Patents Examined by Farhana Pervin
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Patent number: 11981194Abstract: A method for operating a drive train for a mobile machine, including a first electric motor driving a working drive of the mobile machine via a first transmission arrangement, and a second electric motor driving a propulsion drive of the mobile machine via a second transmission arrangement, wherein a rotational speed of the second electric motor increases during a shifting operation of the second transmission arrangement out of a higher gear stage into a lower gear stage, and wherein during the shifting operation, a drive connection is established via a first clutch between the first electric motor and the propulsion drive, such that the propulsion drive is driven by the first electric motor during the shifting operation.Type: GrantFiled: September 21, 2020Date of Patent: May 14, 2024Assignee: ZF FRIEDRICHSHAFEN AGInventors: Rico Glöckner, Lukas Jäger
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Patent number: 11970149Abstract: A rotation restriction control device comprises a selection unit that selects a rotation restriction state, on the basis of a road surface when parking a vehicle traveling on the road surface, and a control unit that controls a rotation restriction state of a restriction mechanism in accordance with a selection result from the selection unit when parking the vehicle.Type: GrantFiled: June 4, 2021Date of Patent: April 30, 2024Assignee: Isuzu Motors LimitedInventor: Takefumi Okamoto
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Patent number: 11965596Abstract: A parking lock actuation system for a motor vehicle includes an actuation element that can be moved between a locking position, in which a parking lock of the motor vehicle is active, and an unlocking position, in which the parking lock is inactive. The system also includes a locking element which is designed to fix the actuation element in the unlocking position in a form-fitting manner; and an electric actuator which has an adjusting effect on the locking element. A current circuit which has an autonomous power source is connected to the electric actuator, and a bistable switch and a monostable opener arranged in series to the bistable switch are used in the current circuit.Type: GrantFiled: June 8, 2021Date of Patent: April 23, 2024Assignee: Schaeffler Technologies AG & Co. KGInventors: Peter Greb, Jens Mühlhausen
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Patent number: 11965586Abstract: An electromechanical actuator (100) is provided. The actuator comprises an electrical motor (110) controlling a ball ramp mechanism. The ball ramp mechanism is configured to allow for mutual rotation of a first and second rotational member (120, 30) up to a first torque of the electrical motor (110), and to allow for axial separation of the first and second rotational members (120, 130) at a second torque of the electrical motor (110).Type: GrantFiled: January 25, 2019Date of Patent: April 23, 2024Assignee: BORGWARNER SWEDEN ABInventors: Bo Lundstrom, Lars Severinsson
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Patent number: 11959550Abstract: An actuation mechanism for use in a vehicle. The actuation mechanism includes one or more motors having an output shaft with a sun gear. At least a portion of the sun gear is drivingly connected to at least a portion of one or more planetary gears. The one or more planetary gears are drivingly connected to at least a portion of a carrier, a fixed non-rotating ring gear and an output gear. The disclosure further relates to a method of operating an actuation mechanism that is drivingly connected to at least a portion of a vehicle parking mechanism. The method includes providing an actuation mechanism, providing a parking mechanism and one or more sensors that are operably configured to collect an amount of data to be analyzed. Based on the data analyzed, one or more failures within the parking mechanism may be determined and an alert may be sent.Type: GrantFiled: February 21, 2023Date of Patent: April 16, 2024Assignee: DANA AUTOMOTIVE SYSTEMS GROUP, LLCInventors: Justin Davis, Aaron Gries, Robert Keller
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Patent number: 11953093Abstract: The invention relates to an actuator having a drive device which drives a drive shaft, a first actuating element which is operatively connected to the drive shaft, a spring element which can be supported on one side on a housing component of the actuator and is supported on the other side on a second actuating element which is configured for stressing the spring element, wherein a rotational element which can be driven by means of the drive shaft and is rotatably mounted is provided. According to the invention, a further actuating element for actuating a switching device is provided, which further actuating element is operatively connected to the first actuating element, and a transmission device with a transmission element is provided between the first actuating element and the actuating element of the switching device.Type: GrantFiled: November 10, 2020Date of Patent: April 9, 2024Assignee: Küster Holding GmbHInventors: René Engel, Thomas Schmidt
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Patent number: 11953094Abstract: A method for resetting a parking lock operating system for a motor vehicle includes providing the parking lock operating system and switching the parking lock operating system. The parking lock operating system includes a hydraulic fluid supply line with a hydraulic fluid, a base position in which a parking lock is active, and a transport position in which the parking lock is active. The parking lock operating system is switched from the base position to the base position or from the transport position to the base position by, in the following order: increasing a pressure of the hydraulic fluid above a second pressure threshold, lowering the pressure below a first pressure threshold, less than the second pressure threshold, increasing the pressure above the second pressure threshold, and lowering the pressure of the hydraulic fluid below the first pressure threshold.Type: GrantFiled: July 5, 2021Date of Patent: April 9, 2024Assignee: Schaeffler Technologies AG & Co. KGInventors: Peter Greb, Laszlo Man
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Patent number: 11933372Abstract: An engagement and disengagement device used in a seat belt retractor including a first rotating member capable of being driven to rotate about a rotation axis thereof, a second rotating member provided coaxially with the first rotating member and connected to a reel of the seat belt retractor in an anti-torsion manner, and a transmission member provided between the first and second rotating member. The first rotating member is capable of transmitting torque to the second rotating member by means of the transmission member. The transmission member includes a holder and a transmission element in the holder. A first elastic component elastically holds the transmission element by radially exerting a force that enables the transmission element to be located away from the first or the second rotating member, and the first elastic component is integrated on the holder.Type: GrantFiled: December 25, 2020Date of Patent: March 19, 2024Assignee: AUTOLIV DEVELOPMENT ABInventors: Liang Ge, Licheng Yu
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Patent number: 11933370Abstract: Methods and systems for a vehicle transmission are provided herein. The vehicle transmission includes an input interface configured to mechanically couple to a motive power source. The vehicle transmission further includes a first disconnect device releasably mechanically coupling a first output to a first drive axle and a second disconnect device releasably mechanically coupling a second output to a second drive axle.Type: GrantFiled: June 8, 2021Date of Patent: March 19, 2024Assignee: DANA BELGIUM N.V.Inventors: Filip D. Schacht, Kurt Cattoor
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Patent number: 11926218Abstract: A plug-in hybrid powertrain for automotive vehicle is provided which has an internal combustion engine; an electric machine; multiple planetary gear sets, multiple selectively engageable clutch mechanisms and an output member. Selectively engaging those clutches will achieve multiple operation modes including multiple torque transfer ratio from electric machine to output member; multiple torque transfer ratio from internal combustion engine to output member; electric machine propulsion mode; internal combustion engine propulsion mode; generator assistant vehicle launch modes for forward and reverse in the internal combustion engine vehicle launch operations; motor assistant propulsion when in internal combustion engine vehicle propulsion operations; and engine cranking mode. The plug-in hybrid powertrain achieves more torque transfer ratios and operational mode with given number of planetary gear sets and clutches then any existing system.Type: GrantFiled: September 15, 2023Date of Patent: March 12, 2024Inventor: Shushan Bai
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Patent number: 11919401Abstract: A device for power transmission within a hybrid motor vehicle and a method of operating the device. The device is a P2 module and includes a torque converter, an electric motor, a connect/disconnect clutch and a one-way clutch. The torque converter is configured to be coupled to an input member of the transmission. The electric motor includes a rotor that is fixedly connected to the input of the torque converter. The connect/disconnect clutch has an input member configured to be coupled to the output of the engine and has first and second clutch members moveable between a disengaged and engaged positons. The second clutch member is also fixedly connected to the torque converter. The one-way clutch is coupled between the connect/disconnect clutch and the torque converter and has a locked up configuration and an overrunning configuration.Type: GrantFiled: October 26, 2020Date of Patent: March 5, 2024Assignee: Exedy Globalparts CorporationInventors: Kenneth Gerard Walega, Bryant David Grytzelius
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Patent number: 11919326Abstract: A kinetic device (100) includes a rotator (102), a hub assembly (103), a mover (108), and a pinion assembly (110). The rotator (102) has a rotator axis (102X). The hub assembly (103) is coupled to the rotator (102). The hub assembly (103) includes a hub (104) having an aperture (107). The mover (108) rotates the rotator (102) and the hub assembly (103). The pinion assembly (110) is coupled to the aperture (107). The pinion assembly (110) includes an arm coupler (114). The mover (108) is configured to rotate a portion of the hub assembly (103) so that the pinion assembly (110) and the arm coupler (114) rotate about the rotator axis (102X).Type: GrantFiled: February 2, 2022Date of Patent: March 5, 2024Inventors: Nikola Modrusan, Jacob Bryan
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Patent number: 11920640Abstract: A slave device is provided for a clutch system of a motor vehicle, in particular a clutch slave cylinder, in the form of a concentric slave cylinder. The slave device includes a housing element having, in its interior, a pressure chamber and an annular gap arranged on the outside of the housing element wherein the annular gap is in fluid communication with the pressure chamber. A clutch system for a vehicle includes the slave device, clutch apparatus for connecting an input side to an output side, a transmission housing on the output side, and seals of the slave device lying against the transmission housing in the radial direction for sealing the annular gap.Type: GrantFiled: February 3, 2021Date of Patent: March 5, 2024Assignee: Schaeffler Technologies AG & Co. KGInventors: Andreas Schiebenes, Manuel Bassler, Thomas Niesen
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Patent number: 11912131Abstract: A transmission module for a hybrid drive vehicle adapted to be interposed between an internal combustion engine and a vehicle transmission has a tray-like support structure defining a housing for a decoupling clutch and adapted to be fixed to the internal combustion engine. A module drive is carried by the support structure and has a first transmission member adapted to be connected to the decoupling clutch by means of a torsional vibration damper and has a second transmission member adapted to be connected to an electric machine. The torsional vibration damper has an actuator defining a centering with respect to the crankshaft and to a transmission torque converter and has a seat for a support bearing with respect to the support structure.Type: GrantFiled: June 19, 2020Date of Patent: February 27, 2024Assignee: DAYCO EUROPE S.R.L.Inventors: Roberto Ronchetto, Alessio Courtial, Gregorio Luciani
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Patent number: 11916464Abstract: A hybrid transmission device, comprising an electric machine, wherein the electric machine has an externally situated stator and an internally situated rotor shaft, wherein the hybrid transmission device furthermore comprises a transmission in a transmission housing and a clutch in a clutch housing, wherein the stator is fastened in the transmission housing, wherein the rotor shaft has, at a first end, a pinion that meshes with an intermediate gear of the transmission, wherein the rotor shaft is mounted in the region of the first end and in the region of the oppositely situated second end of the rotor shaft by means of a first and a second bearing, wherein an intermediate plate fastened to the stator is arranged axially in the region of the first end of the rotor shaft, wherein the second bearing for the mounting of the second end of the rotor shaft is fixed directly in the clutch housing, and the first bearing for the mounting of the first end of the rotor shaft is fixed to the transmission housing or is fixType: GrantFiled: March 8, 2022Date of Patent: February 27, 2024Assignee: Magna PT B.V. & Co. KGInventors: Richard Viebach, Matthias Pruy
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Patent number: 11898610Abstract: A disconnect clutch for a drive train of a motor vehicle includes a torque transfer component with a contact region, an outer disc carrier, an application element, and a return spring. The outer disc carrier is rotationally and axially fixed on the torque transfer component, and arranged for receiving rotationally fixed and axially displaceable friction discs arranged for torque transmission with counter friction discs. The application element is for axially displacing at least one of the friction discs for a frictional connection and the return spring is for releasing the frictional connection. The return spring contacts the application element, the return spring comprises a radially outer portion that bears against the contact region, and the contact region is designed to modify a preload of the return spring.Type: GrantFiled: August 20, 2020Date of Patent: February 13, 2024Assignee: Schaeffler Technologies AG & Co. KGInventors: Thomas Hurle, Aurelie Keller, Ivo Agner
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Patent number: 11890937Abstract: A first support is open toward a first side in an axial direction. A press member is at such a position as to press a first friction plate and second friction plate of a friction clutch device from the first side in the axial direction. An intermediate member includes a body between the press member and a second support in the axial direction and a protrusion protruding toward the first side of the body in the axial direction. The press member has an insertion hole extending through the press member in the axial direction and configured to receive the protrusion.Type: GrantFiled: October 29, 2020Date of Patent: February 6, 2024Assignee: AISIN FUKUI CORPORATIONInventors: Shingo Yamashita, Kenta Tamabayashi, Yu Takizawa, Hiromasa Hayashi
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Patent number: 11879546Abstract: The present invention relates to a parking lock for the drive train of a motor vehicle, comprising a pivotable locking lever and a locking toothing, wherein the locking lever can be pivoted from a release position, in which the locking toothing is rotatable relative to the locking lever, into a locking position, in which the locking lever engages with the locking toothing and thus fixes the locking toothing. The locking toothing is provided on a multiple disk carrier of a multiple disk clutch. In addition, the present invention relates to a drive train having such a parking lock.Type: GrantFiled: June 20, 2023Date of Patent: January 23, 2024Assignee: BorgWarner Inc.Inventors: Tobias Kaufhold, Friedrich Philipp Brezger, Oliver Groneberg, Florian Schneider
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Patent number: 11879537Abstract: A transmission gear assembly including a housing with an axial center line, having a front wall and a circumferential wall with a breather opening. The front wall includes an annular groove in fluid communication with the breather opening and covered by a substantially circular plate having a perimeter at a first distance (r) from the axial center line and with a predetermined length (L). On each transverse side in at least the lower part, an air/oil inlet and outlet is defined by a recess of the perimeter at a distance (r3,r4) from the axial center line smaller than the first distance (r), each recess being in fluid communication with the annular groove. On each transverse side in the upper part, an air/oil inlet is formed by a recess of the perimeter at a distance (r1,r2) from the axial center line smaller than the first distance (r) and having a circumferential length (l1,l2) shorter than a circumferential length (l3,l4) of the inlet/outlets.Type: GrantFiled: May 18, 2022Date of Patent: January 23, 2024Assignee: Volvo Car CorporationInventors: Denise Tell, Emil Åberg
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Patent number: 11878577Abstract: An electric drive axle including a first shaft in driving engagement with an electric motor. A first gear and a second gear are coupled with the first shaft. A second shaft is disposed offset from the first shaft. A third gear is selectively coupled with the second shaft, and the third gear is meshed with the first gear. A fourth gear is selectively coupled with the second shaft, and the fourth gear is meshed with the second gear. A fifth gear is coupled with the second shaft and meshed with a sixth gear coupled with a differential case.Type: GrantFiled: November 19, 2021Date of Patent: January 23, 2024Assignee: DANA AUTOMOTIVE SYSTEMS GROUP, LLCInventor: Eric M. Engerman