Patents Examined by Mark K Buse
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Patent number: 12655936Abstract: A lubrication system including a bearing compartment housing defining a bearing compartment housing interior having a bearing compartment housing interior surface and a bearing compartment housing exterior having a bearing compartment housing exterior surface; a shaft supported by bearings located within the bearing compartment housing; and a lubricant trap formed on the bearing compartment housing interior surface, the lubricant trap configured to contain at least one lubricant, the at least one lubricant configured to be released onto the bearing.Type: GrantFiled: February 6, 2024Date of Patent: June 16, 2026Assignee: RTX CorporationInventors: Alexander Robert Nelson, Brady L. Walker
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Patent number: 12655935Abstract: An engine oil system includes an oil tank and an access port cover. The oil tank includes a wall forming an internal oil cavity. The wall forms an access port extending along an access port axis through the wall. The access port cover is mounted on the wall and seals the access port. The access port cover includes a cover body and a packing ring. The cover body extends between and to an inner axial end and an outer axial end. The cover body forms a cover lip at the outer axial end. The cover lip extends circumferentially about the access port axis. The cover lip extends radially outward and axially outward, relative to the access port axis, along a lip axis to the outer axial end. The packing ring forms a fluid seal between the cover body and the wall within the access port.Type: GrantFiled: September 25, 2024Date of Patent: June 16, 2026Assignee: Pratt & Whitney Canada Corp.Inventor: Stephane Gignac
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Patent number: 12654980Abstract: An apparatus for the accumulation of wire or cable, the apparatus including a collapsible reel assembly, the collapsible reel assembly including a central hollow arbor, a fixed inner support structure axially centered on and rigidly attached to the central hollow arbor, wherein the fixed inner support has a first end and a second end, a fixed flange, axially centered on and attached to the first end of the fixed inner support structure, a removable flange, axially centered on and removably attached to the second end of the fixed inner support structure opposite the fixed flange and an inner drum assembly. The inner drum assembly including a plurality of moving inner support structures movably attached to the fixed inner support structure and a plurality of inwardly-collapsible drum segments. Wherein the inwardly-collapsible drum segments collapse inward after the removable flange is removed from the collapsible reel assembly.Type: GrantFiled: October 23, 2024Date of Patent: June 16, 2026Assignee: Encore Wire CorporationInventors: William T. Bigbee, Jr., John L. Rhoads, Andrew P. Hull, Benjamin L. Weatherford
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Patent number: 12631292Abstract: A valve includes a housing and a plunger. The housing defines a chamber, a set of ports, and a set of conduits. The plunger is disposed within the chamber and is configured to be moved to an actuated state in which the set of ports are fluidly coupled to each other through a first section of the chamber to define a first passageway and the set of conduits are fluidly coupled to each other through a second section of the chamber to define a second passageway. In the actuated state, the valve facilitates an inflow of a lubricant into a system through the first passageway to cause a concomitant purge and release of a used lubricant from the system through the second passageway.Type: GrantFiled: April 28, 2023Date of Patent: May 19, 2026Assignee: Caterpillar Inc.Inventor: Stephen Dale Herd
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Patent number: 12631248Abstract: A lubricant drip pan for a vehicle transmission housing includes a cup-shaped separating section, which at least partially encloses a receiving area in which a receiving chamber for a rotating gear element in the vehicle transmission is defined when the drip pan is installed in the housing, and separates it from a lubrication collecting area at the bottom of the drip pan, and in which a lubricant reservoir for the vehicle transmission is formed when the drip pan is installed in the housing. There is also a suction section radially outside the separating section, partially lying in the lubricant collecting area. The suction section has a suction port and at least partially delimits a suction chamber, which supplies lubricant from the reservoir when the drip pan is installed, into which the suction port opens.Type: GrantFiled: October 31, 2024Date of Patent: May 19, 2026Assignee: ZF Friedrichshafen AGInventors: Christopher Allnoch, Gabriele Glade, Stephan Brussa, Andreas Geiger
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Patent number: 12623752Abstract: A bicycle sprocket assembly is provided, configured to be disposed on a cassette body, including: a sprocket set and a restricting mechanism. The sprocket set includes a sleeving portion configured to be sleeved on the cassette body in an axial direction. The restricting mechanism includes at least one urging unit disposed on the sleeving portion, and each of the at least one urging unit is at least partially adjustable to move and abut against the cassette body. Therefore, the bicycle sprocket assembly can be assembled to the existing cassette body, which has a wide range of applications and effectively reduces costs.Type: GrantFiled: October 21, 2024Date of Patent: May 12, 2026Assignee: AD-II Engineering Inc.Inventors: Chien-Pin Wang, Kuei-Jung Chang
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Patent number: 12624744Abstract: The present invention relates to a raw edge cogged V-belt, including: a cog at least on an inner circumferential surface side; and a compression rubber layer disposed on the inner circumferential surface side, in which the compression rubber layer includes a compression rubber layer main body and an inner surface layer covering an inner circumferential surface of the compression rubber layer main body, and a friction coefficient of a surface of the inner surface layer is higher than a friction coefficient of a surface of the compression rubber layer main body that is not covered with the inner surface layer.Type: GrantFiled: May 15, 2023Date of Patent: May 12, 2026Assignee: Mitsuboshi Belting Ltd.Inventors: Hidetaka Nakajima, Keiji Takano
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Patent number: 12612876Abstract: A lubrication system including a bearing compartment housing; a shaft supported by bearings located within the bearing compartment housing; and a flinger in operative communication with the shaft, the flinger configured to propel at least one of a lubricant, air and a mist of lubricant entrained in the air onto the bearing.Type: GrantFiled: February 6, 2024Date of Patent: April 28, 2026Assignee: RTX CorporationInventors: Alexander Robert Nelson, Brady L. Walker
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Patent number: 12595882Abstract: An electric-powered lubricator in one aspect of the present disclosure includes a first manual switch, an electric motor, a drive circuit, a pump, a memory device, and a control circuit. The memory device stores one or more reference values. Each of the one or more reference values corresponds to a mass of lubricant to be dispensed from a dispensing port of the pump per reciprocation of a plunger of the pump. The control circuit in a calibration mode calculates a new reference value based on (i) an input value and (ii) a count of reciprocation of the plunger. The input value corresponds to a measured total mass of the lubricant dispensed from the dispensing port.Type: GrantFiled: March 14, 2024Date of Patent: April 7, 2026Assignee: MAKITA CORPORATIONInventors: Yuki Hayashi, Hidefumi Hagiwara
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Patent number: 12595842Abstract: A power transmission device for a vehicle includes a housing that accommodates a power transmission mechanism, a partition section that supports the power transmission mechanism and divides an interior of the housing, a strainer arranged at a bottom of the housing, and a pump supported by the partition section. The housing defines a first chamber located on one side of the partition section in a direction of an axis of rotation of the power transmission device, and a second chamber located on the other side of the partition section. The strainer has a first connection port that connects to the pump, and a second connection port that connects to a second oil path inside the partition section, the second connection port connecting to the second oil path from a direction of assembly of the pump onto the partition section.Type: GrantFiled: March 23, 2023Date of Patent: April 7, 2026Assignees: JATCO LTD, Nissan Motor Co., Ltd.Inventors: Katsunori Yamashita, Hirohisa Yukawa, Masahiro Kouya, Tomoya Otaki, Tahei Toyoshima
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Patent number: 12595881Abstract: A lubricating system configured to provide a lubricating oil from a lubricant reservoir to a fluid end by use of a pump. The lubricating system has a plurality of check valves that each have an elastomeric insert. The lubricating system also has at least one pressure relief valve that is configured to re-rout lubricant to the lubricant reservoir when needed to stabilize pressure within the system. The lubricating system uses a pump drive controller and at least one sensor to selectively turn the pump on and off.Type: GrantFiled: January 10, 2025Date of Patent: April 7, 2026Assignee: Kerr Machine Co.Inventors: Micheal Cole Thomas, Christopher Todd Barnett, Kelcy Jake Foster, Nicholas Son, John Keith, Guy J. Lapointe, Brandon Scott Ayres
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Patent number: 12590552Abstract: The grease dispensing system comprises a grease gun machine with a barrel and a threaded plug at its distal end, a grease cartridge configured to fit within the barrel and defining a capped tube with a nozzle having external threading, and an adapter interfacing the threaded plug and nozzle. The adapter includes a smaller connector with internal threading for engagement with the nozzle and a larger connector that fluidly connects to the smaller connector and threads to the plug.Type: GrantFiled: November 8, 2024Date of Patent: March 31, 2026Assignee: OXROCK PTY LTDInventor: Barry Meers
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Patent number: 12571499Abstract: A containment device to house an oil wicking process to protect, clean, and/or lubricate a metallic item or tool includes a containment housing with a wicking oil inside of the containment housing. At least one slot is positioned through the containment housing. Each of the at least one slots is configured to receive a working portion of the metallic item or tool. Wherein, when the working portion of the metallic item or tool is inserted into the slot, the working portion of the metallic item or tool is submerged into the wicking oil. Wherein, the wicking oil is configured to lubricate, protect or clean the working portion of the metallic item or tool.Type: GrantFiled: November 19, 2024Date of Patent: March 10, 2026Inventor: Bryan McClure
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Patent number: 12559322Abstract: A conveyor lubricating system includes a lubricant feed line, a lubricant applicator including a lubricant flow regulator and a lubricant brush, and a cantilevered support arm including a first rigid member and a second rigid member connected together by a pivoting joint. The lubricant flow regulator is fluidly connected to the lubricant feed line and the lubricant brush is fluidly connected to the lubricant flow regulator. The lubricant brush includes bristles and a manifold to distribute the conveyor lubricant across a width of the lubricant brush. The first rigid member is secured to the lubricant applicator at an end opposite the pivoting joint and the second rigid member is secured to a stationary support such that the second rigid member is cantilevered over a conveyor and such that the lubricant brush contacts the conveyor. An associated method of applying conveyor lubricant to a conveyor is also provided.Type: GrantFiled: February 28, 2024Date of Patent: February 24, 2026Assignee: DuBois Chemicals, Inc.Inventor: Robert Steven Catroneo, Jr.
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Patent number: 12560223Abstract: The present disclosure provides a captive sprocket system for an engine, comprising: a sprocket including a first sprocket gear, a second sprocket gear and a retaining disc having a diameter and a thickness; a cylinder block having a bore with a central opening and a plurality of threaded bosses, the plurality of threaded bosses together forming an axial support surface and a radial location surface, the axial support surface and the radial location surface being sized to receive the retaining disc of the sprocket to support and locate the sprocket; and a plurality of captivation screws configured to be received by the plurality of threaded bosses, each captivation screw having a head with a lower surface which, when the captivation screw is received by a threaded boss, overlies the retaining disc and retains the sprocket in the bore.Type: GrantFiled: July 20, 2023Date of Patent: February 24, 2026Assignee: Cummins Inc.Inventors: James A. Dods, Michael J. Cooper, Paul A. Leggott, Graham Dowson
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Patent number: 12553369Abstract: A portable oil extraction pump includes a mainframe, an oil extraction tube, an oil outlet tube and a pump body configured in the oil extraction tube. A mainframe includes a control cavity and a first routing hole connected to the control cavity. The control cavity is configured with a circuit board and a battery electrically connected to the circuit board. The battery is configured to supply the power to the circuit board. The oil extraction tube is connected to the mainframe. A pump body is electrically connected to the circuit board through a wire. A first sealing member is configured between the oil extraction tube and the mainframe to prevent an oil from entering the control cavity, the first sealing member is a soft rubber. The wire passes through the first sealing member and the first routing hole.Type: GrantFiled: May 21, 2025Date of Patent: February 17, 2026Assignee: STAR SMART LIMITEDInventor: Zhijie Chen
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Patent number: 12553510Abstract: A belt drive system includes a housing, a first pulley and a second pulley rotatably disposed in the housing, a belt that connects the first pulley with the second pulley, where the first pulley drives the second pulley via the belt. The belt drive system includes a cover rotatably coupled to the housing with a rotating mechanism, such that the cover is moved between a closed position and an open position with respect to the housing. The belt drive system also includes safety device having an actuating element mounted on the cover and a projection unit mounted within the housing to provide a first caution based on a proximity of the actuating element with respect to the projection unit, where the first caution is indicative of a movement of the cover from the closed position.Type: GrantFiled: July 26, 2024Date of Patent: February 17, 2026Assignee: Intelligrated Headquarters, LLCInventors: Danial Lewis Kosht, Kishor Mujumdar, Ralf Buerkle, Gregory M. Sanders
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Patent number: 12540567Abstract: The present invention discloses an improved structure of a split-type oil channel of an oil filter base and an oil cooler connecting base in a vehicle, including an oil filter base, where a lower portion of the oil filter base is provided with an oil inlet, an oil outlet, and an oil return port, an end portion of the oil filter base is provided with an antifreeze solution water inlet, a bottom portion thereof is provided with a first water outlet and a second water outlet that are communicated with the antifreeze solution water inlet, an oil cooler is mounted on an upper portion of one end, away from a filter cartridge, of the oil filter base, an oil cooler connecting base is disposed between the oil filter base and the oil cooler, a surface of one side, close to the oil cooler.Type: GrantFiled: October 14, 2024Date of Patent: February 3, 2026Assignee: WENZHOU BONAI AUTO RADIATOR CO., LTD.Inventors: Guang Li, Mingzheng Tao, Qi Ke
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Patent number: 12516722Abstract: Different belt tensioning rollers (1) are produced according to a universal concept in that different belt tensioning roller (1) main parts (2), each of which has at least one reinforcing element (9, 14, 15) and each of which can be combined with a rolling bearing (10), are additively manufactured on the basis of a uniform roller basic design (GF) by making different modifications to the roller basic design (GF).Type: GrantFiled: September 16, 2022Date of Patent: January 6, 2026Assignee: Schaeffler Technologies AG & Co. KGInventors: Maik Horn, Christoph Strohmeyer, Harald Hofmann, Thomas Papke, Dominic Bartels
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Patent number: 12516776Abstract: In accordance with some embodiments, a device for lubricating garage door tracks is provided. The device may comprise a reservoir. The reservoir may be configured for frictional engagement with a lower end of a garage door track. The reservoir may comprises a horizontal surface, four walls, and an opening. Each of the four walls may have and upper end and a lower end. The lower end of each wall may be connected to the horizontal surface, thereby defining a fluid reservoir. The fluid reservoir may be bounded by an inner surface of each wall and the horizontal surface, and may retain a lubricating substance. The opening may be defined by the upper end of the four walls, and the opening may be dimensioned for frictional engagement with a lower end of a garage door track. At least one of the walls may have a height dimensioned so that a portion of a garage door roller is accepted into the reservoir when the garage door is fully closed.Type: GrantFiled: July 11, 2024Date of Patent: January 6, 2026Assignee: Bristol Rolling Door LLCInventor: Gerald J. Gauvreau, III