segment includes, among other things, placing a perforating gun segment in a perforating gun segment holder between a male connecting portion and a female connecting portion, wherein each of the male connecting portion and female connecting portion includes one or more electrical contacts and distance sensors. A piston may push the male connecting portion against an internal gun assembly of the perforating gun segment such that the internal gun assembly is pushed to a desired location within the perforating gun segment, as measured by the distance sensors, and into electrical contact with the male and female connecting portions such that electrical properties of the perforating gun segment may be measured. | 2020-03-19 |
20200088012 | METHODS AND APPARATUSES FOR CONTROLLING FINES MIGRATION IN A WELLBORE - A method of controlling fines migration in a wellbore penetrating a subterranean formation, the method comprising: introducing into the wellbore a screen mesh in an unexpanded form disposed of a first tubular member having a body with apertures, the screen mesh comprising a degradable material; expanding the screen mesh; injecting a cement slurry into the wellbore to fill open spaces within the expanded screen mesh; allowing the cement slurry to set forming a set cement that reduces or substantially preventing the passage of formation particles from migrating from the subterranean formation into the wellbore; and removing the degradable material of the screen mesh forming a fluid pathway in the set cement, which allows a formation fluid to flow from the subterranean formation into the wellbore. | 2020-03-19 |
20200088013 | ANNULAR VOLUME FILLER FOR PERFORATING GUN - An apparatus and method according to which a perforating gun includes a volume fill body. The volume fill body is positioned in the space between a charge tube and a carrier tube. The fill body occupies at least part, and sometimes all, of the free volume space between the charge tube and carrier tube thereby reducing the free volume space. In certain downhole applications, large free volume space can lead to significant reductions in wellbore pressure, causing dynamic underbalance, which is undesirable. The presence of the volume fill body prevents, or at least reduces, dynamic underbalance and its effects. Also, the volume fill body aligns the charge tube with the carrier tube, further assisting perforation. | 2020-03-19 |
20200088014 | MECHANICAL PUMP SPACING ADJUSTMENT SYSTEM - A well string positioner capable of actuation during the vertical reciprocal movement of a well string will, upon actuation, increase or decrease the length of the well string within the tubular. The vertical reciprocal stroke of the power unit of the well is not changed when the well string length within the tubular is changed, and the well string can be adjusted in operation of the well without the need to disassemble the well string. A system for retrofit to a pre-existing pump jack is disclosed, as well as a conventional pump jack with the well string positioner and capability of the system incorporated as manufactured. | 2020-03-19 |
20200088015 | SYSTEMS AND METHODS FOR DETERMINING PROPER PHASE ROTATION IN DOWNHOLE LINEAR MOTORS - Systems and methods for determining proper phase rotation in a linear motor where the phase rotations associated with power and return strokes are initially unknown. Power having an initial phase rotation is provided to a linear motor until the motor's mover reaches the end of the stroke, and then power to the motor is discontinued. While power is discontinued, the mover is monitored to detect its movement. if the mover moves without power, the mover was at the top of the stroke, so the initial phase rotation is associated with an upward stroke of the mover, and a second phase rotation which is opposite the initial phase rotation is associated with a downward stroke of the mover. Otherwise, the initial phase rotation is associated with the downward stroke of the mover and the second, opposite phase rotation is associated with the upward stroke of the mover. | 2020-03-19 |
20200088016 | METHOD FOR OPTIMIZATION OF HUFF-N-PUFF GAS INJECTIONS IN HYDROCARBON RESERVOIRS - Methods for optimization of liquid oil production by huff-n-puff in shale reservoirs to achieve an improved (and optimal) oil recovery factor. The process determines and utilizes the optimum huff and puff times, number of cycles and soaking time under practical operation and reservoir conditions. The huff time in the process is a period so long that the pressure near the wellbore reaches the set maximum injection pressure during the huff period. The puff time in the process is the time required for the pressure near the wellbore to reach the set minimum production pressure during the puff period. Soaking is typically not necessary during the huff-n-puff gas injection in shale oil reservoirs. The number of huff-n-puff cycles is determinable by the time in which the economic rate cut-off is reached. | 2020-03-19 |
20200088017 | VARIABLE RATE STEAM INJECTION, INCLUDING VIA SOLAR POWER FOR ENHANCED OIL RECOVERY, AND ASSOCIATED SYSTEMS AND METHODS - Systems and methods for variable rate steam injection, including via solar power for enhanced oil recovery, are disclosed. Several embodiments include using the variable nature of solar-generated steam to improve the efficiency and cost-effectiveness of enhanced oil recovery processes. In particular embodiments, the variable rate injection can provide more uniform steam distribution in an oil-bearing formation, at a lower cost than if the same amount of steam were provided on a continuous basis. | 2020-03-19 |
20200088018 | IN SITU SRF CAVITY PROCESSING USING OPTICAL IONIZATION OF GASES - A system and method for the in situ processing of internal SRF cavity surfaces to reduce field emission and improve maximum gradient. An electromagnetic radiation source is introduced in the bore of a superconducting cavity to enhance ionization or dissociation of gases which then remove contaminants from the surface of the cavity, either through direct surface bombardment, chemical reaction or through the production of radiation which interacts with the contaminants. An RF or low frequency electromagnetic field may be established in the cavity which further enhances the ionization or dissociation process and may cause the ions to bombard sites with enhanced electric fields. The invention removes the requirement that the RF field be sufficient by itself to ionize gas in the cavity. The in situ processing method could enable exposure of the entire internal surface of multiple cells in an RF structure to ionized or dissociated gas simultaneously rather than on a cell by cell basis. | 2020-03-19 |
20200088019 | DOWNHOLE TOOL FOR FRACTURING A FORMATION CONTAINING HYDROCARBONS - An example tool for fracturing a formation includes a body having an elongated shape and fracturing devices arranged along the body. Each fracturing device includes an antenna to transmit electromagnetic radiation and one or more pads that are movable to contact the formation. Each pad includes an enabler that heats in response to the electromagnetic radiation to cause fractures in the formation. | 2020-03-19 |
20200088020 | DOWNHOLE TOOL FOR FRACTURING A FORMATION CONTAINING HYDROCARBONS - An example tool for fracturing a formation includes a body having an elongated shape and fracturing devices arranged along the body. Each fracturing device includes an antenna to transmit electromagnetic radiation and one or more pads that are movable to contact the formation. Each pad includes an enabler that heats in response to the electromagnetic radiation to cause fractures in the formation. | 2020-03-19 |
20200088021 | FRACTURING SYSTEM WITH FLEXIBLE CONDUIT - A fracturing fluid delivery system is provided. In one embodiment, the system includes a fracturing manifold and a fracturing tree. A fluid conduit is coupled between the fracturing manifold and the fracturing tree to enable receipt of fracturing fluid by the fracturing tree from the fracturing manifold through the fluid conduit. The fluid conduit includes rigid and flexible pipe segments coupled together so as to collectively provide a fluid connection from the fracturing manifold to the fracturing tree. Additional systems, devices, and methods are also disclosed. | 2020-03-19 |
20200088022 | DETERMINING FLUID ALLOCATION IN A WELL WITH A DISTRIBUTED TEMPERATURE SENSING SYSTEM USING DATA FROM A DISTRIBUTED ACOUSTIC SENSING SYSTEM - Fluid allocation in a well can be determined with a distributed temperature sensing system using data from a distributed acoustic sensing system. Flow data indicating a flow rate of a fluid through a perforation in a well based on an acoustic signal generated during a hydraulic fracturing operation in the well can be received. Warm-back data indicating an increase in temperature at the perforation can be received. A fluid allocation model can be generated based on the flow data and the warm-back data. The fluid allocation model can represent positions of the fluid in fractures formed in a subterranean formation of the well. | 2020-03-19 |
20200088023 | SYSTEMS AND METHODS FOR SENSING DOWNHOLE CEMENT SHEATH PARAMETERS - Wireless mobile devices are injected into a wellbore with a cement slurry, during the cementing of casing, to monitor and evaluate cement sheath parameters. Passive, wireless sensors are utilized to not only measure the elastic constitutive properties of the cement sheath such as compressive strength, but also parameters of the cement sheath environment, such as temperature, pressure, humidity, pH and gases present, to identify potential issues about the structural integrity of the cement sheath, and provide timely warnings to perform remedial actions. | 2020-03-19 |
20200088024 | Dynamic Time-Gate Cement Evaluation Tool - A method and system for determining cement bonding, or other materials attached to a pipe string. A well measurement system for determining cement bonding or other materials attached to a pipe string may comprise an acoustic logging tool, wherein the acoustic logging tool comprises at least one receiver and at least one transmitter. The well measurement system may further comprise an information handling system, wherein the information handling system is configured to broadcast a signal with the transmitter, record the reflected signal with a receiver; and determine an integrity of a cement using a Quintero Wellbore Index. | 2020-03-19 |
20200088025 | Modular Electromagnetic Ranging System for Determining Location of a Target Well - An electromagnetic ranging system and method for location a target well. The electromagnetic ranging system may comprise a modular electromagnetic ranging tool. The electromagnetic ranging tool may comprise at least one transmitter coil and a receiver coil operable to measure at least one component of the electromagnetic field. An information handling system may be in signal communication with the modular electromagnetic ranging tool. A method for electromagnetic ranging of a target wellbore may comprise disposing a modular electromagnetic ranging tool in a wellbore, transmitting an electromagnetic field to the target wellbore from at least one transmitter coil disposed on the modular electromagnetic ranging tool, measuring at least one component of a secondary electromagnetic field, and determining a relative location of the target wellbore from at least measurements by the at least one receiver coil and one or more parameters of the at least one transmitter coil. | 2020-03-19 |
20200088026 | ELECTROMAGNETIC COMMUNICATIONS SYSTEM AND METHOD FOR A DRILLING OPERATION - A wireless communications system for a downhole drilling operation comprises a drill string, surface communications equipment, and a downhole telemetry tool. The surface communications equipment comprises a surface EM communications module with an EM downlink transmitter configured to transmit through at least a portion of the drill string an EM downlink transmission at a frequency between 0.5 Hz and 180 kHz. The downhole telemetry tool is mountable to a drill string and has a downhole electromagnetic (EM) communications unit with an EM downlink receiver configured to receive the EM downlink transmission. The downhole EM communications unit can further comprise an EM uplink transmitter configured to transmit an EM uplink transmission at a frequency GO between 0.5 Hz and 180 kHz, in which case the surface EM communications module further comprises an EM uplink receiver configured to receive the EM uplink transmission. | 2020-03-19 |
20200088027 | WIRELESS ACOUSTIC COMMUNICATION APPARATUS AND RELATED METHODS - Wireless acoustic communication apparatus and related methods are disclosed herein. An example apparatus includes a first rod and a second rod. The first rod and the second rod are to form a rod string. The example apparatus includes a first acoustic repeater mechanically coupled to the first rod. The first acoustic repeater is to communicate with a second acoustic repeater to convey data via the rod string. The second acoustic repeater is to receive the data from a first tool. | 2020-03-19 |
20200088028 | SYSTEM AND METHOD FOR DUAL TELEMETRY NOISE REDUCTION - A system and method for reducing noise from a signal during drilling of a well. A system for generating mechanical vibrations may generate acoustic signals for communicating information, and may induce pressure signals in a drilling mud communicating information. A noise reduction system may receive both the acoustic and pressure signals and phase shift one set of signals to adjust for a time difference between the two. The system may also sample the signals and may overlay the signals or the sampled signals and cancel the noise from the received signals. | 2020-03-19 |
20200088029 | METHOD AND APPARATUS FOR SUB-TERRAIN CHLORINE ION DETECTION IN THE NEAR WELLBORE REGION IN AN OPEN-HOLE WELL - Methods and systems for identifying a salinity gradient in a formation surrounding a bore of a subterranean well includes introducing an antenna assembly into the bore of the subterranean well. The antenna assembly has an elongated antenna body. An emitting antenna extends axially along an outer surface of the antenna body. A receiving antenna extends axially along the outer surface of the antenna body, the receiving antenna being spaced circumferentially apart from the emitting antenna. An electromagnetic interrogation wave is produced into the formation with the emitting antenna with a pulse duration of no greater than 0.01 seconds. A reflected wave is received with the receiving antenna. The amplitude of the reflected wave is analyzed to determine a distribution of chlorine ion concentration in the formation. | 2020-03-19 |
20200088030 | UNDERGROUND SHAFT DEVELOPMENT METHOD - An underground shaft development method comprises: (a) drilling blastholes extending into a rock formation, each drilled from a starting location defining a first blasthole end to an ending location defining a second blasthole end; (b) loading the blastholes with alternating layers of explosives charges and stemming material to provide multiple blasting decks across and within the formation, including at least a first blasting deck corresponding to the first blasthole ends and a final blasting deck corresponding to the second blasthole ends, wherein each blasting deck carries wireless blasting devices; and (c) detonating the explosive charges in a series of blasting stages based on blasting deck by initiating the wireless blasting devices in each blasting deck, proceeding consecutively from the first blasting deck to the final blasting deck, wherein after each blasting stage excavation takes place to progress the shaft in an intended direction. | 2020-03-19 |
20200088031 | A RESIN ANCHORED ROCK BOLT WITH A PIERCING END - Disclosed is a resin bolt which includes an elongate shaft which extends between a leading end and a trailing end and a positioning head which is integral to the shaft at the leading end and which extends in the elongate axis of the shaft from a perimeter rim to a crown, with the head formed with a plurality of projections, with each projection extending laterally, beyond the radial dimension of the shaft and each projection having a leading surface which slopes, at least partially, from the crown to the perimeter rim, and a trailing surface from the perimeter rim to the shaft. | 2020-03-19 |
20200088032 | A RESIN ANCHORED ROCK BOLT WITH A LOCATING FORMATION AT A LEADING END - Disclosed is a centralising positioner for a resin bolt which includes a central attachment part which is adapted to engage a leading end of the bolt and a positioning part integral with the attachment part that extends from the attachment part. | 2020-03-19 |
20200088033 | SUPERCHARGER PROTECTION IN AN OPPOSED-PISTON ENGINE WITH EGR - In a supercharged, two-stroke cycle, opposed-piston engine with an EGR loop, exhaust gas recirculated to a charge air channel through which charge air is provided to a supercharger inlet is cleansed of particulate materials by a particulate filter located in the EGR channel to capture and oxidize particulate matter before EGR is allowed to flow through the supercharger and any cooler in the EGR flow path. A diesel oxidation catalyst device may be provided in the EGR channel, in series with the particulate filter. | 2020-03-19 |
20200088034 | MECHANISM WITH ROTATING VANES - This invention describes a mechanism containing two coaxial rotators, embedded on a driveshaft, ( | 2020-03-19 |
20200088035 | PNEUMATIC ENGINE - A pneumatic engine, comprising: a rotating outer ring ( | 2020-03-19 |
20200088036 | FLOW-DIVERTING SYSTEMS FOR GAS TURBINE AIR SEPARATOR - A flow diverter for an air separator of a gas turbine includes a cylindrical body configured to fit within a cooling hole of the air separator. One or more air flow vents are defined through and around a partial circumference of the cylindrical body. A bottom panel closes the cylindrical body at one end. A mounting flange surrounds the cylindrical body at an open end and extends radially outward from the cylindrical body. When the flow diverter is installed, air flows through the open end in a radial direction and exits through the air flow vents in an axial direction. The cylindrical body may include a collapsible region that collapses to engage the air separator and prevent the flow diverter from being dislodged. The air separator may additionally or alternately include supplemental cooling holes in a recessed area proximate to its mounting flange. | 2020-03-19 |
20200088037 | TURBINE ENGINE WITH ANNULAR CAVITY - An apparatus for a turbine engine comprising an outer casing, an engine core provided within outer casing and having a at least one set of blades, and through which gasses flow in a forward to aft direction, an outer drum located within the outer casing to define an annular cavity. A set of seals extending between the first surface and the second surface to define at least one cooled cavity within the annular cavity. | 2020-03-19 |
20200088038 | SERPENTINE TURN COVER FOR GAS TURBINE STATOR VANE ASSEMBLY - A stator vane assembly including an inner diameter platform. The assembly also includes an outer diameter platform defining an air inlet orifice extending radially therethrough. Further included is an airfoil extending between the inner diameter platform and the outer diameter platform, the airfoil having a hollow portion therein defining a serpentine cooling airflow path fluidly coupled to the air inlet orifice. Yet further included is a collar extending radially outwardly from the outer diameter platform and positioned adjacent the air inlet orifice, the collar extending to a non-uniform radial distance. The assembly also includes a turn cover operatively coupled to the collar. | 2020-03-19 |
20200088039 | BLADE OF FAN OR COMPRESSOR - To provide a blade of a fan or compressor that is reduced in loss by enlarging a laminar flow region over a blade surface. A blade according to the present disclosure is divided into a subsonic region where the relative Mach number of the inlet air flow during rated operation of a turbofan engine is lower than 0.8 and a transonic region where the relative Mach number is equal to or higher than 0.8. Provided that a parameter (δ) defined according to δ=(βin−β)/(βin−βex) is referred to as a blade surface angle change rate where β denotes an angle formed by a tangent to the blade surface and the axial direction of the turbofan engine, βin denotes the blade surface angle at the leading edge of the blade, and the βex denotes the blade surface angle at the trailing edge, in each of the subsonic region and the transonic region, the minimum value of the blade surface angle change rate on the pressure surface, an upper limit value of the blade surface angle change rate at a predetermined axial location along the chord on the pressure surface, and an upper limit value and a lower limit value of the blade surface angle change rate at a predetermined axial location along the chord on the suction surface are defined. | 2020-03-19 |
20200088040 | Wrought Root Blade Manufacture Methods - A method for manufacturing a blade, the method includes casting a nickel alloy blade precursor having an airfoil and a root. The airfoil and the root are solution heat treating differently from each other. After the solution heat treating, the root is wrought processed. After the wrought processing, an exterior of the root is machined. | 2020-03-19 |
20200088041 | TURBINE BLADE COOLING HOLE ARRANGEMENT - Disclosed herein is a turbine blade for a gas turbine engine. The turbine blade having a plurality of cooling holes defined therein, at least some of the plurality of cooling holes being located on a suction side of an airfoil of the turbine blade and in fluid communication with an internal cavity of the turbine blade; and wherein the at least some of the plurality of cooling holes are located in the airfoil according to the coordinates of Tables 1 and/or 2. | 2020-03-19 |
20200088042 | INTERNALLY COOLED AIRFOIL - A casting core and/or an airfoil may comprise a tip flag cavity having a forward pedestal and a first spear pedestal disposed aft of the forward pedestal. A trailing edge discharge cavity may be separated from the tip flag cavity and include a first row of pedestals. The first row of pedestals may comprise a first racetrack pedestal. A second row of pedestals may be disposed aft of the first row of pedestals and include a second racetrack pedestal. A third row of pedestals may be disposed aft of the second row of pedestals and include a circular pedestal. A fourth row of pedestals may be disposed aft of the third row of pedestals and include a second spear pedestal. | 2020-03-19 |
20200088043 | TURBINE BLADE OF GAS TURBINE HAVING CAST TIP - Provided is a turbine blade of a gas turbine including a turbine blade part having an airfoil shape including an internal cavity therein, a cast tip disposed at an upper portion of the turbine blade part, and a braze joint to attach the turbine blade part and the cast tip to each other. The turbine blade part and the cast tip has substantially the same cross-sectional shape in a top plan view. In addition, the turbine blade part further includes a protrusion disposed at a surface where the turbine blade part is attached to the cast tip. In a similar manner, the cast tip may have a concave portion at a surface where the cast tip is attached to the turbine blade part to allow the concave portion to be coupled to the protrusion of the turbine blade part. | 2020-03-19 |
20200088044 | GAS TURBINE MOVING BLADE - A moving blade for a turbine or compressor stage of a gas turbine is provided, including a vane ( | 2020-03-19 |
20200088045 | INTEGRAL HALF VANE, RINGCASE, AND ID SHROUD - A vane stage includes a ringcase extending circumferentially about a center axis of the vane stage. The ringcase extends completely about the center axis to form a first ring. An inner shroud extends circumferentially about the center axis of the vane stage. The inner shroud extends completely about the center axis to form a second ring positioned radially within the ringcase relative the center axis. A plurality of stationary half vanes extend radially between the ringcase and the inner shroud, and are circumferentially spaced about the center axis. The plurality of stationary half vanes are integral with the ringcase and the inner shroud. | 2020-03-19 |
20200088046 | INTEGRAL HALF VANE, RINGCASE, AND ID SHROUD - A vane stage includes a ringcase extending circumferentially about a center axis of the vane stage. The ringcase extends completely about the center axis to form a first ring. An inner shroud extends circumferentially about the center axis of the vane stage. The inner shroud extends completely about the center axis to form a second ring positioned radially within the ringcase relative the center axis. A plurality of stationary half vanes extend radially between the ringcase and the inner shroud, and are circumferentially spaced about the center axis. The plurality of stationary half vanes are integral with the ringcase and the inner shroud. | 2020-03-19 |
20200088047 | FIRST-STAGE STATIONARY VANE OF GAS TURBINE AND GAS TURBINE - A first-stage stationary vane of a gas turbine includes: a vane portion including a pressure surface and a suction surface; a shroud wall portion which connects to an end portion of the vane portion and which forms a flow passage wall; a pressure-surface side fillet portion disposed on a corner portion formed by the pressure surface and a wall surface of the shroud wall portion; and a suction-surface side fillet portion disposed on a corner portion formed by the suction surface and the wall surface of the shroud wall portion. The pressure-surface side fillet portion and the suction-surface side fillet portion are separated at a leading-edge side of the vane portion so as not to connect to each other. | 2020-03-19 |
20200088048 | CERAMIC MATRIX COMPOSITE LOAD TRANSFER ROLLER JOINT - An airfoil assembly includes a roller joint formed between a ceramic airfoil portion and a carrier allowing sliding (rolling) radial movement therebetween to accommodate thermal growth disparity. | 2020-03-19 |
20200088049 | AIRFOIL SHROUD ASSEMBLY USING TENON WITH EXTERNALLY THREADED STUD AND NUT - An airfoil and shroud assembly includes an airfoil including a root end, a free end and a tenon extending from the free end, the tenon including a base and an externally threaded stud extending from the base. A shroud includes an opening configured to receive the base of the tenon. A nut is configured to be threadably coupled to the externally threaded stud on the tenon on the airfoil to couple the shroud to the airfoil. | 2020-03-19 |
20200088050 | TURBINE VANE ASSEMBLY WITH REINFORCED END WALL JOINTS - The present disclosure is related to turbine vane assemblies comprising ceramic matrix composite materials. The turbine vane assemblies further including reinforcements that strengthen joints in the turbine vane assemblies. | 2020-03-19 |
20200088051 | CERAMIC MATRIX COMPOSITE NOZZLE MOUNTED WITH A STRUT AND CONCEPTS THEREOF - A nozzle assembly is provided which is, in part, formed of a low coefficient of thermal expansion material. The assembly includes a nozzle fairing formed of the low coefficient of thermal expansion material and includes a metallic strut extending radially through the nozzle fairing. Load is transferred from the nozzle fairing to a static structure in either of two ways: first, the strut may receive the load directly and/or second, load may be transferred from the nozzle fairing to at least one of the inner and outer support rings. Further, the nozzle fairing and strut may allow for internal airflow for cooling. | 2020-03-19 |
20200088052 | HIGH PRESSURE TURBINE REAR SIDE PLATE - A cover plate for a rotor assembly is disclosed. In various embodiments, the cover plate includes an annular member having a radially inner portion and a radially outer portion with respect to a longitudinal axis, the radially inner portion including an aft face and an angled forward face, the angled forward face defining a forward face angle with respect to a cylindrical plane that is coaxial with the longitudinal axis, the face angle having a value that is greater than or equal to fifty degrees; a first tab and a second tab disposed proximate the radially inner portion of the annular member; and a slot disposed between the first tab and the second tab. | 2020-03-19 |
20200088053 | SHAFT SEAL ASSEMBLY FOR A TURBINE ENGINE - An assembly is provided for a turbine engine. This turbine engine assembly includes a tower shaft rotatable about an axis, an engine component rotatable with the tower shaft about the axis, and a seal assembly. The engine component extends axially along the axis to an end surface. The seal assembly includes a carbon seal element, where the carbon seal element circumscribes the tower shaft and axially engages the end surface. | 2020-03-19 |
20200088054 | SEAL ASSEMBLY FOR GAS TURBINE ENGINE - A seal assembly for a gas turbine engine having a seal formed of a carbon material; and a seal seat positioned for rotation relative to the seal, wherein the seal and the seal seat each have a sealing surface which together define a sliding seal, and further having a carbon film on the sealing surface of the seal seat. | 2020-03-19 |
20200088055 | LOW FRICTION, WEAR RESISTANT DRY FACE CARBON SEAL - SEAL SEAT ASSEMBLY - A method for preparing a seal assembly for a gas turbine engine, comprising a seal comprising a carbon material; and a seal seat positioned for rotation relative to the seal, wherein the method comprises the steps of: pre-filming a sealing surface of the seal seat with a carbon-based tribofilm; and assembling the seal seat relative to the seal in a gas turbine engine. | 2020-03-19 |
20200088056 | STATIONARY VANE NOZZLE OF GAS TURBINE - Provided is a stationary nozzle assembly of a gas turbine including a plurality of vane segments converting hot gas energy into a kinetic form, a fixed seal disposed between two adjacent vane segments, and honeycomb seal elements disposed between the two adjacent vane segments to prevent hot gases from escaping through a gap between the two adjacent vane segments. Here, the fixed seal and the honeycomb seal elements face each other. In addition, the vane segments each include airfoil shaped vanes, an outer wall and an inner wall that are disposed at opposite sides of the airfoil shaped vanes, and the fixed seal and the honeycomb seal elements are installed in at least one of the outer wall or the inner wall. | 2020-03-19 |
20200088057 | RING MOLDED ARTICLE MANUFACTURING METHOD AND RING MATERIAL - Various implementations include a ring material used for producing a ring molded article. The ring molded article has two convex portions which respectively protrude on opposite sides of the ring molded article in a direction of a center axis thereof and extend in a direction of a circumference of the ring molded article. A straight line passing through centers of gravity of first and second side regions is inclined by an angle relative to the center axis of the ring material, the first and second side regions are obtained by virtually dividing a one half section of the ring material based on a middle of a maximum height of the ring material in the direction of the center axis of the ring material, and a range of the angle is 7 degrees to 40 degrees. | 2020-03-19 |
20200088058 | BACKSIDE SEAL FOR STEAM TURBINE GLAND SYSTEM - The present application provides a turbine. The turbine may include a rotor, a casing, and a gland seal system positioned between the rotor and the casing. The gland seal system may include a backside seal positioned about the casing. | 2020-03-19 |
20200088059 | ANTI-CONING ASPIRATING FACE SEAL - An aspirating face seal between high and low pressure regions of a turbomachine at a juncture between rotatable and non-rotatable members of turbomachine includes gas bearing rotatable and non-rotatable face surfaces. Primary and starter seal teeth and optional deflector seal tooth are mounted on seal teeth carrier on rotatable member. Non-rotatable face surface is mounted on an annular slider on the non-rotatable member. A pull-off biasing means urges the annular slider away from the rotatable member and the non-rotatable face surface away from the rotatable surface. A secondary seal is in sealing engagement with the annular slider in the low pressure region and the pull-off biasing means is located radially outwardly of the annular slider in the high pressure region. Biasing means may include coil springs within spring chambers of circumferentially spaced cartridges. Tongues extend inwardly from spring chambers into grooves in slider. | 2020-03-19 |
20200088060 | ROTARY DETONATION ROCKET ENGINE GENERATOR - A rotary detonation rocket engine generator system comprises an axial drive shaft coupled to an electrical generator, two support arms extending radially from the axial drive shaft, and two detonation rocket engines supported at by the support arms. In response to ignition and combustion of a fuel supplied to the detonation rocket engines, a thrust force from the detonation rocket engines causes rotation of the axial drive shaft to drive the electrical generator. Fuel (and optionally other fluids) can be supplied through channels of the axial drive shaft and the support arms to the detonation rocket engines. A housing can enclose the detonation rocket engines, the support arms, and a portion of the axial drive shaft, which can be oriented vertically. One or more support arms and associated detonation rocket engines can be incorporated into a particular assembly. A method of producing electricity with the generator system is provided. | 2020-03-19 |
20200088061 | EXTERNAL AUTOMATED BRAKING SYSTEM FOR RAIL-BASED VEHICLES - A railroad powered energy cogeneration system and method comprising a plurality of air compressor hoses, a plurality of manifold pipelines, at least one manifold pipeline check valve, a pneumatic air filter, a pneumatic motor-generator set, and a pressure control valve, wherein the plurality of manifold pipelines is configured to connect each of the plurality of air compressor hoses attached to an inner side of each of the rails of an existing railroad system. The plurality of air compressor hoses produces compressed air when a train traverses over them. The at least one manifold pipeline check valve is configured to assure unidirectional air flow through the plurality of manifold pipelines. The pneumatic motor-generator set converts compressed air into electricity and the remaining compressed air is stored in the storage vault and/or other storage means described. | 2020-03-19 |
20200088062 | TURBOCHARGER - A wastegate is attached to a turbine housing of a turbocharger. The wastegate opens and closes a bypass passage. An actuator is coupled to the wastegate via a link mechanism. The link mechanism includes a link rod and a link arm. The longitudinal direction of the link rod in a state in which the bypass passage is fully closed is defined as a width direction of the link arm. The coupling center position in the link arm to which the link rod is coupled is located at a position offset in a direction in which the link rod moves to open the wastegate from a middle of the link arm in the width direction. | 2020-03-19 |
20200088063 | SET SCREW GAP CONTROL BETWEEN FIXED AND VARIABLE VANES - A variable vane adjustment system for a gas turbine engine including: a vane platform having a recess, a vane opening within the recess, and a set screw opening originating at a first wall of the recess and extending into the vane platform; a trunnion carrier having a base portion located at least partially within the recess, a bushing attached to the base portion, and an orifice that extends through the base portion and bushing, wherein the orifice is aligned with the vane opening; a variable vane having a vane stem, the vane stem extending through the vane opening and the orifice; and a set screw located at least partially within the set screw opening, the set screw being configured to longitudinally traverse the set screw opening as the set screw is rotated, wherein the set screw is configured to move the trunnion carrier and variable vane. | 2020-03-19 |