Toyota Jidosha Kabushiki Kaisha

Aisin Aw Co., Ltd.

Aisin Seiki Kabushiki Kaisha

Toyoda Iron Works Co., Ltd.

Toyota Jidoshi Kabushiki Kaisha

Aishin Kako Kabushiki Kaisha

Ryuji Ibaraki

Atsushi Tabata

Yutaka Taga

Hiroshi Hata

Tsuyoshi Mikami

Yuji Yasuda

Tooru Matsubara

Tatsuya Imamura

Hiroaki Kimura

Masahiro Kojima

Yasuo Hojo

Hiroyuki Shioiri

Toshiki Kanada

Yuji Iwase

Hiroyuki Shibata

Seitoku Kubo

Satoru Kasuya

Takuma Kakinami

Kunio Morisawa

Kazuyuki Noda

Shigeki Takami

Haruhisa Suzuki

Makoto Iwanaka

Koichi Okuda

Tetsuya Shimizu

Masashi Kito

Masataka Sugiyama

Hideaki Matsui

Hiromichi Kimura

Kazunori Ishikawa

Terufumi Miyazaki

Masatoshi Adachi

Shuji Nagano

Hideaki Otsubo

Tomoo Atarashi

Kiyonori Takagi

Toshiya Yamashita

Atsushi Kawamoto

Hiroyuki Tateno

Takuya Okada

Isao Sato

Hirofumi Nozawa

Hitoshi Nomasa

Kouichi Okuda

Kenta Kumazaki

Masaaki Nishida

Yukihiko Ideshio

Yoshihisa Yamamoto

Yuji Inoue

Akira Murakami

Michio Yoshida

Atsushi Kamada

Tomohiro Saeki

Kota Fujii

Michitaka Tsuchida

Masaya Amano

Akitomo Suzuki

Makoto Funahashi

Yoshihito Kanno

Keita Imai

Yoshimitsu Hyodo

Nobukazu Ike

Masafumi Yamamoto

Masaru Ebata

Yasunori Nakawaki

Satoshi Nakagaito

Kiyoo Hirose

Tomoyuki Maruyama

Natsuki Sada

Masaki Yoshida

Shinichiro Suenaga

Hiroki Kuwamoto

Yoshimitsu Yokouchi

Hirotaka Yata

Tsutomu Sekine

Takafumi Koshida

Shinichi Ito

Kenji Odaka

Keisuke Omuro

Koichi Nakae

Seiji Nakamura

Akitaka Ichikawa

Toshihiro Aoyama

Yoshinori Morita

Shigetsugu Iwata

Sohei Murata

Makoto Tomita

Tatsushi Takenaka

Akira Noguchi

Koichi Kondo

Masato Fujikawa

Hideo Ono

Junya Abe

Ryuichi Hasegawa

Kousuke Tanaka

Tetsuro Kuzuya

Keijiro Oshima

Yoshihiro Kawashima

Hideki Matsubo

Atushi Tabata

A manual unlocking device for a parking lock mechanism includes an operation lever that rotates when the parking lock mechanism is switched from a locked state to an unlocked state. The operation lever is arranged outside an occupant space of a vehicle cabin and is configured that a tool can be coupled to a rotation center thereof from the occupant space. The manual unlocking device for the parking lock mechanism is configured to switch the parking lock mechanism from the locked state to the unlocked state by integral rotation of the operation lever with the tool when the tool, which is coupled to the operation lever, rotates in a state where the tool is arranged on the rotation center of the operation lever.

Manual unlocking device for parking lock mechanism

A manual release device for a parking lock mechanism includes an operating lever, a cable and an idle motion mechanism. The idle motion mechanism includes a body portion, a lever provided on the body portion, a helical compression spring, and a contact portion provided on the shaft. The cable is coupled to the lever. A distal end of the lever is arranged below a turning center of the lever. The parking lock mechanism is configured, when the parking lock mechanism is in a locked state, to be switched into an unlocked state as the body portion contacts the contact portion to cause the shaft to turn when the lever is turned against an urging force of the urging member as a result of operation of the operating lever to cause the body portion to turn from the normal position to the actuated position.

Manual release device for parking lock mechanism

An engine and a motor are arranged on different rotational axes. A driven gear shaft is arranged to rotate about the rotational axis shared with a rotor shaft of the motor. The driven gear shaft is connected to the rotor shaft of the motor for power transmission. The rotor shaft is rotatably supported by a first bearing. The rotor shaft and the driven gear shaft are formed of different shafts. The driven gear shaft is configured to extend in a shaft direction toward the rotor shaft side. A second bearing is arranged in an extended portion. The output shaft is arranged to rotate about the rotational axis shared with the rotor shaft of the motor. The output shaft is connected to the rotor shaft for power transmission. The output shaft is connected to a drive wheel for power transmission.

Drive device for hybrid vehicle

A hydraulic pressure control device of a vehicle driving device, the hydraulic pressure control device includes a range switcher having a first signal solenoid valve capable of supplying a first signal pressure and a spool switchable between a first position reached via the first signal pressure and a second position reached via a biasing force of a biasing member.

Hydraulic pressure control device of vehicle driving device

A control apparatus for a hybrid vehicle controls a hybrid vehicle, the hybrid vehicle including: a power source including an internal combustion engine and an electric; a recirculating device configured to recirculate an exhaust gas from an exhaust side to an intake side of the internal combustion engine; and a recirculation amount adjusting device configured to adjust an amount of the recirculation by the recirculating device. The control apparatus for a hybrid vehicle is provided with: a determining device configured to determine whether or not the internal combustion engine is stopped and electric running by the electric motor can be performed if the hybrid vehicle runs while operating the internal combustion engine; and a recirculation controlling device configured to control the recirculation amount adjusting device such that the amount of the recirculation by the recirculating device is larger than an amount when it is determined that the electric running cannot be performed, if it is determined that the electric running can be performed. This makes it possible to preferably prevent a misfire of the internal combustion engine.

Control apparatus for hybrid vehicle

A power transmitting apparatus includes a transmission gear mechanism and a power split mechanism including a first rotation element connected to a first input member, a second rotation element connected to a rotary machine, and a third rotation element connected to the drive shaft via a first output member. The transmission gear mechanism is configured to transmit a torque to the first input member and the first rotation element via a second output member. The transmission gear mechanism and the power split mechanism are arranged on the same rotation axis as an output shaft of an engine. The transmission gear mechanism and the power split mechanism are arranged in the order of the transmission gear mechanism and the power split mechanism from the side closer to the engine. The second output member and the first input member are connected to each other by a spline or a serration.

Power transmitting apparatus for hybrid vehicle

A damper apparatus according to an embodiment includes a pair of first plates, a second plate, an elastic member, a first friction material and a second friction material. The elastic member is configured to elastically deform in a circumferential direction of a rotation axis by a relative rotation between the pair of first plates and the second plate around the rotation axis. The first friction material is configured to generate a first friction torque in a case where the second plate rotates relative to the pair of first plates in a first direction from an initial state. The second friction material is configured to generate a second friction torque greater than the first friction torque in a case where the second plate rotates relative to the pair of first plates in a second direction which is opposite from the first direction from the initial state.

Damper apparatus

A first bearing device () rotatably supports a rotor shaft () of a motor (MG) on a driven gear () side in an axial direction of the rotor shaft (). A second bearing device () rotatably supports one () of a driven gear shaft () and an output shaft (). The one () of the driven gear shaft () and the output shaft () is arranged radially inward of the other () one of the driven gear shaft () and the output shaft (). A third bearing device () is arranged between an outer periphery of the one () of the driven gear shaft () and the output shaft () and an inner periphery of the rotor shaft () or an inner periphery of the other one () of the driven gear shaft () and the output shaft (). The third bearing device () rotatably supports the one () of the driven gear shaft () and the output shaft ().

A power transmitting apparatus (TM) for a hybrid vehicle includes a power split mechanism (), a transmission gear mechanism () and a support (). The power split mechanism () includes a differential device provided with a first/second/third rotation elements. The power split mechanism () splits and transmits dynamic power to a drive force source and the drive shaft (). The transmission gear mechanism () changes speed of an engine () and transmits a torque to the first rotation element (), and the elements are arranged in an order of the transmission gear mechanism (), a rotary machine (), and the power split mechanism () from a side closer to the engine (). The support () is arranged between the transmission gear mechanism () and the rotary machine (), supporting a rotating shaft () of the rotary machine (), and configured to allow lubricant to enter () the rotary machine side from the transmission gear mechanism side.

A hybrid system includes an engine, a speed change device, a differential device, a rotary machine, a first engagement device, a case, and a cover wall. The first engagement device is configured to shift the speed change device, and be actuated by hydraulic pressure. The first engagement device includes a first oil chamber. The rotary machine is arranged between the first engagement device and the engine. The case houses the rotary machine, the speed change device, the differential device, and the first engagement device, and is connected to the engine and has an opening on the engine side. The cover wall covers the opening, and operating oil is supplied to the first oil chamber via the cover wall.

Hybrid system

A power transmission unit for a vehicle comprises: a motor arranged on an output side of an engine coaxially therewith in a housing adjacent to an outer face of the engine; an end cover arranged in the housing to cover an end portion of the motor to protect from the engine; a rotary shaft extending coaxially with the motor to be connected to an output shaft of the engine while penetrating through the end cover; and an engagement device disposed on an outer circumferential side of the rotary shaft between the motor and the engine to selectively restrict a rotation of the rotary shaft. A sub-cover to which the rotary shaft penetrates is attached to an end face of the end cover and a chamber is hermetically enclosed by the sub-cover, the end cover, and the rotary shaft. The engagement device is held in the housing.

Power transmission unit for vehicle

A hybrid system includes an engine, a first rotary machine, a speed change device to which the engine is connected, a differential gear to which the speed change device and the first rotary machine are connected, a clutch and a brake causing the speed change device to change gears by engagement and disengagement between first plates and second plates, a casing configured to house therein these members except the engine and to be connected to the engine, and a cover wall configured to cover an opening of the casing which opening is provided on an engine side. The first rotary machine is placed on the engine side relative to the clutch and the brake, the clutch is placed inside a cylinder member of the brake, and the cylinder member is connected to a cover wall.

A drive system for a hybrid vehicle, the drive system includes an engine (), a rotary machine (MG), a differential unit (), and a transmission unit (). The rotary machine (MG) is arranged coaxially with the engine (). The differential unit () connects the engine () and the rotary machine (MG) to a drive wheel side. The differential unit () is arranged coaxially with the engine () and the rotary machine (MG). The differential unit () is arranged between the engine () and the rotary machine (MG). The transmission unit () changes rotation of the engine in speed and transmits the rotation to the differential unit (). The transmission unit () is arranged coaxially with the engine (), the rotary machine (MG) and the differential unit (). The rotary machine (MG) and the differential unit () are arranged between the transmission unit () and the engine ().

Drive system for hybrid vehicle

A vehicle power transmission device is disposed on a hybrid vehicle having an engine and an electric motor, the vehicle power transmission device includes a first member having one of outer circumferential teeth disposed around one axial center or inner circumferential teeth meshing with the outer circumferential teeth and a second member having the other teeth, the inner circumferential teeth and the outer circumferential teeth meshes with each other to limit relative rotation around the one axial center between the first member and the second member, the relative rotation between the first member and the second member is limited to transmit torque of the electric motor to drive wheels. The vehicle power transmission device comprises: a sliding member sliding relative to at least one of the first member and the second member while generating frictional resistance as the first member and the second member relatively rotate within a range corresponding to a circumferential gap between the outer circumferential teeth and the inner circumferential teeth, the sliding member being a hollow elastic body, the sliding member sliding relative to at least one of the first member and the second member depending on magnitude of the torque of the electric motor.

Power transmission device for vehicle

A belt type continuously variable transmission that includes a primary pulley; a secondary pulley; a belt where the primary pulley and the secondary pulley are bound; a positioning hydraulic chamber that presses a primary movable sheave to a primary fixed sheave; a supply-side valve that permits working oil to be supplied from the outside to the positioning hydraulic chamber; and a discharge-side control valve that controls permission or prohibition of discharge of the working oil from the positioning hydraulic chamber to the outside. The discharge-side control valve prohibits discharge of the working oil from the positioning hydraulic chamber to the outside when a position of the primary movable sheave is kept constant in the axial direction with respect to the primary fixed sheave.

Belt type continuously variable transmission

Growing community of inventors

Miyoshi, Japan

Ryuji Ibaraki