Patents Examined by Erin D Bishop
  • Patent number: 10837533
    Abstract: A power transmission apparatus may include a first input shaft, a second input shaft external and selectively connectable to the first input shaft, a third input shaft external to the second input shaft and selectively connectable to the first input shaft, an intermediate shaft, first and second output shafts, first and second idle shafts, a planetary gear set mounted on the intermediate shaft and having first to elements and where two elements are selectively connectable to the intermediate shaft, a plurality of gear sets allowing torque flows between the various shafts and the planetary gear set, first and second synchronizers respectively mounted on the first and second output shafts, selectively receiving a torque from the second and third input shafts through two paths, and transmitting the received torque to the first and second output shaft, and four clutches.
    Type: Grant
    Filed: September 19, 2019
    Date of Patent: November 17, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Chon Ok Kim, Seong Wook Hwang, Minho Chae, Sun Sung Kwon, Yong Uk Shin
  • Patent number: 10837534
    Abstract: A transmission may include a first input shaft, a second input shaft external and selectively connectable to the first input shaft, a third input shaft external to the second input shaft and selectively connectable to the first input shaft, an intermediate shaft, an idle shaft, and an output shaft, a planetary gear set mounted on the intermediate shaft and having first to third elements where the third element and one the first and second elements are selectively connectable to the intermediate shaft and the first and second elements are connected to the third and second input shafts, a plurality of gear sets allowing torque flows between the various shafts and the planetary gear set, first and second synchronizers on the output shaft, receiving torques from the input shafts, and selectively transmitting the received torque to the output shaft, and four clutches.
    Type: Grant
    Filed: September 19, 2019
    Date of Patent: November 17, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Chon Ok Kim, Seong Wook Hwang, Soonki Eo, Minho Chae, Sun Sung Kwon, Yong Uk Shin
  • Patent number: 10823276
    Abstract: A powertrain arrangement for a transverse mounted motor for an electric powered automotive passenger vehicle including opposing wheel shafts for powering two parallel mounted wheels, the shafts rotating about a first axis, the shafts having at least one end torsionally connected with a differential, an electrical rotor torsionally connected with the wheel shafts via a planetary gear train, an electrical stator surrounding the rotor, a casing supporting the rotor and the wheel shafts, the casing encompassing the stator, the casing having a floor forming a lubricant reservoir, and a baffle located in the lubricant reservoir, the baffle having barriers generally transverse to the first axis and at least one of the barriers having a lower window allowing fluid communication underneath the barrier.
    Type: Grant
    Filed: January 26, 2018
    Date of Patent: November 3, 2020
    Assignee: BORGWARNER Inc.
    Inventors: Philip J. Francis, Larry A. Pritchard
  • Patent number: 10816071
    Abstract: A mechanical locking differential includes a drive lock motor supported by the differential housing. The drive lock motor is disposed opposite the input bevel gear assembly, higher than the differential input and the differential outputs. The drive lock motor is coupled to a differential lock with a gear train that includes a worm drive, to output rotational motion on a lock output gear. The lock output gear causes sliding motion of a rack and a rack follower, pressing the differential lock into or out of engagement. The drive lock motor assembly is disposed fully between the right and left extents of the differential.
    Type: Grant
    Filed: July 19, 2018
    Date of Patent: October 27, 2020
    Assignee: Zhejiang CFMOTO Power Co., Ltd.
    Inventors: Fuying Cheng, Zhenxiang Kuang
  • Patent number: 10815900
    Abstract: A gas turbine engine comprises a gearbox including a first epicyclic gearbox and a second epicyclic gearbox. The first epicyclic gearbox comprises a first sun gear meshing with the first planet gears and the first planet gears meshing with a first annulus gear. The second epicyclic gearbox comprises a second sun gear meshing with the second planet gears and the second planet gears meshing with a second annulus gear. An input shaft is arranged to drive the first sun gear and a first planet gear carrier is arranged to drive a propulsor. The first and second annulus gears are fixed to a static structure. A first clutch is arranged between the first planet gear carrier and the second planet gear carrier and a second clutch is arranged between the second sun gear and the input shaft. The gearbox is more efficient at cruise conditions.
    Type: Grant
    Filed: May 4, 2018
    Date of Patent: October 27, 2020
    Assignee: ROLLS-ROYCE plc
    Inventor: Jason J. Madge
  • Patent number: 10816086
    Abstract: An apparatus and a method of retaining a bearing assembly having a bore to a shaft received within the bore, the method comprising physically limiting the axial movement of the bearing assembly on the shaft by a retainer mounted to an end of the shaft and having a portion extending radially beyond the shaft and into an axial path of the bearing assembly.
    Type: Grant
    Filed: August 14, 2017
    Date of Patent: October 27, 2020
    Assignee: General Electric Company
    Inventors: William Howard Hasting, Donald Albert Bradley, Randy Thomas Antelo
  • Patent number: 10808457
    Abstract: The geared window shade bracket comprises a sprocket having a ring gear on an inside circumference of the sprocket; a chain configured to be engaged with the sprocket such that, in response to pulling on the chain, the sprocket rotates; a sun gear that is configured to be restricted from rotation; one or more planet gears configured to rotate around the sun gear, wherein the one or more planet gears interface with the ring gear; and a planetary carrier configured to mate with the one or more planet gears. In response to the chain being pulled, the sprocket rotates, causing the planet gears to rotate, causing the planetary carrier to rotate, causing the hub to rotate, and causing a shade tube to rotate.
    Type: Grant
    Filed: May 13, 2019
    Date of Patent: October 20, 2020
    Assignee: MECHOSHADE SYSTEMS, LLC
    Inventors: Joel Berman, Stephen Hebeisen, Xi Ming Liarno, Eugene Miroshnichenko
  • Patent number: 10801562
    Abstract: A clutch control method may include generating a current-hydraulic pressure model by obtaining an increasing slope of a measured hydraulic pressure which is applied to a clutch in accordance with an increase of a primary ramp current while applying the primary ramp current to a solenoid valve that controls hydraulic pressure to be supplied to the clutch; obtaining a difference between a virtual hydraulic pressure according to the current-hydraulic pressure model and a measured hydraulic pressure applied to the clutch for a secondary ramp current while applying the secondary ramp current to the solenoid valve after removing the primary ramp current; performing updating by learning a secondary ramp current, at which the difference between the virtual hydraulic pressure and the measured hydraulic pressure is maximum, as a Volumetric Kiss Point (VKP); and controlling the clutch on the basis of the learned VKP.
    Type: Grant
    Filed: February 15, 2019
    Date of Patent: October 13, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Young Ho Ko, Ho Young Lee
  • Patent number: 10801410
    Abstract: A gas turbine engine includes a turbine rotor connected to a main compressor rotor. A tail cone is mounted inward of an exhaust core flow. A generator rotor is adjacent a generator stator. The generator rotor and stator are mounted within the tail cone. A passage connects a bypass flow path to the tail cone. A cooling air compressor is operable within the passage. The turbine rotor drives a shaft to drive the generator rotor and the cooling compressor. A method is also disclosed.
    Type: Grant
    Filed: April 12, 2018
    Date of Patent: October 13, 2020
    Assignee: Raytheon Technologies Corporation
    Inventor: Gary D. Roberge
  • Patent number: 10787071
    Abstract: A powertrain includes a first planetary gearset configured to establish a fixedly linear speed relationship among a first rotor, an engine crankshaft, and a second rotor. The powertrain further includes a gearing assembly configured to alternately selectively establish a plurality of proportional speed relationships between the second rotor and an output shaft. The gearing assembly further includes a second planetary gearset having a lockup clutch configured to selectively couple two rotatable elements of the second planetary gearset.
    Type: Grant
    Filed: September 22, 2017
    Date of Patent: September 29, 2020
    Assignee: Ford Global Technologies, LLC
    Inventors: David Gon Oh, Gregory Daniel Goleski, David Allen Janson
  • Patent number: 10788116
    Abstract: An automatic transmission according to one aspect of the present invention includes: a transmission mechanism including a rotational element; a valve body configured to control the transmission mechanism; an electronic control unit configured to perform electronic control of the valve body; and a transmission casing in which the transmission mechanism, the valve body, and the electronic control unit are arranged. The electronic control unit is formed such that an inner peripheral surface of the electronic control unit extends in a circumferential direction along an outer peripheral surface of the transmission mechanism.
    Type: Grant
    Filed: March 23, 2017
    Date of Patent: September 29, 2020
    Assignee: Mazda Motor Corporation
    Inventor: Tatsuya Uesugi
  • 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: 10781913
    Abstract: A method for controlling a positive gearshift unit includes, in an engagement procedure, a coupling element, which is connected to a first coupling half and which has a beveled coupling toothing, is brought into engagement with a blocking element, which has a blocking toothing and which is connected to a second coupling half, and is brought into engagement with a catch element, which is connected to the second coupling half, which has a beveled catch toothing, and which is able to move circumferentially with respect to the blocking element. In the engagement procedure, a touch-point is set which comes after a crossing of a synchronous rotational speed in a rotational speed difference profile.
    Type: Grant
    Filed: March 10, 2016
    Date of Patent: September 22, 2020
    Assignee: Daimler AG
    Inventors: Nils Tonius, Tobias Haerter
  • Patent number: 10781914
    Abstract: A method of controlling a drive train comprising an electric motor (12), a gearbox (1) and an internal combustion engine (13). The gearbox (1) is placed between the electric motor (12) and the internal combustion engine (13) in the drive train. The speed of the electric motor (12) is synchronized to the speed of the internal combustion engine (13) in order to shift the gearbox. The gearbox (1) is shifted between different operation modes by means of controlling the position of a dog clutch (6).
    Type: Grant
    Filed: August 31, 2016
    Date of Patent: September 22, 2020
    Assignee: BORGWARNER TORQTRANSFER SYSTEMS AB
    Inventors: Hans Aulin, Johan Nilsson
  • Patent number: 10760649
    Abstract: A speed reducer includes an input shaft, an output shaft, and a gear assembly coupled to the input shaft. The gear assembly includes a housing, an external gear, and at least two internal gears. The external gear is located within the housing and inscribes the at least two internal gears. One side of the at least two internal gears is rotatably coupled to the input shaft, and another side of the at least two internal gears is coupled to a connecting column of the output shaft. The at least two internal gears are offset on the input shaft, and the input shaft drives the at least two internal gears to maintain engagement with the external gear. The connecting column maintains transmission of the output shaft and the at least two internal gears.
    Type: Grant
    Filed: July 18, 2018
    Date of Patent: September 1, 2020
    Assignees: HONGFUJIN PRECISION ELECTRONICS (ZHENGZHOU) CO., LTD., HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: Eddy Liu, Wei-Da Yang, Po-Lin Su, Jie-Peng Kang, Liu-Ming Zhang, Su-Min Li, Guang-Xing Wang, Jie Lai
  • Patent number: 10760648
    Abstract: In a planetary gear device series composed of eight kinds of planetary gear devices with gear reduction ratios of 3 to 10, the planetary gear device of each gear reduction ratio uses an internal gear with 108 teeth or a slightly different number of teeth, and the module is common among the planetary gear devices of all gear reduction ratios. The combinations of the sun gear teeth number Za and the internal gear teeth number Zc in the planetary gear device of each reduction ratio are given in Table 1 of this application.
    Type: Grant
    Filed: May 29, 2015
    Date of Patent: September 1, 2020
    Assignee: HARMONIC DRIVE SYSTEMS INC.
    Inventors: Norio Shirokoshi, Yasushi Ono
  • 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: 10753411
    Abstract: A vehicle control device includes: a unit that acquires a first transmission torque transmitted in a first state in which a control pressure is controlled to a first pressure value, and a second transmission torque transmitted in a second state in which the control pressure is controlled to a second pressure value; a control unit including a storage unit that stores control data including data indicating a relationship between a friction coefficient and a surface pressure. The control unit calculates a first friction coefficient based on the data and the first pressure value, calculates a second friction coefficient based on the data and the second pressure value, calculates an estimated value of the touch point pressure based on the first and second pressure values, the first and second transmission torques, the first and second friction coefficients to control data based on the estimated value.
    Type: Grant
    Filed: March 28, 2019
    Date of Patent: August 25, 2020
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Eri Kubota, Masayuki Sadakiyo
  • Patent number: 10752236
    Abstract: An apparatus and method for controlling gear shift of a hybrid vehicle prevent frequent gear shift by adjusting output of a driving motor or a gear shift time point of a transmission based on road condition or vehicle state while the hybrid vehicle is driven in a specific road condition or a specific vehicle state in a HEV mode. The apparatus includes a driving state detector that detects a road condition and a vehicle state and a controller that receives the road condition and the vehicle state from the driving state detector to differentiate and select a hybrid electric vehicle (HEV) mode into a normal mode and a compensation mode. The controller adjusts the output of a driving motor or a gear shift time point of a transmission according to different conditions from the driving state detector in the compensation mode.
    Type: Grant
    Filed: December 5, 2017
    Date of Patent: August 25, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Seung Han Lee, Jun Geol Song, Sung Chan Na, Yong Kak Choi, Teh Hwan Cho
  • Patent number: 10744862
    Abstract: An electric vehicle is provided with an electric motor serving as a driving source and is not provided with an internal combustion engine from which power is transmitted to drive wheels driven by power from the electric motor. The electric vehicle includes: a torque converter that is disposed coaxially with an output shaft of the electric motor, and to which the power is transmitted from the electric motor; an automatic transmission disposed on a power transmission path between the electric motor and the drive wheels, and configured to achieve a shift stage at which the power is interrupted; and a mechanical oil pump driven by the power from the electric motor, and disposed on the power transmission path, at a position upstream of the automatic transmission in a direction of power transmission from the electric motor to the drive wheels. The mechanical oil pump is disposed in the electric motor.
    Type: Grant
    Filed: September 17, 2018
    Date of Patent: August 18, 2020
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Tadashi Sekiguchi, Yushi Seki