252 patents
Page 4 of 13
Utility
Pump device
29 Mar 22
The pump device includes a motor portion that includes a shaft rotating about a central axis and a pump portion that is driven by a motor portion via the shaft.
Takamitsu Eto, Yoshiyuki Kobayashi, Koji Higuchi, Yutaka Hashimoto
Filed: 12 Mar 18
Utility
Solenoid device
29 Mar 22
A solenoid device includes a yoke, a core, a shaft, a bobbin, a coil, a plunger, a lid, and a housing.
Kenta Kuramochi, Weiming Chen, Tomohiro Yasuda
Filed: 14 Jun 19
Utility
Hydraulic control apparatus
8 Mar 22
A hydraulic control apparatus includes an output-side oil passage into which oil from a first oil passage and oil from a second oil passage flow, and a pressure regulating check valve regulating a hydraulic pressure in the second oil passage.
Kunio Kimpara, Masayuki Nojo, Mamoru Murakami, Hiroaki Kosugi
Filed: 2 Dec 19
Utility
Electric pump apparatus
8 Feb 22
An electric pump apparatus includes a motor, an inverter board, a coil support, a housing, and a pump portion driven by the motor.
Kazuhiro Homma, Tomohiro Sakata, Susumu Maeda, Masato Aono, Takashi Hattori
Filed: 18 Sep 19
Utility
Electric Oil Pump
3 Feb 22
An electric oil pump includes a motor including a motor shaft, a pump assembly including a vane pump driven by the motor to suction and discharge oil, and an inverter to drive the motor.
Koji HIGUCHI, Yutaka HASHIMOTO, Yoshiyuki MAKI, Kohei KUBO
Filed: 20 Sep 19
Utility
Electric actuator with eccentric shaft
18 Jan 22
An electric actuator according to an aspect of the disclosure includes: a motor including a rotor having a motor shaft extending along a central axis and a stator facing the rotor in a radial direction; and a deceleration mechanism which is disposed on a side of the stator in an axial direction and connected to the motor shaft.
Shuichi Kinjo, Hiroshi Shirai, Yutaka Uematsu
Filed: 17 Dec 19
Utility
Rotation Angle Detecting Device and Electric Actuator
23 Dec 21
An aspect of the disclosure provides a rotation angle detecting device capable of detecting a rotation angle of a rotation body rotatable about a central axis.
Yosuke ITO, Toshiaki NAKAMURA
Filed: 16 Jun 21
Utility
Electric oil pump
14 Dec 21
An electric oil pump includes a motor part having a shaft, a pump part located on a front side of the motor part and driven via the shaft, and a control part controlling the motor part.
Yoshiyuki Kobayashi, Shigehiro Kataoka, Yutaka Omori
Filed: 19 Mar 19
Utility
Electric Actuator
9 Dec 21
An electric actuator of the disclosure includes a motor, a speed reduction mechanism, and a bearing fixed to a motor shaft having an eccentric axis portion.
Hiroshi SHIRAI, Tomoki SATO
Filed: 6 Jun 21
Utility
Electric Actuator
9 Dec 21
An electric actuator of the disclosure includes a motor, a speed reduction mechanism, and a bearing fixed to a motor shaft having an eccentric axis portion.
Hiroshi SHIRAI, Kohei OSUGA, Kenichi OZAWA
Filed: 7 Jun 21
Utility
Electric actuator
30 Nov 21
An electric actuator includes a motor including a rotor having a motor shaft extending along a central axis and a stator, a deceleration mechanism connected to the motor shaft, an output shaft, a bearing, and a deceleration mechanism case.
Shuichi Kinjo, Hiroshi Shirai, Yutaka Uematsu
Filed: 13 Jan 20
Utility
Electric Pump
11 Nov 21
An electric pump provided with a pump unit configured to discharge working oil by being rotationally driven by an electric motor includes: a drive shaft configured to transmit rotational driving force from the electric motor to a rotor of the pump unit; a rotation-detection shaft provided coaxially with the drive shaft, the rotation-detection shaft being configured to be rotated together with the rotor; and a rotation detector unit configured to detect rotation of the rotation-detection shaft.
Kohei KUBO, Tomoyuki FUJITA, Koichiro AKATSUKA, Yoshiyuki MAKI, Koji HIGUCHI, Yutaka HASHIMOTO
Filed: 29 Oct 19
Utility
Electric actuator having rotation sensor on outer surface of case
9 Nov 21
One aspect of an electric actuator of the disclosure includes: a motor having a motor shaft rotating about a central axis; a speed reduction mechanism connected to a portion on one side in an axial direction of the motor shaft; a case accommodating the motor and the speed reduction mechanism; an output part to which rotation of the motor shaft is transmitted via the speed reduction mechanism; a rotation detector having a rotation sensor detecting rotation of the output part; and a wiring member electrically connected with the rotation sensor.
Hiroshi Shirai, Yutaka Uematsu, Kazuhiro Saito, Shuichi Kinjo, Toshihiko Akiba, Koichi Ishige
Filed: 14 Jun 19
Utility
Electric actuator
19 Oct 21
An electric actuator includes a motor and a deceleration mechanism.
Shuichi Kinjo, Hiroshi Shirai, Yutaka Uematsu
Filed: 9 Jan 20
Utility
Electric actuator with bus bar holder
19 Oct 21
An electric actuator includes a motor portion, a circuit board, a speed reduction mechanism, a busbar holder that holds a busbar, and a housing.
Shun Kato, Youngdae Kang, Hiroaki Takahashi
Filed: 24 Sep 19
Utility
Valve Device
7 Oct 21
A valve device includes a flow channel member having a first flow channel, and an electromagnetic valve having a movable piece movable in a predetermined direction and being capable of opening and closing the first flow channel.
Tomohiko NAKANISHI, Yuji TAKADA, Hiroki SHIMIZU, Naoki TAMURA
Filed: 28 Mar 21
Utility
Valve Device
7 Oct 21
A valve device includes a flow channel member having a first flow channel, an electromagnetic valve having a movable piece movable in a predetermined direction and being capable of opening and closing the first flow channel, and a valve seat body fixed to the first flow channel.
Tomohiko NAKANISHI, Yuji TAKADA, Hiroki SHIMIZU, Naoki TAMURA
Filed: 29 Mar 21
Utility
Electromagnetic Valve and Valve Device
7 Oct 21
An electromagnetic valve includes a mover that is able to move in a predetermined direction.
Tomohiko NAKANISHI, Yuji TAKADA, Hiroki SHIMIZU, Naoki TAMURA
Filed: 28 Mar 21
Utility
Motor control device
5 Oct 21
A motor control device includes: a voltage boosting circuit that boosts a power source voltage supplied from an outside; a condenser that smooths a voltage output by the voltage boosting circuit; an inverter circuit that generates a drive voltage of a motor by switching a voltage output by the voltage boosting circuit and smoothed by the condenser; and a control part that causes the voltage boosting circuit to bypass and causes the power source voltage to be supplied to the inverter circuit, and a distance between the voltage boosting circuit and the inverter circuit is a distance with which a parasitic inductance is equal to or less than a predetermined value.
Tadayuki Hatsuda, Yoshihisa Okuhata
Filed: 26 Dec 18
Utility
Recirculation valve
28 Sep 21
In a recirculation valve, a first support target portion receives a biasing force of a biasing member on a first stepped surface and moves to one side in an axial direction, such that a first opening is blocked.
Tomohiko Nakanishi
Filed: 11 Mar 20