| 发明名称 |
DOOR OPENING/CLOSING DEVICE AND DOOR OPENING/CLOSING METHOD |
| 摘要 |
A door opening/closing device includes: a motor; and a control unit that is configured to control a rotation rate of the motor by pulse-width modulation (PWM) control. The door opening/closing device opens and closes a door of a vehicle with power of the motor. The control unit is configured to perform the PWM control on the motor at a PWM frequency set so as to deviate from a resonance point of an installation body on which the motor is installed. |
| 申请公布号 |
US2016087565(A1) |
申请公布日期 |
2016.03.24 |
| 申请号 |
US201414766967 |
申请日期 |
2014.06.25 |
| 申请人 |
MITSUI KINZOKU ACT CORPORATION |
发明人 |
WATANABE Yasuyuki;KOJIMA Ayahito |
| 分类号 |
H02P7/29 |
主分类号 |
H02P7/29 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A door opening/closing device comprising:
a motor; and a control unit that is configured to control a rotation rate of the motor by pulse-width modulation (PWM) control, the door opening/closing device opening and closing a door of a vehicle with power of the motor, wherein the control unit is configured to perform the PWM control on the motor at a PWM frequency set so as to deviate from a resonance point of an installation body on which the motor is installed. |
| 地址 |
Kanagawa JP |
