110 patents
Page 5 of 6
Utility
Pressure control device
7 Dec 20
A pressure control device includes a body having a groove-shaped flow path including a groove part and a widened part; a filter unit having a frame body including a through hole part that penetrates in a direction orthogonal to a central axis, a filter member in a planar plate shape disposed on one end side in a direction of an axis of the groove-shaped flow path with respect to the through hole part, and a seal member in a ring shape disposed along an outer-side circumferential edge part of the frame body when viewed from the through hole part; and a plate-shaped member being attached to the body to cover the groove-shaped flow path in a state where the filter unit is accommodated in the widened part.
Masaru Miyagi
Filed: 11 Feb 20
Utility
Electric actuator and actuator device
30 Nov 20
An electric actuator includes: a motor part, having a motor shaft that extends in an axial direction and is rotated in both directions; a deceleration mechanism, connected to the motor shaft; a circuit board, electrically connected to the motor part; an output part, having an output shaft to which rotation of the motor shaft is transmitted through the deceleration mechanism; a sensor magnet, attached to the motor shaft; and a motor part sensor, detecting a magnetic field of the sensor magnet and detecting rotation of the motor shaft.
Shun Kato, Yutaka Uematsu, Tadayuki Hatsuda, Yuzo Akasaka
Filed: 27 Dec 18
Utility
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16 Nov 20
In an electric actuator, an output shaft has a housing recess.
Akira Kamiya, Hiroshi Yamashita, Nan Wu
Filed: 7 May 19
Utility
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26 Oct 20
An electric actuator attached to a vehicle is provided and includes: a motor unit, a speed reducer, a circuit board, an output section, and a housing that accommodates the motor unit, the speed reducer, the circuit board and the output section.
Yutaka Uematsu, Shun Kato, Ryunosuke Oikawa, Yuzo Akasaka, Kazumi Shinkai
Filed: 26 Dec 18
Utility
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26 Oct 20
A solenoid valve includes a solenoid portion that moves a pin to one axial side and a nozzle portion including a valve body connected to one axial side of the pin.
Dongming Chen, Tomohiko Nakanishi, Koichi Ishikawa, Yoshikatsu Goto
Filed: 19 Sep 18
Utility
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19 Oct 20
A control device to control a motor includes a stator including a coil, a rotor including a permanent magnet, a detector that detects a rotational position of the rotor at every predetermined angle and outputs a position signal indicating the detected rotational position, and a controller that receives the position signal output by the detector and adjusts a duty ratio of a driving signal of the rotor by a pulse width modulation scheme based on the received position signal to control rotation of the rotor.
Kei Sato, Yuichi Hibi, Yasuhiro Shirai
Filed: 24 Sep 17
Utility
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12 Oct 20
The disclosure provides a pressure control device that improves the workability in assembling a body and a filter unit.
Takeshi Nakano, Yoshinori Yamaki, Tomohiro Yasuda, Weiming Chen, Kenta Kuramochi
Filed: 7 Aug 19
Utility
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12 Oct 20
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: 15 Jun 19
Utility
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12 Oct 20
This disclosure provides an electric actuator and a rotation control mechanism.
Yutaka Uematsu, Jaehyun Kim, Toshiaki Nakamura, Shuichi Kinjo, Hiroshi Shirai
Filed: 25 Dec 18
Utility
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5 Oct 20
There is provided an electric actuator in which a speed reduction mechanism and an output portion are disposed adjacent to each other in a radial direction in an opening portion of a housing main body, a cover member has a speed reduction mechanism cover which faces and surrounds the speed reduction mechanism, an output portion cover which faces and surrounds the output portion, and a constricted portion which connects the speed reduction mechanism cover and the output portion cover, the cover member is fixed to the housing main body by a plurality of caulking portions provided on a side wall portion, and, between two adjacent caulking portions interposing the constricted portion therebetween, one of the two caulking portions of the speed reduction mechanism cover is fixed toward a central axis of the speed reduction mechanism, and the other is fixed toward a central axis of the output portion.
Yutaka Uematsu, Kazumi Shinkai, Shun Kato, Shuichi Kinjo, Kohei Osuga, Tadayuki Hatsuda
Filed: 29 Mar 18
Utility
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7 Sep 20
A solenoid valve includes a solenoid portion that moves a pin to one axial side and a nozzle portion including a valve body connected to one axial side of the pin, and a nozzle body that houses the valve body.
Dongming Chen, Tomohiko Nakanishi, Koichi Ishikawa, Yoshikatsu Goto
Filed: 19 Sep 18
Utility
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31 Aug 20
The sensor unit (40) includes a case (41) having a bottom surface (41a); a sensor element (42) including a sensor element main body (421) and a power supply terminal (42a); and a power supply bus bar (44) including an inclined part (44d) and a first connection part (44a).
Hiroshi Shirai, Toshiaki Nakamura
Filed: 6 Jul 19
Utility
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31 Aug 20
There is provided an electric actuator including a motor part, a deceleration mechanism, an output part, and a housing.
Kazuhiro Saito, Hiroaki Takahashi, Tadayuki Hatsuda
Filed: 10 Apr 19
Utility
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17 Aug 20
There is provided a clutch control device which includes an electric oil pump, a clutch unit, and a pressure measurement unit, and which controls an operation of the electric oil pump so as to change a transmission state of the clutch unit.
Takamitsu Eto, Fumiya Sagara
Filed: 13 Oct 16
Utility
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10 Aug 20
An actuator apparatus includes an oil passage body including an oil passage therein, an electric actuator, a movable unit moved at least in a first direction and a second direction by the electric actuator, and an auxiliary device including an actuating member moved by hydraulic pressure of oil in the oil passage.
Hiroshi Tatsuta, Kazumi Shinkai, Shun Kato, Shuichi Kinjo, Kohei Osuga
Filed: 11 Jan 18
Utility
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27 Jul 20
First, the pressure of oil within an oil passage in a control valve device is measured.
Yoshihisa Sugimoto, Motohiro Sumiyoshi, Toshimitsu Miyao
Filed: 13 Oct 16
Utility
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27 Jul 20
A control unit calculates necessary power necessary to drive a motor in accordance with a torque designation value and a rotational speed of a motor, sets a voltage value to a predetermined voltage value, changes a current value in accordance with the necessary power, and drive the motor in a case in which the calculated necessary power is less than a predetermined threshold value, and sets the current value to a predetermined current value, changes the voltage value in accordance with the necessary power, and drives the motor in a case in which the calculated necessary power is equal to or greater than the predetermined threshold value.
Yoshihisa Okuhata, Tadayuki Hatsuda
Filed: 25 Dec 18
Utility
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13 Jul 20
An electric actuator includes: a motor unit; a speed reducer; a circuit board; a busbar; and a housing.
Yutaka Uematsu, Shun Kato, Ryunosuke Oikawa, Yuzo Akasaka, Kazumi Shinkai
Filed: 26 Dec 18
Utility
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6 Jul 20
In a hydraulic control device, a first valve device is brought into an open state when a first value obtained by subtracting a value of a pressure in the first output side oil passage from a value of a pressure in the second output side oil passage is equal to or larger than a first threshold value.
Mamoru Murakami, Hiroaki Kosugi, Kunio Kimpara
Filed: 20 Mar 18
Utility
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15 Jun 20
There is provided an electric actuator including a motor, a first case having a first opening, a second case having a second opening that opens to the other side in the axial direction, a rotation sensor, and a plurality of bus bars which are electrically connected to a plurality of sensor terminals that extend from the rotation sensor and are held in the second case.
Hiroshi Shirai, Toshiaki Nakamura, Yutaka Uematsu
Filed: 4 Dec 18