140 patents
Page 5 of 7
Utility
Electric Actuator
29 Jul 20
An electric actuator includes a motor which has a rotor having a motor shaft and a stator, a motor case for housing the motor, and a deceleration mechanism coupled to the motor shaft.
Shuichi KINJO, Hiroshi SHIRAI, Yutaka UEMATSU
Filed: 16 Jan 20
Utility
Control Device of Motor and Storage Medium
29 Jul 20
A control device of a motor includes difference calculation circuitry that calculates a difference between a current rotation speed and a target rotation speed of the motor, coefficient correction circuitry that outputs corrected proportion coefficient and integration coefficient by multiplying each of an initially set proportion coefficient and integration coefficient by a correction coefficient, output voltage determination circuitry that calculates at least one of a proportional term in which the difference is multiplied by the corrected proportion coefficient and an integral term in which the difference is multiplied by the corrected integration coefficient and the result is integrated and determines one of the proportional term and the integral term or the sum of the two terms as a control value of the output voltage, and signal generation circuitry that generates a control signal on the basis of the control value.
Kei SATO
Filed: 23 Aug 18
Utility
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22 Jul 20
A pump device includes a motor including a shaft along a central axis, a pump on one side of the motor in an axial direction and driven by the motor via the shaft to discharge oil, and an inverter circuit to drive the pump.
Shigehiro KATAOKA, Yoshiyuki KOBAYASHI
Filed: 22 Feb 18
Utility
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22 Jul 20
An electric oil pump includes a motor including a shaft, a pump driven with the shaft therebetween, and an inverter fixed to a rear side of the motor.
Shigehiro KATAOKA, Yoshiyuki KOBAYASHI
Filed: 15 Aug 18
Utility
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22 Jul 20
A circuit board assembly includes a circuit board, an inverter housing including a circuit board accommodating portion, and an external terminal connected to the circuit board.
Yoshiyuki KOBAYASHI, Shigehiro KATAOKA
Filed: 15 Aug 18
Utility
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8 Jul 20
A filter module includes an attachment attached to an attachment catch.
Shigehiro KATAOKA, Yoshiyuki KOBAYASHI
Filed: 11 Dec 19
Utility
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1 Jul 20
An electric oil pump includes a motor including a shaft, a pump driven via the shaft, and an inverter on a rear side of the motor and fixed to the motor.
Shigehiro KATAOKA, Yoshiyuki KOBAYASHI
Filed: 15 Aug 18
Utility
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24 Jun 20
An electric actuator includes a motor with a motor shaft extending along a central axis, a speed reducer connected to the motor shaft, an output portion including an output shaft portion, a rotation detector to detect rotation of the output portion, a case, a first bearing to connect the motor shaft to the output portion to be rotatable with respect to each other, and a second bearing to rotatably support the output portion with respect to the case.
Shuichi KINJO, Yutaka UEMATSU
Filed: 21 Aug 18
Utility
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10 Jun 20
An electric oil pump includes a motor including a shaft, a pump on a front side of the motor and driven by the shaft, and an inverter fixed to a rear side of the motor.
Shigehiro KATAOKA, Yoshiyuki KOBAYASHI
Filed: 15 Aug 18
Utility
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10 Jun 20
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: 1 Dec 19
Utility
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13 May 20
Provided is an electric oil pump that does not degrade assembly operability and does not require a complicated configuration.
Yoshiyuki KOBAYASHI, Kazuhiro HOMMA, Koji HIGUCHI, Yutaka HASHIMOTO
Filed: 5 Nov 19
Utility
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22 Apr 20
A motor assembly includes a motor, a housing that accommodates the motor, an inverter electrically connected to the motor, an inverter case that accommodates the inverter, an auxiliary device provided in a lower portion of the housing to oppose a road surface, a wire harness that includes a first connector connected to a connector provided in the inverter case, a second connector connected to a connector provided in the auxiliary device, and an electric wire connecting the first connector and the second connector, and a lower connector cover provided in the lower portion of the housing and covering the second connector from a lower side.
Shuhei NAKAMATSU, Keisuke FUKUNAGA, Naohiro WADA, Masumi MIZUTANI
Filed: 16 Oct 19
Utility
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22 Apr 20
A motor assembly includes a motor, a housing that houses the motor, an inverter that is electrically connected to the motor, an inverter case that houses the inverter and is provided integrally with the housing, a wire harness including a first connector electrically connected to a connector positioned on a side surface of the inverter case, a second connector electrically connected to a connector of the housing, and an electric wire electrically connecting the first connector and the second connector, and a side connector cover provided over the side surface of the inverter case, covering the first connector laterally.
Shuhei NAKAMATSU, Keisuke FUKUNAGA, Naohiro WADA, Masumi MIZUTANI
Filed: 16 Oct 19
Utility
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15 Apr 20
A pressure sensor device includes a pressure sensor, a sensor case, first and second terminals protruding from the pressure sensor in a first direction, a third terminal protruding from the pressure sensor in a second direction, a fourth terminal protruding from the pressure sensor in the second direction, a first capacitor on one side of the pressure sensor, a second capacitor on the other side of the pressure sensor, a first lead line extending out of the sensor case from the first terminal, a second lead line extending out of the sensor case from the second terminal, and a third lead line extending out of the sensor case from a side edge between the first terminal and the second terminal.
Yoshiyuki KOBAYASHI, Shigehiro KATAOKA
Filed: 23 Jul 17
Utility
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1 Apr 20
Provided is an electric valve device which is capable of improving the accuracy of detecting whether there is a gas leakage from a blow-by gas passage and capable of detecting detachment of the electric valve device from a pipe of a fresh air passage.
Dongming CHEN, Tomohiko NAKANISHI
Filed: 19 Sep 19
Utility
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1 Apr 20
The disclosure reduces inconvenience for a driver at the time of operating parking locking, thereby curbing cost reduction and space saving becoming difficult due to additional installation of a drive source for parking locking.
Yoshihisa OKUHATA
Filed: 24 Sep 19
Utility
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1 Apr 20
A motor, an inverter substrate electrically connected to the motor, a housing accommodating the motor and the inverter substrate, and a pump section driven by the motor are included.
Yoshiyuki KOBAYASHI, Tatsuo ABE, Hitoshi SAKAMOTO
Filed: 24 Sep 19
Utility
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1 Apr 20
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: 17 Sep 19
Utility
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1 Apr 20
Provided is a motor driving unit (1) capable of achieving space saving of a motor room and cost reduction of a vehicle.
Yoshihisa OKUHATA
Filed: 23 Sep 19
Utility
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1 Apr 20
One aspect of the motor unit of the disclosure includes a motor, an inverter substrate electrically connected to the motor, a housing configured to accommodate the motor and the inverter substrate, a terminal located at an end portion of a wiring member which extends over an outside and an inside of the housing, and inserted into a terminal insertion hole which passes through the inverter substrate, a screw member inserted into a screw insertion hole which passes through the inverter substrate and configured to fix the inverter substrate to the housing or the motor, and a substrate positioning structure configured to position the inverter substrate with respect to the housing.
Yoshiyuki KOBAYASHI, Tatsuo ABE, Hitoshi SAKAMOTO
Filed: 24 Sep 19