Patents Assigned to Aisin Aw Co., Ltd.
  • Publication number: 20200198616
    Abstract: A control apparatus for a vehicle provided, with a step-variable transmission, includes: a feedback control portion; an input torque resetting control portion; a target input torque setting portion operated upon an increase of the accelerator pedal operation amount in the process of the shift-down action in a power-off state of the vehicle, to restrict an amount of increase of the input torque target value with respect to an amount of increase of an operator-required input torque value, so as to keep the target value not larger than an upper limit value until termination of the input torque resetting control; and an actual input torque increasing portion operated upon the increase of the accelerator pedal operation amount prior to initiation of the inertia phase, to implement an input torque increasing control to control the input torque so as to be larger than the target value, prior to the inertia phase initiation.
    Type: Application
    Filed: December 18, 2019
    Publication date: June 25, 2020
    Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, Aisin AW CO., Ltd.
    Inventors: Kenta KUMAZAKI, Tooru MATSUBARA, Daisuke SUYAMA, Mitsuru MAEDA, Tomoyasu KIMURA
  • Publication number: 20200204083
    Abstract: In an inverter module (10) including a plurality of switching elements (11), a positive-polarity bus bar (14), a negative-polarity bus bar (15), and a plurality of output bus bars (16, 17, and 18), the plurality of output bus bars (16, 17, and 18) are disposed in a first direction (D1) in which upper-stage-side switching elements (11U) and lower-stage-side switching elements (11L) are placed side by side, and the positive-polarity bus bar (14) and the negative-polarity bus bar (15) are disposed in a second direction (D2) intersecting the first direction (D1).
    Type: Application
    Filed: September 10, 2018
    Publication date: June 25, 2020
    Applicants: AISIN AW CO., LTD., AISIN SEIKI KABUSHIKI KAISHA
    Inventors: Yutaka HOTTA, Tomoyuki SUZUKI, Kaoru SHIMANO, Yasuhiro KUME, Takeshi IKEYAMA, Toshiyuki FUKUHARA
  • Publication number: 20200191600
    Abstract: Navigation systems and programs control a communication part that performs near-field communication with a user terminal and switch functions to be performed by the user terminal, through near-field communication by the communication part, based on displayed content on a display part that displays at least a navigation screen.
    Type: Application
    Filed: January 29, 2018
    Publication date: June 18, 2020
    Applicant: AISIN AW CO., LTD.
    Inventor: Hikaru NAGASAKA
  • Publication number: 20200187370
    Abstract: A circuit board is installed with a semiconductor module on an upper face and provided with connection terminals on a lower face. A connection pin is provided on at least some of the connection terminals. The connection terminals include a drive terminal for driving the semiconductor module and a function terminal for connecting the semiconductor module and other function units. The disposition of the drive terminal in each of divided areas is point-symmetric with respect to a center of the circuit board. The divided areas divide the circuit board into fourths.
    Type: Application
    Filed: September 21, 2018
    Publication date: June 11, 2020
    Applicant: AISIN AW CO., LTD.
    Inventor: Takanobu NARUSE
  • Publication number: 20200186015
    Abstract: A manufacturing method of a core for a rotary electric machine includes: a step of forming a stator side release hole in at least a first portion of a portion of an electric steel plate in which a slot portion is formed; a step of forming a rotor side hole portion in at least a part of a portion of the electric steel plate in which a hole portion is formed; a step of forming a flattened portion; and a step of forming a rotor plate member and a stator plate member by blanking the electric steel plate.
    Type: Application
    Filed: September 28, 2018
    Publication date: June 11, 2020
    Applicant: AISIN AW CO., LTD.
    Inventors: Masayuki MAKI, Tetsuya MATSUBARA
  • Patent number: 10676091
    Abstract: A control apparatus for a vehicle includes a vehicle driving control portion configured to permit reverse driving of the vehicle in a reverse direction while the automatic transmission is placed in a forward-drive low-speed gear position, with the motor/generator being operated in a negative direction to generate a negative torque, and a transmission shifting control portion configured to implement a control for promotion to establish the forward-drive low-speed gear position, when switching from forward driving of the vehicle to its reverse driving of the vehicle is required in the process of a shifting action of the automatic transmission to the forward-drive low-speed gear position. The transmission shifting control portion implements the control for promotion to establish the forward-drive low-speed gear position, according to a state of control of the engaging-side coupling device to be brought into its engaged state for establishing the forward-drive low-speed gear position.
    Type: Grant
    Filed: August 8, 2018
    Date of Patent: June 9, 2020
    Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, AISIN AW CO., LTD.
    Inventors: Hisashi Ishihara, Takahiro Kimura, Masato Yoshikawa, Nobufusa Kobayashi, Kenta Kumazaki, Kazuomi Okasaka, Atsushi Kayukawa, Daisuke Suyama, Mitsuru Maeda
  • Patent number: 10677313
    Abstract: A rotary inertia mass damper of a damper device is configured to include a planetary gear that includes a driven member with outer teeth, first and second input plate member as a carrier which rotatably supports a plurality of pinion gears, and a ring gear that meshes with the plurality of pinion gears and works as the mass body. The outer teeth of the driven member are arranged to be disposed outside first and second springs in a radial direction of the damper device. The driven member, the plurality of pinion gears and the ring gear are arranged to at least partially overlap with the first and second springs as viewed in the radial direction. A motion of the ring gear in the axial direction is restricted by the plurality of pinion gears.
    Type: Grant
    Filed: June 27, 2016
    Date of Patent: June 9, 2020
    Assignees: AISIN AW INDUSTRIES CO., LTD., AISIN AW CO., LTD.
    Inventors: Takuya Yoshikawa, Aki Ogawa, Akiyoshi Kato, Ryosuke Otsuka, Yoshihiro Inoue, Yoshihiro Takikawa, Hiroki Nagai, Masaki Wajima, Takao Sakamoto, Kazuhiro Itou
  • Publication number: 20200171963
    Abstract: A power transmission control device includes a first rotation shaft, a first power source to adjust rotation speed of the first rotation shaft, a second rotation shaft interlocked with an axle, a first switching mechanism to connect/disconnect switching between the first and second rotation shafts, a third rotation shaft, a second power source to adjust rotation speed of the third rotation shaft, and a second switching mechanism to connect/disconnect switching between the third rotation shaft and the second rotation shaft. At least one switching mechanism of the first switching mechanism and the second switching mechanism is a dog clutch type, and reliably and stably performs the connection switching thereof. A control stores information on a rotation phase of the first/third rotation shafts. At least one of the first/second switching mechanisms is held in a connected state, and the rotation phase is adjusted based on stored information at the connection switching.
    Type: Application
    Filed: November 28, 2017
    Publication date: June 4, 2020
    Applicant: AISIN AW CO., LTD.
    Inventors: Hideto MANTA, Hiroki INOUE, Mitsutoshi KAMIYA
  • Publication number: 20200177063
    Abstract: A method of manufacturing a rotor that includes a rotor core and a permanent magnet fixed to the rotor core using an adhesive, the method includes applying the adhesive, which contains a volatile agent, to an adhesive placement position of the permanent magnet; drying the adhesive by volatilizing the volatile agent by a magnet heater directly heating the permanent magnet such that a temperature of the permanent magnet becomes higher than a temperature of the adhesive after applying the adhesive; placing the permanent magnet on the rotor core after drying the adhesive; and fixing the permanent magnet to the rotor core by curing the adhesive after placing the permanent magnet.
    Type: Application
    Filed: March 27, 2018
    Publication date: June 4, 2020
    Applicant: AISIN AW CO., LTD.
    Inventors: Tetsuya MATSUBARA, Motoki KORI
  • Publication number: 20200173524
    Abstract: A continuously variable transmission includes: a first pulley having a first fixed sheave and a first movable sheave; a first cylinder forming a first oil chamber with the first movable sheave; a second pulley having a second fixed sheave and a second movable sheave; a second cylinder forming a second oil chamber with the second movable sheave; and a transmission belt wound around the first pulley and the second pulley. The first cylinder has a first member that is fixed to a first shaft and a second member that is joined to an outer peripheral portion of the first member. A bearing is interposed between an outer periphery of the first member and an inner periphery of a case. A thickness, in an axial direction, of a portion of the first member that is configured to directly abut against the first movable sheave is larger than a thickness of the second member.
    Type: Application
    Filed: August 28, 2018
    Publication date: June 4, 2020
    Applicants: AISIN AW CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Kazumichi TSUKUDA, Kenta YAMADA, Kosuke KIKUCHI, Jun HAKAMAGI, Norikazu AKAMATSU, Shinya KUWABARA
  • Publication number: 20200173793
    Abstract: A driving assistance systems, methods, and programs are capable of communicating with a route guidance system that searches for a planned travel route of a vehicle and provides guidance on the planned travel route. The systems, methods, and programs accept, as input, the planned travel route from the route guidance system as a route for driving assistance and provide driving assistance of the vehicle on the route for driving assistance. The systems, methods, and programs accept, as input, when the planned travel route whose guidance is provided by the route guidance system no longer matches the route for driving assistance, the planned travel route from the route guidance system.
    Type: Application
    Filed: May 28, 2018
    Publication date: June 4, 2020
    Applicants: AISIN AW CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Sadahiro KOSHIBA, Kazuteru MAEKAWA, Seiji TAKAHATA, Takahiro YAMAGUCHI, Shingo KINASHI, Yuji SATO, Hironobu SUGIMOTO, Xin JIN, Hiroaki SAKAKIBARA
  • Patent number: 10670122
    Abstract: An automatic transmission where the first engagement element is positioned between the continuously variable speed change mechanism and a portion of the second power transmission path on the wheel side, at which the second power transmission path is coupled to the first power transmission path, and is allowed to be switched to the disengaged state for inertial traveling.
    Type: Grant
    Filed: October 25, 2016
    Date of Patent: June 2, 2020
    Assignee: AISIN AW CO., LTD.
    Inventors: Naoki Okoshi, Tomoya Hirao, Masashi Takizawa, Keita Shindo, Kazuya Inaba
  • Patent number: 10670138
    Abstract: A vehicle drive device that includes a case forming a first accommodating space that accommodates a speed change device and a second accommodating space that accommodates a rotary electric machine; an storage that is disposed under the first accommodating space and stores oil; a hydraulic pump including a suction that suctions the oil from the oil storage; a first oil passage that supplies the oil discharged by the hydraulic pump to the speed change device as hydraulic oil; a second oil passage that supplies the oil discharged by the hydraulic pump to the rotary electric machine as cooling oil; and a third oil passage that returns the oil supplied to the rotary electric machine, from the second accommodating space to the oil storage, by allowing the oil to flow in a direction from the second accommodating space toward the first accommodating space.
    Type: Grant
    Filed: April 22, 2015
    Date of Patent: June 2, 2020
    Assignees: AISIN AW CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Junji Matsushita, Naoya Usami, Takeshi Horie, Kuniaki Ishii, Kazuyuki Shiiba, Tooru Matsubara, Atsushi Kawamoto, Kiyonori Takagi, Hidehiko Bansyoya
  • Publication number: 20200169151
    Abstract: A method for forming a coil, including the steps of: forming a spiral coil-segment forming member that includes a plurality of coil-segment forming portions each having a shape corresponding to a coil segment including a straight slot body that is accommodated in a slot of a stator core and a non-straight coil end that projects from the stator core in a rotational axis direction of the stator core; and dividing the spiral coil-segment forming member to form a plurality of the coil segments from the plurality of coil-segment forming portions.
    Type: Application
    Filed: March 27, 2018
    Publication date: May 28, 2020
    Applicant: AISIN AW CO., LTD.
    Inventor: Shingo HASHIMOTO
  • Patent number: 10663317
    Abstract: Provided is a map display system including: a destination acquiring section which acquires a destination specified on a map displayed on the display section; a position acquiring section which acquires a starting position of the map when the destination is specified and an ending position of the map which allows a travel route to be displayed; and a display control section which displays so that the position on the display section gradually moves from the starting position to the ending position, acquires a starting scale of the map when the destination is specified and an ending scale of the map which allows display of the entire proposed travel route, and gradually changes a scale of the map displayed from the starting scale to the ending scale during movement, in which the position of the map displayed gradually moves from the starting position to the ending position.
    Type: Grant
    Filed: May 17, 2017
    Date of Patent: May 26, 2020
    Assignees: AISIN AW CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Shinji Takayama, Toru Imai, Kazunori Watanabe
  • Patent number: 10666104
    Abstract: A rotating electrical machine where the concentric coil includes a first concentric coil, a second concentric coil, a third concentric coil, and a fourth concentric coil which are of the same phase and are connected in parallel with each other, and each of the first concentric coil, the second concentric coil, the third concentric coil, and the fourth concentric coil has a one-side concentric coil whose coil center is located on one side in a circumferential direction with respect to a center of a magnetic pole, and an other-side concentric coil whose coil center is located on the other side in the circumferential direction with respect to a center of a magnetic pole.
    Type: Grant
    Filed: March 24, 2016
    Date of Patent: May 26, 2020
    Assignee: AISIN AW CO., LTD.
    Inventor: Kiyotaka Koga
  • Patent number: 10663011
    Abstract: A speed change device where the plurality of oil holes have a plurality of first oil holes that are closest to the piston in the axial direction and that are disposed side by side in a circumferential direction, and a plurality of different oil holes that are farther from the piston than the plurality of first oil holes in the axial direction, the plurality of oil holes enabling the working oil to be supplied to spaces between the plurality of inner friction plates and the outer friction plates; and a number of the plurality of different oil holes is smaller than a number of the plurality of first oil holes, the plurality of different oil holes being disposed side by side in the circumferential direction at a position that is farther from the piston than the plurality of first oil holes in the axial direction.
    Type: Grant
    Filed: March 28, 2016
    Date of Patent: May 26, 2020
    Assignee: AISIN AW CO., LTD.
    Inventors: Nakatsune Hattori, Takeshi Torii
  • Publication number: 20200158790
    Abstract: Provided is a diagnostic device for a coil including a voltage application unit applying an impulse voltage to the coil; a response voltage detection unit detecting a response voltage from the coil with respect to the impulse voltage; an index calculation unit calculating a determination index indicating an electrical feature of the coil based on the response voltage; and a determination unit determining whether there is an abnormality in a target coil to be diagnosed by comparing the determination index of a reference coil that is the coil that is normal and the determination index of the target coil. At least one of a zero cross point at which the response voltage intersects with a reference voltage and a peak voltage on a positive side and a negative side of the response voltage is used as the determination index, in addition to a circuit constant of the coil.
    Type: Application
    Filed: August 31, 2018
    Publication date: May 21, 2020
    Applicant: AISIN AW CO., LTD.
    Inventor: Hideaki KIMURA
  • Publication number: 20200161945
    Abstract: A method for manufacturing a rotor including a rotor core and a permanent magnet, the rotor core having a magnet hole, and the permanent magnet being inserted in the magnet hole and fixed to the rotor core with an adhesive, including the steps of: applying the adhesive, inserting the permanent magnet into the magnet hole of the rotor core, volatilizing the diluting solvent, expanding the expanding agent, and fixing the permanent magnet to the rotor core.
    Type: Application
    Filed: August 21, 2018
    Publication date: May 21, 2020
    Applicant: AISIN AW CO., LTD.
    Inventors: Tetsuya MATSUBARA, Motoki KORI, Akira TAKASU, Takamasa KONDO
  • Patent number: 10658892
    Abstract: A rotor for a rotating electrical machine, the rotor including: a rotor core having a magnet insertion hole extending in an axial direction that is a direction along a rotor rotational axis; and a permanent magnet fixed inside the magnet insertion hole with an adhesive, wherein the permanent magnet has a magnet-side flat surface that is formed as a rectangular flat surface, wherein the magnet insertion hole has, in an internal surface thereof, a hole-side flat surface that is formed as a flat surface facing the magnet-side flat surface, and wherein the adhesive is a foaming adhesive and is provided at least at four corners of the magnet-side flat surface, and a thickness of the adhesive at a center of the magnet-side flat surface is smaller than a thickness of the adhesive at the four corners.
    Type: Grant
    Filed: March 31, 2017
    Date of Patent: May 19, 2020
    Assignee: AISIN AW CO., LTD.
    Inventor: Shinya Katayama