Including Electric Motor Input Patents (Class 475/5)
  • Patent number: 10889175
    Abstract: A power transmission apparatus for a vehicle includes: an input shaft receiving engine torque; a compound planetary gear set formed by first and second planetary gear sets and having first to fifth elements; a first shaft fixedly connected to the first element, fixedly connected to a motor/generator, and selectively connected to the input shaft; a second shaft fixedly connected to the second element and selectively connected to the input shaft; a third shaft fixedly connected to the third element and selectively connected to a housing; a fourth shaft fixedly connected to the fourth element, fifth shaft fixedly connecting the fifth element and an output gear; a sixth shaft selectively connected to the second shaft and the fourth shaft and selectively connected to the housing; engagement elements including a clutch and a brake; and an engagement unit selectively connecting the sixth shaft to the second shaft or the fourth shaft.
    Type: Grant
    Filed: June 2, 2020
    Date of Patent: January 12, 2021
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Seong Wook Hwang, Soonki Eo, Ilhan Yoo, Dongwoo Kim, Yong Sug Choi, Jong Hyo Park
  • Patent number: 10870343
    Abstract: A vehicle drive device including a generator rotationally driven to generate electric power by an engine via a planetary gear device, an electric motor operated by using an electric energy obtained by the generator, and a power transmission mechanism transmitting an output of the electric motor to wheels comprises: a housing case including a first housing space; and a lubricating device distributing an oil at least to the power transmission mechanism in the first housing space for lubrication. The planetary gear device and the power transmission mechanism are housed in the first housing space and a sun gear and a carrier of the planetary gear device are coupled to one and the other of the engine and the generator respectively, while a ring gear of the planetary gear device is non-rotatably held by the housing case.
    Type: Grant
    Filed: April 25, 2019
    Date of Patent: December 22, 2020
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Tetsuo Hori
  • Patent number: 10864814
    Abstract: A hybrid drivetrain for a hybrid-drive vehicle, having a transmission, which can be shifted by shifting elements into different transmission steps, and which is connectable with respect to drive via an internal combustion engine shaft to an internal combustion engine, via an electric machine shaft to an electric machine, and via an output shaft to at least one vehicle axis. The internal combustion engine shaft and a pinion shaft, which can be connected with respect to drive to the output shaft, are connectable via spur gearwheel sets, which can be shifted by means of shifting elements and which each form gear planes, of which at least one hybrid gear plane is additionally connectable to the electric machine shaft. A further gear plane, which is free of attachments with respect to the electric machine shaft, directly adjoins the hybrid gear plane.
    Type: Grant
    Filed: October 24, 2017
    Date of Patent: December 15, 2020
    Assignee: AUDI AG
    Inventor: Steffen Hummel
  • Patent number: 10858100
    Abstract: An unmanned vehicle including a body and a frame structure extending from the body and supporting a plurality of propeller assemblies, each propeller assembly including at least one propeller and a corresponding motor with the motor housed in a watertight housing or coated and made corrosion resistant. The propellers comprise a first subset of propellers of the propeller assemblies and a second subset of propellers of the propeller assemblies which rotate in a plane positioned below a plane in which the first subset of propellers rotate, wherein said first and second subset of propellers are configured for independent operation of one another as the vehicle transitions from an air medium to a water medium.
    Type: Grant
    Filed: April 24, 2019
    Date of Patent: December 8, 2020
    Assignee: RUTGERS, THE STATE UNIVERSITY OF NEW JERSEY
    Inventors: Francisco J. Diez-Garias, Marco M. Maia
  • Patent number: 10851875
    Abstract: A power transmission apparatus may include a motor/generator having a rotor selectively connectable to an engine output shaft, a first input shaft mounted coaxial with the engine output shaft and selectively connectable to the rotor, a second input shaft external to the first input shaft and fixedly connected to the rotor, an intermediate shaft parallel with the input shafts, first and second output shafts receiving torques from the first and second input shafts, and outputting a shifted torque based on the received torques, a planetary gear set mounted on the first output shaft, having a sun gear fixedly connected to the first output shaft, selectively receiving torques from the first and second input shafts and the intermediate shaft, and outputting a shifted torque based on the received torques to the first output shaft, and a plurality of gear sets allowing torque flows between the various shafts.
    Type: Grant
    Filed: August 8, 2019
    Date of Patent: December 1, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Juhyeon Park, Yong Uk Shin, Seongwook Ji, Ki Tae Kim, Woochurl Son, Wonmin Cho, Ilhan Yoo, Woo Jin Chang, Seong Wook Hwang, Chon Ok Kim
  • Patent number: 10843549
    Abstract: A drive train includes a first gear set including a sun gear, a ring gear and planetary gears coupling the sun gear to the ring gear, a second gear set including a sun gear, a ring gear and planetary gears coupling the sun gear to the ring gear, a first motor/generator coupled to the first gear set, a second motor/generator coupled to the second gear set, a first clutch that selectively engages the second motor/generator with the first gear set, and a second clutch that selectively engages the ring gear of the second gear set with the planetary gear carrier of at least one of the first gear set and the second gear set. The planetary gears of both sets are rotatably supported by respective planetary gear carriers.
    Type: Grant
    Filed: October 3, 2019
    Date of Patent: November 24, 2020
    Assignee: Oshkosh Defense, LLC
    Inventors: Jon Morrow, Dave Steinberger, Eric Braun, Andrew Kotloski, Nader Nasr
  • Patent number: 10836246
    Abstract: A power transmission apparatus may include a motor/generator having a rotor selectively connectable to an engine output shaft, a first input shaft mounted along an axis of the engine output shaft and fixedly connected to the rotor, a second input shaft external and selectively connectable to the first input shaft, first and second intermediate shafts and an output shaft mounted in parallel with the input shafts, a planetary gear set mounted on the output shaft, having a sun gear fixedly connected to the output shaft, selectively receiving torques from the first and second input shafts and the first and second intermediate shafts, and outputting the shifted torque based on the received torques to the output shaft, and a plurality of gear sets allowing torque flows between the first and second input shafts, the first and second intermediate shafts, and the output shaft.
    Type: Grant
    Filed: August 14, 2019
    Date of Patent: November 17, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Juhyeon Park, Yong Uk Shin, Seongwook Ji, Ki Tae Kim, Woochurl Son, Wonmin Cho, Ilhan Yoo, Woo Jin Chang, Seong Wook Hwang, Chon Ok Kim
  • Patent number: 10821820
    Abstract: A power control system is provided for a work vehicle with an engine. A combination starter-generator device has an electric machine and a gear set configured to receive rotational input from the electric machine and the engine and to couple the electric machine and the engine in two power flow directions. The gear set operates in one of multiple relatively high-torque, low-speed start gear ratios in one direction, including a first start gear ratio corresponding to a cold engine start mode and a second start gear ratio corresponding to a warm engine start mode, and in a relatively low-torque, high-speed gear ratio in another direction corresponding to a generation mode. First and second clutch assemblies are selectively coupled to the gear set to effect the start gear ratios during the engine start modes. A control valve is fluidly coupled to selectively apply a fluid pressure to the clutch assemblies.
    Type: Grant
    Filed: April 16, 2019
    Date of Patent: November 3, 2020
    Assignee: DEERE & COMPANY
    Inventors: Steven R. Fliearman, Douglas S. Base
  • Patent number: 10821823
    Abstract: A powertrain assembly for a vehicle includes a first motor and a second motor. A power split assembly, having an output power shaft, is connected to both the first and second motors to the power output shaft. The power split assembly selectively receives power output from the first and second motors, wherein the power split assembly defines a plurality of modes of operation to provide torque to the output power shaft. The powertrain assembly also includes a bypass power shaft operatively connected between the second motor and the output power shaft, such that the second motor provides torque to the output power shaft using the bypass power shaft to reduce torque interruptions created by the power split assembly during changes in the plurality of modes of operation.
    Type: Grant
    Filed: January 21, 2019
    Date of Patent: November 3, 2020
    Assignee: Sigma Powertrain, Inc.
    Inventor: John Kimes
  • Patent number: 10814715
    Abstract: A power transmission system of a vehicle may include a first input shaft selectively connected to an engine, a second input shaft as a hollow shaft, enclosing the first input shaft without rotational interference with the first input shaft, and selectively connected to the engine, a speed change portion including first and second planetary gear sets, each planetary gear set including three rotation elements, and four rotation shafts directly connected to at least one rotation element among the rotation elements of the first and second planetary gear sets, a motor/generator, an output shaft, and control elements including two clutches disposed at positions where the first and second input shafts are selectively connected to an output shaft of the engine, and two brakes disposed at positions where two rotation shafts among the four rotation shafts are selectively connected to a transmission housing.
    Type: Grant
    Filed: February 19, 2020
    Date of Patent: October 27, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Wonmin Cho, Seong Wook Hwang, Woochurl Son, Hyun Sik Kwon, Jae Chang Kook, Seongwook Ji
  • Patent number: 10807459
    Abstract: An engine power delivery system provides bifurcated power-flow with transmission bypass. An engine power delivery system includes an engine that has an output element. A transmission has an input shaft coupled with the engine output element, wherein the engine is configured to generate more power than the transmission is capable of handling. A multi-speed gearing arrangement is included in the transmission and is coupled to the input shaft. An output shaft is coupled with the gearing arrangement and a vehicle axle is coupled with the output shaft to be driven thereby. A generator is configured to be intermittently driven by the engine. A motor is configured to receive electric power from the generator and to drive the vehicle axle without the transmission exceeding the maximum power rating.
    Type: Grant
    Filed: October 15, 2018
    Date of Patent: October 20, 2020
    Assignee: DEERE & COMPANY
    Inventors: Edwin R. Kreis, Mahendra Patil, Jeffrey Lubben
  • Patent number: 10807456
    Abstract: A transmission arrangement for a hybrid vehicle, in which a connection for an internal combustion engine, a connection for an electric machine and a transmission part of the transmission arrangement are arranged so as to be couplable to one another. Here, the transmission part includes a single Ravigneaux planetary gear set with two planetary transmissions and a single internal gear. The transmission part furthermore has two brakes and two clutches as frictionally locking shift elements. A drive arrangement having a transmission arrangement of this type and having in each case an internal combustion engine and electric machine connected thereto. Further, a method for operating a drive arrangement of said type, and a hybrid vehicle equipped with a drive arrangement of this type.
    Type: Grant
    Filed: October 24, 2017
    Date of Patent: October 20, 2020
    Assignee: AUDI AG
    Inventors: Tassilo Scholle, Markus Störmer, Thomas Hoffmann
  • Patent number: 10800394
    Abstract: A vehicle power supply apparatus includes first and second power supply systems, first and second switches, and a fail-safe controller. The second power supply system includes a generator motor coupled to an engine, and a second electrical energy accumulator able to be coupled to the generator motor. The fail-safe controller inhibits a powering state of the generator motor on the condition that the second switch is in a malfunctioning state in which the second switch is rendered inoperative in a second turn-on state. The second turn-on state includes coupling the generator motor and the second electrical energy accumulator to each other.
    Type: Grant
    Filed: May 20, 2019
    Date of Patent: October 13, 2020
    Assignee: SUBARU CORPORATION
    Inventor: Takahiro Kinoshita
  • Patent number: 10800247
    Abstract: An exemplary powertrain assembly includes a first electric machine that selectively drives one or more wheel driveshafts, and a second electric machine that, through a manual transmission, selectively drives one or more wheel driveshafts. An engine, through the manual transmission, selectively drives the same wheel driveshaft selectively driven by the second electric machine. An exemplary vehicle control method includes, in an automatic transmission mode, selectively driving a wheel driveshaft with torque from a first electric machine, and selectively rotating a second electric machine with an engine. The second electric machine generates electric power that is supplied to the first electric machine. In a manual transmission mode, the method selectively applies torque to a wheel driveshaft with torque from an engine that is moved through a manual transmission.
    Type: Grant
    Filed: February 21, 2017
    Date of Patent: October 13, 2020
    Assignee: Ford Global Technologies, LLC
    Inventors: Eric Paterno, Eric David Bramson
  • Patent number: 10800400
    Abstract: A control system for hybrid vehicles configured to improve an acceleration feeling or enhance acceleration. In the hybrid vehicle, an engine and a first motor are connected to an input side of a transmission, and a second motor is connected to drive wheels. A controller is configured to selectively execute a first assist control to raise an input speed to the transmission by the first motor, and a second assist control to increase an output torque of the second motor, depending on a required drive force.
    Type: Grant
    Filed: November 16, 2018
    Date of Patent: October 13, 2020
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Jonggap Kim
  • Patent number: 10787069
    Abstract: A hybrid powertrain that includes a combustion engine (4) and a gearbox (2) with an input shaft (8) and an output shaft (20); a first planetary gear (10) connected to the input shaft (8); a second planetary gear (12) connected to the first planetary gear (10); a first electrical machine (14) connected to the first planetary gear (10); a second electrical machine (16) connected to the second planetary gear (12); at least one gear pair (G1, 60, 72) connected to the first planetary gear (10) and to the output shaft (20); and at least one gear pair (G2, 66, 78) connected to the second planetary gear (12) and to the output shaft (20), a countershaft (18) provided between the combustion engine (4) and the gearbox (2) so that the engine (4) can be disconnected from the gearbox (2). Also disclosed is a method for controlling the disclosed hybrid powertrain (3). Also a vehicle (1) includes such a gearbox (2), and a method to control such a gearbox (2). Also a computer program (P) to control a gearbox.
    Type: Grant
    Filed: March 20, 2014
    Date of Patent: September 29, 2020
    Assignee: SCANIA CV AB
    Inventors: Mathias Björkman, Niklas Pettersson, Johan Lindström, Mikael Bergquist
  • Patent number: 10780769
    Abstract: A power transmission apparatus of a hybrid electric vehicle using an engine and first and second motor/generators as power sources, may include a first shaft, a second shaft which is selectively connectable to the first shaft and fixedly connected to the first motor/generator, a third shaft selectively connectable to the first shaft, a fourth shaft coaxially mounted with the third shaft, a fifth shaft transferring rotational power transmitted from the third and fourth shafts to a final reduction gear, a sixth shaft fixedly connected to the second motor/generator, a seventh shaft transferring rotational power transmitted from the sixth shaft to the final reduction gear and a planetary gear set including first, second, and third rotation elements wherein the first to seventh shafts are externally gear-meshed with each other by four gear sets so that rotational power is transmitted.
    Type: Grant
    Filed: July 8, 2019
    Date of Patent: September 22, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Wonmin Cho, Kijong Park, Yong Uk Shin, Seongwook Ji, Woochurl Son, Ki Been Lim, Ki Dong Kim, Woo Jin Chang, Seong Wook Hwang, Ki Tae Kim
  • Patent number: 10781890
    Abstract: The present disclosure discloses a power-driven system and a vehicle. The power-driven system includes: a power coupling device, where the power coupling device includes a first sun gear, a first planet carrier, a first ring gear, a second sun gear, a second planet carrier, a second ring gear, and a power transmission part; a power source; a first motor generator and a second motor generator; and a first braking device directly or indirectly braking the power transmission part. The power transmission part is coaxially linked to the first sun gear and the second sun gear. The power source is configured to selectively connect to the power transmission part. The first motor generator is linked to the first ring gear, and the second motor generator is linked to the second ring gear.
    Type: Grant
    Filed: June 21, 2018
    Date of Patent: September 22, 2020
    Assignee: BYD COMPANY LIMITED
    Inventors: Yubo Lian, Heping Ling, Zhen Zhai, Youbin Xu, Feng Zheng
  • Patent number: 10781889
    Abstract: A power transmission apparatus of a hybrid electric vehicle may include an input shaft receiving an engine torque, an output shaft disposed at a same axis with the input shaft and outputting a shifted torque, first and second motor/generators, a first shifting section including a compound planetary gear set formed as a combination of first and second planetary gear sets, forming an adjusted torque from the engine torque received through two paths and torques of the first and second motor/generators, and outputting the adjusted torque, and a second shifting section including a third planetary gear set and outputting a shifted torque of two stages from a torque received from the first shifting section to the output shaft.
    Type: Grant
    Filed: November 29, 2018
    Date of Patent: September 22, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Wan Soo Kim, Tal Chol Kim, Yeongil Choi, Yeonho Kim, Kyungha Kim, Shin Jong Kim
  • Patent number: 10780770
    Abstract: A hybrid vehicle may be a series hybrid or a parallel hybrid vehicle. One embodiment of a parallel hybrid vehicle includes an engine, a transmission coupled to the engine, a front drive coupled to the transmission through a prop shaft, a rear drive coupled to the transmission, a traction motor drivingly coupled to the prop shaft, and a battery to operate the traction motor.
    Type: Grant
    Filed: October 5, 2018
    Date of Patent: September 22, 2020
    Assignee: Polaris Industries Inc.
    Inventors: Beat R. Kohler, David F. Buehler, Markus Hoffet, Aaron D. Deckard, Stephen L. Nelson
  • Patent number: 10773585
    Abstract: A drive device for a motor vehicle, with a first drive assembly, a second drive assembly, and a planetary gearing, via which the first drive assembly and the second drive assembly, which has a drivable axle of the motor vehicle, can be operatively connected. In this case, it is provided that the first drive assembly can be operatively connected to the planetary gearing via a first clutch coupling, and the drivable axle can be operatively connected to the planetary gearing via a second clutch coupling, and the second drive assembly and an auxiliary assembly are permanently operatively connected to the planetary gearing.
    Type: Grant
    Filed: November 24, 2016
    Date of Patent: September 15, 2020
    Assignee: AUDI AG
    Inventors: Markus Störmer, Christian Meixner, Thomas Hoffmann, Frank Vollmer, Tassilo Scholle, Josef Winkler, Alfred Ottowitz
  • Patent number: 10766352
    Abstract: A power transmission apparatus for a vehicle may include: first, second, and third input shafts disposed coaxially with each other and each selectively connected with a motor/generator; a torque mediating shaft disposed coaxially with the first input shaft; a first intermediate shaft in parallel with the first input shaft; a second intermediate shaft in parallel with the first input shaft, and selectively connected with a transmission housing; a first shifting section including five gear sets, selectively receiving torques through the first and third input shafts, and providing intermediate shift-stages; and a second shifting section including a planetary gear set, forming an output torque by combination of torques from the first shifting section and the second input shaft, and outputting the output torque to the output shaft through one gear set.
    Type: Grant
    Filed: November 9, 2018
    Date of Patent: September 8, 2020
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Juhyeon Park, Yong Uk Shin, Seongwook Ji, Wonmin Cho, Hyun Sik Kwon, Ilhan Yoo, Seong Wook Hwang, Ki Tae Kim
  • Patent number: 10760654
    Abstract: An electronically controlled variable speed mechanical drive to be used in high power applications where using a direct drive motor is not feasible due to weight and size constraints. The variable speed drive components convert an externally driven fixed displacement pump into a variable displacement pump by electronically setting the pump speed to meet flow demands. A single stage pump and a multi-stage pump are so converted, according to the present disclosure.
    Type: Grant
    Filed: July 21, 2015
    Date of Patent: September 1, 2020
    Inventor: Robert C. Kennedy
  • Patent number: 10759267
    Abstract: A transmission control method of a hybrid vehicle provided with a transmission having no reverse gear, may include performing a speed control of a motor with a target RPM corresponding to an existing gear step when a shift lever is switched from a drive D to a neutral N; and performing a backward travel with the existing gear step by engaging a gear of the existing gear step with a clutch and applying a reverse torque of the motor to the transmission when the shift lever is switched from the neutral N to a reverse R.
    Type: Grant
    Filed: May 2, 2019
    Date of Patent: September 1, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventor: Young Min Yun
  • Patent number: 10744876
    Abstract: A torque vectoring system may include a first planetary gear set that may include first, second, and third rotation elements, wherein the first rotation element is selectively connectable to one of the left-side output shaft and the right-side output shaft through a coupling element, the second rotation element is selectively connectable to the one output shaft through a coupling element, and the third rotation element is fixedly connected to a housing; and a second planetary gear set that may include fourth, fifth, and sixth rotation elements, and the fourth rotation element is fixedly connected to the first rotation element, the fifth rotation element is connected to the differential such that power may be transmitted thereto, and the sixth rotation element is fixedly connected to the second rotation element.
    Type: Grant
    Filed: November 13, 2018
    Date of Patent: August 18, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Jun Hoi Huh, Tae Sic Park, Seok Joon Kim, Chulmin Ahn, KwangMin Choi, Baekyu Kim
  • Patent number: 10738859
    Abstract: A vehicle driveline system for a vehicle is provided. The system comprises a differential (110) having two output shafts (111,112) being connectable with respective wheel shafts, a primary electrical motor (121) being connected with a driving input (117) of the differential (110) via a first reduction gearing (130), said first reduction gearing (130) being connected to a secondary electrical motor (122) for adjusting the gear ratio of the first reduction gearing (130); whereby the secondary electrical motor (122) is connected to a clutch arrangement (150) configured to selectively lock the gear ratio of the first reduction gearing (130).
    Type: Grant
    Filed: November 24, 2016
    Date of Patent: August 11, 2020
    Assignee: BORGWARNER SWEDEN AB
    Inventors: Henrik Nilsson, Warren Bates, Kristoffer Nilsson
  • Patent number: 10738858
    Abstract: A variable-speed speed increaser includes: an electric driving device that generates a rotational driving force; and a transmission device that changes the speed of the rotational driving force generated by the electric driving device and transmits the changed rotation driving force to a driving target. The transmission device includes: a sun gear; a sun gear shaft fixed to the sun gear; a planetary gear that meshes with the sun gear; an internal gear; a planetary gear carrier that has a planetary gear carrier shaft; and an internal gear carrier that has an internal gear carrier shaft. The electric driving device includes: a constant-speed motor that has a constant-speed rotor; and a variable-speed motor that has a variable-speed rotor. The internal gear carrier includes a clutch mechanism that connects a cylindrical portion connected to the internal gear with the internal gear carrier shaft.
    Type: Grant
    Filed: November 17, 2016
    Date of Patent: August 11, 2020
    Assignee: MITSUBISHI HEAVY INDUSTRIES COMPRESSOR CORPORATION
    Inventors: Hiroyuki Miyata, Masahiro Kobayashi, Yasushi Mori, Yoshiyuki Okamoto
  • Patent number: 10723224
    Abstract: An electric vehicle drive unit includes: first and second traveling motors that include first and second rotors, respectively; and a first planetary gear mechanism that includes first to third rotation element, The first rotation element is rotatably coupled to the first rotor. The second rotation element is rotatably coupled to the second rotor via a connection portion. The third rotation element is coupled to an output shaft coupled to a drive wheel side. Rotary axes in the first planetary gear mechanism, the first traveling motor and the second traveling motor are coaxially arranged. The electric vehicle drive unit further includes a clutch that disconnectably connects any two rotation elements among the first to third rotation elements to switch the two rotation elements to a directly coupled state at the time of connection.
    Type: Grant
    Filed: August 17, 2018
    Date of Patent: July 28, 2020
    Assignee: AISIN SEIKI KABUSHIKI KAISHA
    Inventors: Takahiro Misu, Yuki Tojima
  • Patent number: 10724611
    Abstract: A motor vehicle transmission, the transmission having an input shaft rotationally fixed to a second element of a first planetary gear set and rotationally fixable to a first element of a second planetary gear set by a first shift element. A first element of the first planetary gear set is rotationally fixable to a housing of the transmission by a second shift element and to the first element of the second planetary gear set by a third shift element. An output shaft of the transmission is rotationally fixed to a third element of the first planetary gear set and to a second element of the second planetary gear set. A third element of the second planetary gear set is rotationally fixable to the housing by a fourth shift element. Additionally, two elements of the first planetary gear set are rotationally fixable to each other by a fifth shift element.
    Type: Grant
    Filed: September 13, 2018
    Date of Patent: July 28, 2020
    Assignee: ZR FRIEDRICHSHAFEN AG
    Inventors: Stefan Beck, Uwe Griesmeier, Matthias Horn, Johannes Kaltenbach, Jens Moraw, Gerhard Niederbrucker, Stephan Scharr, Viktor Warth, Michael Wechs
  • Patent number: 10710446
    Abstract: An engine starting system for starting an engine promptly during propulsion without reducing a drive force. When a condition to crank the engine is satisfied during propulsion in a neutral stage, torque is applied to an input rotary element to crank the engine by reducing a rotational speed of a control rotary element by increasing a torque capacity of a first engagement device to utilize an inertial force of the free rotary element as a reaction force.
    Type: Grant
    Filed: January 31, 2019
    Date of Patent: July 14, 2020
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Takayoshi Kawai, Naoto Kato, Naoya Takagi, Yasuhiro Kuze, Teruhiko Miyake, Teppei Yoshioka
  • Patent number: 10715019
    Abstract: A dual axis motor a first epicyclic gear, a second epicyclic gear, a rim gear, an inner rotor, an outer rotor, a brake and a stator assembly. The second epicyclic gear is operative to mesh with the first epicyclic gear and move in around the first epicyclic. The inner rotor is fixedly connected to the first epicyclic gear. The outer rotor fixedly is connected to the second epicyclic gear. The stator assembly spaced from the inner rotor by a first gap and spaced from the outer rotor by a second gap. The motor provides a resultant torque to driven device. The resultant torque is provided by the inner rotor, outer rotor, the brake, or by sudden deceleration of one or more elements within the dual axis motor. The gear ratio provided by the first and second epicyclic gear allow for an enhanced speed range while providing high starting torque.
    Type: Grant
    Filed: May 18, 2018
    Date of Patent: July 14, 2020
    Assignee: Kohler Co.
    Inventors: Isaac S. Frampton, Adam Larson
  • Patent number: 10704652
    Abstract: A power transmission apparatus configured for a vehicle may include a first input shaft fixedly connected to a motor/generator, a second input shaft selectively connectable to the first input shaft, a third input shaft selectively connectable to the first input shaft, a torque mediating shaft externally disposed with the first input shaft, an intermediate shaft, an idle shaft, an output shaft, a first shifting section selectively receiving a torque from the third input shaft, shifting the received torque and outputting the shifted torque, a second shifting section shifting a torque from the first input shaft to the torque mediating shaft, or stopping a rotation of the torque mediating shaft, and a third shifting section selectively receiving a torques from the first and second shifting sections and a torque from the second input and outputting shifted torque to the output shaft.
    Type: Grant
    Filed: November 28, 2018
    Date of Patent: July 7, 2020
    Assignees: Hyndai Motor Company, Kia Motors Corporation
    Inventors: Cheol Ho Jang, Ki Dong Kim, Seong Wook Hwang, Kijong Park, Yong Uk Shin, Seongwook Ji, Ki Tae Kim, Chon Ok Kim, Wonmin Cho, Hyun Sik Kwon, Ilhan Yoo, Juhyeon Park, Minho Chae, Dongwoo Kim, Hye Jin Lim, Soonki Eo, Yong Sug Choi, Sun Sung Kwon
  • Patent number: 10704617
    Abstract: A power transmission apparatus includes a first meshing engagement mechanism that selectively couples a first rotational section and a second rotational section; and a second meshing engagement mechanism that selectively couples a third rotational section and a fourth rotational section. The first meshing engagement mechanism includes a first movable member provided with third meshing teeth that mesh with first meshing teeth provided on one of the first and the second rotational sections. The second meshing engagement mechanism includes a second movable member provided with fourth meshing teeth that mesh with second meshing teeth provided on one of the third and the fourth rotational sections. At least a portion of a first movable region of the third meshing teeth and at least a portion of a second movable region of the fourth meshing teeth overlap with each other in a radial direction with respect to a rotational axis.
    Type: Grant
    Filed: January 22, 2019
    Date of Patent: July 7, 2020
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Hirotsugu Yoshino, Hideaki Komada, Yosuke Suzuki, Takahito Endo
  • Patent number: 10697524
    Abstract: A vehicle powertrain includes first and second power sources and a transmission assembly having first and second input members and an output member. The transmission assembly also includes a first multiple node planetary gear-set connected to both input members and a second multiple node planetary gear-set connected to the output member. The transmission assembly additionally includes a transmission housing retaining the first and second gear-sets. Furthermore, the transmission assembly includes a first torque-transmitting device for connecting one second gear-set node to the transmission housing and a second torque-transmitting device for connecting one first gear-set node to one second gear-set node. One first gear-set node is directly and continuously connected to one second gear-set node. The first and second power sources are connected to the first gear-set, and the first power source is connected to the first gear-set node not directly and continuously connected to the second gear-set.
    Type: Grant
    Filed: November 14, 2017
    Date of Patent: June 30, 2020
    Assignee: GM Global Technology Operations LLC
    Inventors: Joseph R. Littlefield, Alan G. Holmes, Rebecca K. Risko Cattell
  • Patent number: 10688858
    Abstract: A transmission arrangement for a hybrid vehicle has an internal combustion engine and an electric machine. A first drive torque of the internal combustion engine and a second drive torque of the electric machine are transmissible to at least one drive shaft of the hybrid vehicle by the transmission arrangement. The transmission arrangement comprises a first planetary transmission with first components including a first sun gear, first ring gear and first planet carrier. A third drive torque is transmissible to a second planet carrier of a second planetary transmission by the first planet carrier. The second planetary transmission has second components including a second planet carrier, second sun gear and third sun gear. The second sun gear meshes with a first toothing of a second planet gear. The third sun gear meshes with a second toothing of the second planet gear. A drive shaft of the hybrid vehicle is driveable by the third sun gear.
    Type: Grant
    Filed: November 4, 2016
    Date of Patent: June 23, 2020
    Assignee: GKN Automotive Ltd.
    Inventors: Theodor Gassmann, Jan Haupt, Moritz Abbenhaus, Sven Herber, Wolfgang Hildebrandt
  • Patent number: 10682904
    Abstract: A drive unit for a hybrid vehicle capable of improvement of fuel efficiency during HV running is provided. The drive unit includes an engine, a first motor, a second motor, a first planetary gear unit, a second planetary gear unit, a first engagement unit, and a second engagement unit. In a case where an operation state of the vehicle is high vehicle speed and a low driving force in which a requested driving force is small, by bringing the first engagement unit to an engaged state and the second engagement unit to the disengaged state, a first state where a gear ratio which is a rotation number ratio between an input element and an output element of a complex planetary gear unit becomes a first gear ratio ?2 smaller than “1” is set.
    Type: Grant
    Filed: April 27, 2018
    Date of Patent: June 16, 2020
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Takahito Endo, Hideaki Komada, Tatsuya Imamura, Kensei Hata, Akiko Nishimine
  • Patent number: 10676076
    Abstract: A control device includes an electronic control unit configured to selectively execute traveling in a first traveling mode and traveling in a second traveling mode, the first traveling mode being a traveling mode in which in a state where one engagement device is controlled so as to be engaged, a differential state is controlled by a first rotating machine to transmit torque of an engine, and the second traveling mode being a traveling mode in which in a state where the other engagement device is controlled so as to be engaged, a differential state is controlled to transmit torque of the engine, and perform switching to traveling in the second traveling mode in a case where a vehicle speed is equal to or higher than a predetermined vehicle speed when engine stop control that stops the engine is executed during traveling in the first traveling mode.
    Type: Grant
    Filed: June 20, 2018
    Date of Patent: June 9, 2020
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Masafumi Yamamoto, Atsushi Tabata, Tatsuya Imamura, Koichi Okuda
  • Patent number: 10675963
    Abstract: A control device for a transport vehicle configured to travel with a driving force output from an electric motor is provided. When the transport vehicle is driven by a driving force of the electric motor, the control device performs a driving force limit control to reduce the driving force of the electric motor based on a coefficient of static friction of the transport vehicle in a case of satisfying conditions that a parameter relating to a traveling speed of the transport vehicle is less than a first threshold value and a state in which the parameter is less than the first threshold value continues for a predetermined time or more.
    Type: Grant
    Filed: March 6, 2018
    Date of Patent: June 9, 2020
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Yuhei Matsuo, Toshihide Tanaka
  • Patent number: 10670117
    Abstract: A power transmission apparatus configured for a vehicle, may include a motor/generator including a motor shaft a first input shaft selectively connectable to the motor shaft, a second input shaft externally disposed with the first input shaft and selectively connectable to the motor shaft, a third input shaft externally disposed with the second input shaft and selectively connectable to the motor shaft, a first torque mediating shaft formed as a hollow shaft and coaxially and externally disposed with the first input shaft without rotational interference therebetween, an intermediate shaft parallel with the first input shaft, a first shifting section receiving a torque and outputting the shifted torque, and a second shifting section including a first planetary gear set selectively receiving the torques from the first shifting section and the third input shaft, respectively, and outputting shifted torque through one gear set.
    Type: Grant
    Filed: December 3, 2018
    Date of Patent: June 2, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Seong Wook Hwang, Seongwook Ji, Ki Tae Kim, Chon Ok Kim, Wonmin Cho, Hyun Sik Kwon, Ilhan Yoo, Juhyeon Park, Cheol Ho Jang, Dongwoo Kim, Hye Jin Lim, Ki Been Lim, Ki Dong Kim, Woo Jin Chang, Woochurl Son, Kijong Park
  • Patent number: 10655710
    Abstract: An infinitely variable transmission (IVT) provides a plurality of transmission modes. At least one mode is a serial mode and at least one other mode is a split-path mode. The IVT provides substantially seamless shifting between the plurality of transmission modes.
    Type: Grant
    Filed: June 21, 2017
    Date of Patent: May 19, 2020
    Assignee: DEERE & COMPANY
    Inventors: Andrew K. Rekow, Rainer Gugel, David Mueller, Thomas G. Ore, Dennis L. Jeffries
  • Patent number: 10648531
    Abstract: A hybrid module for a motor vehicle power train, including an input side for connecting to an internal combustion engine, an output side for connecting to a drive wheel, an electric drive motor comprising a stator and a rotor and a torque transfer device arranged between the roto and the output side. The transfer device is designed to reduce rotational irregularity.
    Type: Grant
    Filed: October 16, 2015
    Date of Patent: May 12, 2020
    Assignee: Schaeffler Technologies AG & Co. KG
    Inventors: Stephan Maienschein, Mario Degler
  • Patent number: 10647193
    Abstract: A power train and related vehicle provides multi-mode power transmission. A first continuously variable power source (“CVP”) may convert rotational power received by the engine for transmission to a second CVP. A variator assembly may receive rotational power from the second CVP at a first input and directly from the engine at a second input. A control assembly may allow the power train to shift between multiple modes, such as a series mode, a split-path mode, and a direct mode. The control assembly may provide seamless shifting between at least two of these modes.
    Type: Grant
    Filed: October 25, 2017
    Date of Patent: May 12, 2020
    Assignee: DEERE & COMPANY
    Inventors: Kyle K. McKinzie, Reginald M. Bindl
  • Patent number: 10641362
    Abstract: A transmission arrangement (1) for the controllable distribution of drive torque from an input element (2) to at least one output element (3), comprising a first transmission part region (4), namely a planetary gear mechanism, and an additional drive unit (5), the first transmission part region (4) being drive-connected directly or indirectly to the input element (2) and to the additional drive unit (5), and the first transmission part region (4) being drive-connected directly or indirectly to the output element (3).
    Type: Grant
    Filed: December 2, 2016
    Date of Patent: May 5, 2020
    Assignee: MAGNA POWERTRAIN GMBH & CO KG
    Inventors: Werner Brendl, Gerhard Hofer, Klaus Nenninger, Peter Pisek, Manfred Rahm, Jan Wiechmann, Hansdieter Wiedner
  • Patent number: 10641375
    Abstract: A drive system for a motor vehicle includes a torque vectoring unit and a differential. The torque vectoring unit has an electrical machine for producing a torque. The differential has a common planet carrier, a first sun gear, a second sun gear, a first planetary gear set and a second planetary gear set. The first planetary gear set is rotatably mounted on the common planet carrier and in meshing engagement with the first sun gear. The second planetary gear set is rotatably mounted on the common planet carrier, in meshing engagement with the second sun gear and the first planetary gear set, connected to the torque vectoring unit, and arranged to redistribute the torque between the first sun gear and the second sun gear.
    Type: Grant
    Filed: November 23, 2016
    Date of Patent: May 5, 2020
    Assignee: SCHAEFFLER TECHNOLOGIES AG & CO. KG
    Inventor: Franz Kurth
  • Patent number: 10634219
    Abstract: A transmission (G) for a motor vehicle includes an input shaft (GW1), an output shaft (GW2), three planetary gear sets (P1, P2, P3), as well as four shift elements (B1, K1, K2, K3). By selective engagement of the four shift elements (B1, K1, K2, K3) in pairs, six forward gears (1-6) are shiftable between the input shaft (GW1) and the output shaft (GW2).
    Type: Grant
    Filed: November 10, 2016
    Date of Patent: April 28, 2020
    Assignee: ZF FRIEDRICHSHAFEN AG
    Inventors: Viktor Warth, Uwe Griesmeier, Martin Brehmer, Peter Ziemer, Johannes Kaltenbach, Stefan Beck, Raffael Kuberczyk, Michael Wechs, Stephan Scharr, Eckehard Münch, Bernd Knöpke, Matthias Horn, Jens Moraw, Julian King, Juri Pawlakowitsch, Gerhard Niederbrucker
  • Patent number: 10625594
    Abstract: An electric vehicle drive device includes: a first motor; a second motor, and a transmission mechanism coupled to the first motor and the second motor and capable of switching a reduction ratio. The transmission mechanism includes a sun gear shaft coupled to the first motor. The first motor includes: a first stator core, a first rotor core disposed radially outward of the first stator core, and a first rotor holding member that couples the first rotor core and the sun gear shaft.
    Type: Grant
    Filed: February 16, 2018
    Date of Patent: April 21, 2020
    Assignee: NSK LTD.
    Inventors: Shin Yamamoto, Yasuyuki Matsuda
  • Patent number: 10625592
    Abstract: A control apparatus for a vehicular power transmitting system includes a drive mode setting portion configured to select a first reverse drive mode of the vehicle to be established with an engaging action of the first coupling element, and a required vehicle drive force determining portion configured to determine whether a degree of operation of an accelerator pedal of the vehicle during reverse driving of the vehicle is higher than a predetermined threshold value. The drive mode setting portion selects the first reverse drive mode when the required vehicle drive force determining portion has determined that the degree of operation of the accelerator pedal during the reverse driving of the vehicle is higher than the predetermined threshold value.
    Type: Grant
    Filed: September 21, 2018
    Date of Patent: April 21, 2020
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Keita Imai, Koichi Okuda, Tatsuya Imamura, Atsushi Tabata
  • Patent number: 10604138
    Abstract: A driveline system comprising a prime mover configured to provide torque to at least a first group of wheels; an electric machine configured to provide torque to at least a second group of wheels; a torque transfer drive comprising a first side and a second side and configured to enable torque generated by the prime mover to be provided from the first side to the second side for provision to the second group of wheels; a first disconnect device configured to, in a first connect configuration, transmit torque from the prime mover to the first side of the torque transfer drive and, in a first disconnect configuration, prevent transmission of torque from the prime mover to the first side of the torque transfer drive; and a second disconnect device configured to, in a second connect configuration, transmit torque between the electric machine and the second side of the torque transfer drive and, in a second disconnect configuration, prevent transmission of torque between the electric machine and the second side of
    Type: Grant
    Filed: July 12, 2018
    Date of Patent: March 31, 2020
    Assignee: JAGUAR LAND ROVER LIMITED
    Inventor: Jaimie Foster
  • Patent number: 10608559
    Abstract: An electrical machine system with mechanically and electrically coupled sub-machines, which have common magnetic sections and common coils and are connected by way of mechanical transmission systems, wherein adjacent sub-machines have mutually opposed directions of rotation with equal rotational speeds, and the mechanical coupling is specified by a transmission functionality, which at the same time defines the transmission ratio of rotor speed to transmission output drive rotational speed.
    Type: Grant
    Filed: July 4, 2017
    Date of Patent: March 31, 2020
    Assignee: TECHNISCHE UNIVERISTÄT WEIN
    Inventor: Manfred Schrödl
  • Patent number: 10584775
    Abstract: A drive system includes a first planetary gear set coupled to a first electromagnetic device, a second planetary gear set coupled to a second electromagnetic device and directly coupled to the first planetary gear set, an engine directly coupled to the first planetary gear set with a connecting shaft, and an output shaft coupled to the first planetary gear set. The first and second electromagnetic devices include a first shaft and a second shaft, respectively. The connecting shaft extends through the second electromagnetic device and through the second planetary gear set to the first planetary gear set. The first shaft, the second shaft, the first planetary gear set, the second planetary gear set, the connecting shaft, and the output shaft are radially aligned, forming a straight-thru transmission arrangement.
    Type: Grant
    Filed: August 31, 2017
    Date of Patent: March 10, 2020
    Assignee: Oshkosh Corporation
    Inventors: David J. Steinberger, Jon J. Morrow, Andrew J. Kotloski, Eric E. Braun