Title:
モータ
Document Type and Number:
Japanese Patent JP7192068
Kind Code:
B2
Abstract:
A motor includes a rotational shaft, a bearing supporting the rotational shaft, a magnet including plural magnetic poles in a circumferential direction, a rotor core disposed inside the magnet, and a magnetic sensor. The magnet includes a projection portion projecting toward a side of the bearing with respect to the rotor core in a direction of the rotational shaft. The magnetic sensor is positioned between the rotor core and the bearing in the direction of the rotational shaft and is positioned inside an inner peripheral surface of the projection portion.
Inventors:
Suzuki Tomohisa
Yutaka Kamogi
Yutaka Kamogi
Application Number:
JP2021155257A
Publication Date:
December 19, 2022
Filing Date:
September 24, 2021
Export Citation:
Assignee:
MinebeaMitsumi Co., Ltd.
International Classes:
H02K29/08
Domestic Patent References:
| JP1186150A | ||||
| JP60121955A | ||||
| JP2003319631A | ||||
| JP200423905A | ||||
| JP2008252989A | ||||
| JP200861316A | ||||
| JP2006109666A | ||||
| JP2003230235A | ||||
| JP201589161A |
Foreign References:
| US20150288245 |
Attorney, Agent or Firm:
Yutaka Tsubaki
Ryuro Ishikawa
Ryuro Ishikawa