Patents by Inventor Joshua Hixenbaugh
Joshua Hixenbaugh has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11680565Abstract: A motor-pump system includes a first housing part, a hydraulic pump, an electric motor, and a sensor board. The hydraulic pump includes an outer gerotor rotationally supported on the first housing part and an inner gerotor rotationally supported on the first housing part. The electric motor includes a stator assembly rotationally fixed in the first housing part and a rotor assembly with a non-ferrous sensor target, fixed to the outer gerotor. The sensor board includes a plurality of sensor traces for inductively sensing a signal from the non-ferrous sensor target when the outer gerotor is rotated.Type: GrantFiled: February 8, 2021Date of Patent: June 20, 2023Assignee: Schaeffler Technologies AG & Co. KGInventors: Nicholas Hrusch, Jeffrey Hemphill, Joshua Hixenbaugh
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Patent number: 11619182Abstract: A phaser system is provided. The system includes a first gear connected to a first plate, and a second gear connected to a second plate. A phaser assembly includes at least one piston plate, and axial displacement of the at least one piston plate is configured to adjust a phase between the first gear and the second gear. A hydraulic fluid actuator assembly is also provided that includes a hydraulic fluid circuit including an advance chamber defined on a first side of the at least one piston plate and a retard chamber defined on a second side of the at least one piston plate. A valve selectively pressurizes the advance chamber or the retard chamber such that the at least one piston plate is axially displaced.Type: GrantFiled: October 11, 2021Date of Patent: April 4, 2023Assignee: Schaeffler Technologies AG & Co. KGInventors: Nicholas Hrusch, Joshua Hixenbaugh
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Patent number: 11578626Abstract: A phasing mechanism for an internal combustion is provided. The phasing mechanism includes a stator, a rotor configured to rotate relative to the stator, a first plurality of rolling elements configured to engage and move the rotor in a first rotational direction, a second plurality of rolling elements configured to engage and move the rotor in a second rotational direction, and a piston configured to be hydraulically actuated in: i) a first axial direction to move the rotor in the first rotational direction, and ii) a second axial direction to move the rotor in the second rotational direction.Type: GrantFiled: June 15, 2021Date of Patent: February 14, 2023Assignee: Schaeffler Technologies AG & Co. KGInventors: Todd Sturgin, Jeffrey Hemphill, Chris Luipold, Joshua Hixenbaugh
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Patent number: 11560890Abstract: A gerotor pump includes an inner gerotor, a wobble cancellation element, and an outer gerotor disposed radially between the inner gerotor and the wobble cancellation element. The inner gerotor includes a first outer peripheral surface with n first lobes equally spaced from one another in a circumferential direction, and n first depressions, each disposed between an adjacent pair of first lobes. The inner gerotor and the wobble cancellation element are coaxial. The wobble cancellation element includes a first inner peripheral surface with n+1 second lobes equally spaced from one another in the circumferential direction, and n+1 arcuate surfaces, each arranged between an adjacent pair of second lobes. The outer gerotor includes a second outer peripheral surface including n+1 outer depressions complementary to and arranged to engage the second lobes, and a second inner peripheral surface comprising n+1 inner depressions complementary to and arranged to engage the first lobes.Type: GrantFiled: August 11, 2020Date of Patent: January 24, 2023Assignee: Schaeffler Technologies AG & Co. KGInventors: Kyle DeHoff, Joshua Hixenbaugh, Jeffrey Hemphill, Todd Sturgin
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Publication number: 20220252067Abstract: A motor-pump system includes a first housing part, a hydraulic pump, an electric motor, and a sensor board. The hydraulic pump includes an outer gerotor rotationally supported on the first housing part and an inner gerotor rotationally supported on the first housing part. The electric motor includes a stator assembly rotationally fixed in the first housing part and a rotor assembly with a non-ferrous sensor target, fixed to the outer gerotor. The sensor board includes a plurality of sensor traces for inductively sensing a signal from the non-ferrous sensor target when the outer gerotor is rotated.Type: ApplicationFiled: February 8, 2021Publication date: August 11, 2022Applicant: Schaeffler Technologies AG & Co. KGInventors: Nicholas Hrusch, Jeffrey Hemphill, Joshua Hixenbaugh
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Publication number: 20220112848Abstract: A phaser system is provided. The system includes a first gear connected to a first plate, and a second gear connected to a second plate. A phaser assembly includes at least one piston plate, and axial displacement of the at least one piston plate is configured to adjust a phase between the first gear and the second gear. A hydraulic fluid actuator assembly is also provided that includes a hydraulic fluid circuit including an advance chamber defined on a first side of the at least one piston plate and a retard chamber defined on a second side of the at least one piston plate. A valve selectively pressurizes the advance chamber or the retard chamber such that the at least one piston plate is axially displaced.Type: ApplicationFiled: October 11, 2021Publication date: April 14, 2022Applicant: Schaeffler Technologies AG & Co., KGInventors: Nicholas Hrusch, Joshua Hixenbaugh
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Publication number: 20210396161Abstract: A phasing mechanism for an internal combustion is provided. The phasing mechanism includes a stator, a rotor configured to rotate relative to the stator, a first plurality of rolling elements configured to engage and move the rotor in a first rotational direction, a second plurality of rolling elements configured to engage and move the rotor in a second rotational direction, and a piston configured to be hydraulically actuated in: i) a first axial direction to move the rotor in the first rotational direction, and ii) a second axial direction to move the rotor in the second rotational direction.Type: ApplicationFiled: June 15, 2021Publication date: December 23, 2021Applicant: Schaeffler Technologies AG & Co. KGInventors: Todd Sturgin, Jeffrey Hemphill, Chris Luipold, Joshua Hixenbaugh
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Patent number: 11149631Abstract: A front end accessory drive system is disclosed. The system includes a hub configured to drivingly engage with a crankshaft and a gear transmission system. A one-way clutch includes a first bearing ring connected to an end of a plurality of planet pins of the gear transmission system, and a second bearing ring connected to a sun gear of the gear transmission system. A pump configured to direct hydraulic fluid through a hydraulic fluid circuit. A clutch pack is in fluid connection with the hydraulic fluid circuit. The clutch pack includes at least one clutch plate supported by the gear transmission system, such that a portion of the gear transmission system is grounded via frictional engagement of the at least one clutch plate in an actuated state of the clutch pack.Type: GrantFiled: November 14, 2019Date of Patent: October 19, 2021Assignee: SCHAEFFLER TECHNOLOGIES AG & CO. KGInventors: Nicholas Hrusch, Joshua Hixenbaugh
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Publication number: 20210048022Abstract: A gerotor pump includes an inner gerotor, a wobble cancellation element, and an outer gerotor disposed radially between the inner gerotor and the wobble cancellation element. The inner gerotor includes a first outer peripheral surface with n first lobes equally spaced from one another in a circumferential direction, and n first depressions, each disposed between an adjacent pair of first lobes. The inner gerotor and the wobble cancellation element are coaxial. The wobble cancellation element includes a first inner peripheral surface with n+1 second lobes equally spaced from one another in the circumferential direction, and n+1 arcuate surfaces, each arranged between an adjacent pair of second lobes. The outer gerotor includes a second outer peripheral surface including n+1 outer depressions complementary to and arranged to engage the second lobes, and a second inner peripheral surface comprising n+1 inner depressions complementary to and arranged to engage the first lobes.Type: ApplicationFiled: August 11, 2020Publication date: February 18, 2021Inventors: Kyle DeHoff, Joshua Hixenbaugh, Jeffrey Hemphill, Todd Sturgin
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Publication number: 20210048091Abstract: A front end accessory drive system is disclosed. The system includes a hub configured to drivingly engage with a crankshaft and a gear transmission system. A one-way clutch includes a first bearing ring connected to an end of a plurality of planet pins of the gear transmission system, and a second bearing ring connected to a sun gear of the gear transmission system. A pump configured to direct hydraulic fluid through a hydraulic fluid circuit. A clutch pack is in fluid connection with the hydraulic fluid circuit. The clutch pack includes at least one clutch plate supported by the gear transmission system, such that a portion of the gear transmission system is grounded via frictional engagement of the at least one clutch plate in an actuated state of the clutch pack.Type: ApplicationFiled: November 14, 2019Publication date: February 18, 2021Applicant: Schaeffler Technologies AG & Co. KGInventors: Nicholas HRUSCH, Joshua HIXENBAUGH
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Patent number: 10641348Abstract: An arrangement for a multi-clutch assembly including a popoff valve is disclosed. The arrangement also includes a first clutch, a second clutch, and a spool valve assembly. Depending on the mode, the popoff valve either provides a flowpath for residual hydraulic fluid from a latching chamber of the spool valve assembly to a vent of the popoff valve, or provides a flowpath for supplying hydraulic fluid to the latching chamber of the spool valve assembly via a fluid connection from a supply inlet to a latch port of the popoff valve.Type: GrantFiled: December 14, 2017Date of Patent: May 5, 2020Assignee: SCHAEFFLER TECHNOLOGIES AG & CO. KGInventors: Larry Haines, Todd Sturgin, Joshua Hixenbaugh
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Publication number: 20190186560Abstract: An arrangement for a multi-clutch assembly including a popoff valve is disclosed. The arrangement also includes a first clutch, a second clutch, and a spool valve assembly. Depending on the mode, the popoff valve either provides a flowpath for residual hydraulic fluid from a latching chamber of the spool valve assembly to a vent of the popoff valve, or provides a flowpath for supplying hydraulic fluid to the latching chamber of the spool valve assembly via a fluid connection from a supply inlet to a latch port of the popoff valve.Type: ApplicationFiled: December 14, 2017Publication date: June 20, 2019Applicant: Schaeffler Technologies AG & Co. KGInventors: Larry Haines, Todd Sturgin, Joshua Hixenbaugh
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Publication number: 20190162246Abstract: A wedge plate, including: a first plurality of segments including first and second segments and a second plurality of segments. The first segment includes: a first radially outer surface in a shape of a portion of a first circle; and a first radially inner surface including a first ramp extending radially outwardly in a first circumferential direction. The second segment includes: a second radially outer surface in a shape of a portion of a second circle, the second circle non-co-linear with the first circle; and a second radially inner surface including a second ramp extending radially outwardly in the first circumferential direction. Each segment in the second plurality of segments connects a respective pair of circumferentially adjacent segments included in the first plurality of segments.Type: ApplicationFiled: November 30, 2017Publication date: May 30, 2019Applicant: Schaeffler Technologies AG & Co. KGInventors: Jeffrey Shewell, Kate Higdon, Joshua Hixenbaugh, Philip George, Debora Manther
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Patent number: 10302153Abstract: A wedge clutch includes a hub supported for rotation about an axis and having an outer surface about a peripheral of the hub. The outer surface has a plurality of ramped surfaces. A carrier is also supported for rotation about the axis and has an inner surface. An inner surface of the disk is configured to slide along the ramped surfaces of the hub. The disk is moveable between an expanded position in which an outer surface of the disk engages the inner surface of the carrier to lock the clutch and a contracted position in which the clutch is unlocked. An armature is disposed in the disk and is configured to react to an electromagnetic force to alter the disk between the expanded position to the contracted position.Type: GrantFiled: March 13, 2017Date of Patent: May 28, 2019Assignee: SCHAEFFLER TECHNOLOGIES AG & CO. KGInventors: Joshua Hixenbaugh, Justin Bitar
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Publication number: 20190085914Abstract: A bi-directional wedge clutch for a motor vehicle drive train is provided. The bi-directional wedge clutch includes a driver; an inner race configured for being driven by the driver; a wedge plate on an outer circumferential surface of the inner race and an outer race on an outer circumferential surface of the wedge plate. The inner race and the wedge plate are configured such that torque is transferrable in two rotational directions from the inner race to the outer race via the wedge plate. The clutch also includes a releaser configured for sliding axial in a channel formed in the outer circumferential surface of the inner race and engaging the wedge plate to release the clutch when the inner race is rotating in either of the two rotational directions. A method of forming a bi-directional wedge clutch for a motor vehicle drive train is also provided.Type: ApplicationFiled: March 1, 2016Publication date: March 21, 2019Applicant: Schaeffler Technologies AG & Co. KGInventor: Joshua Hixenbaugh
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Publication number: 20180259008Abstract: A wedge clutch includes a hub supported for rotation about an axis and having an outer surface about a peripheral of the hub. The outer surface has a plurality of ramped surfaces. A carrier is also supported for rotation about the axis and has an inner surface. An inner surface of the disk is configured to slide along the ramped surfaces of the hub. The disk is moveable between an expanded position in which an outer surface of the disk engages the inner surface of the carrier to lock the clutch and a contracted position in which the clutch is unlocked. An armature is disposed in the disk and is configured to react to an electromagnetic force to alter the disk between the expanded position to the contracted position.Type: ApplicationFiled: March 13, 2017Publication date: September 13, 2018Inventors: Joshua HIXENBAUGH, Justin BITAR
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Patent number: 10024203Abstract: A wedge clutch for a camshaft phaser is disclosed. The wedge clutch includes a stator including a pressure plate. The wedge clutch further includes a wedge plate including a notch. The notch includes a pulling surface. The wedge clutch further includes a rotor including a pin inside of a chamber. The pin is configured to rotate the wedge plate in a first circumferential direction relative to the rotor by sliding along the pulling surface as the pin extends out of the chamber to disengage the wedge clutch from the pressure plate.Type: GrantFiled: December 14, 2015Date of Patent: July 17, 2018Assignee: SCHAEFFLER TECHNOLOGIES AG & CO. KGInventor: Joshua Hixenbaugh
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Publication number: 20180073575Abstract: A wedge clutch, including an inner race including radially outwardly extending ramps, an outer race, wedge plate segments disposed between the inner and outer races. Each wedge plate segment is formed of a separate piece of material and includes at least one radially inwardly extending ramps in contact with at least one radially outwardly extending ramp. Wedge plate segments are aligned in a circumferential direction. For an open or free-wheel mode for the wedge clutch, the wedge plate segments are rotatable with respect to the outer race. To transition from the open or free-wheel mode, to a locked mode for the wedge clutch, the inner race is arranged to receive torque in a first circumferential direction, and circumferentially adjacent wedge plate segments are arranged to displace away from each other in the first or second circumferential directions and radially outward to non-rotatably connect with the inner and outer races.Type: ApplicationFiled: October 15, 2015Publication date: March 15, 2018Inventor: Joshua Hixenbaugh
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Publication number: 20170167313Abstract: A wedge clutch for a camshaft phaser is disclosed. The wedge clutch includes a stator including a pressure plate. The wedge clutch further includes a wedge plate including a notch. The notch includes a pulling surface. The wedge clutch further includes a rotor including a pin inside of a chamber. The pin is configured to rotate the wedge plate in a first circumferential direction relative to the rotor by sliding along the pulling surface as the pin extends out of the chamber to disengage the wedge clutch from the pressure plate.Type: ApplicationFiled: December 14, 2015Publication date: June 15, 2017Applicant: Schaeffler Technologies AG & Co. KGInventor: Joshua Hixenbaugh