Title:
ELECTRIC MOTOR, FAN, AIR CONDITIONING DEVICE, AND METHOD FOR MANUFACTURING ELECTRIC MOTOR
Document Type and Number:
WIPO Patent Application WO/2021/019590
Kind Code:
A1
Abstract:
This electric motor is provided with: a rotor having a rotating shaft and a bearing attached to the rotating shaft; a stator surrounding the rotor; a heat dissipation member disposed on one side of the rotor in the axial direction of the rotating shaft; and a resin portion covering at least part of the heat dissipation member and the stator. The heat dissipation member has: a first recessed portion surrounding the bearing from the outside in the radial direction around the rotating shaft; and a second recessed portion formed inside the first recessed portion in the radial direction.
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| JPS56107539 | ELECTROMAGNETIC INDUCTION EQUIPMENT |
| WO/1988/006372 | STARTER/CHARGER OF ENGINE |
Inventors:
TAKAHASHI RYOGO (JP)
ASO HIROKI (JP)
ASO HIROKI (JP)
Application Number:
PCT/JP2019/029329
Publication Date:
February 04, 2021
Filing Date:
July 26, 2019
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
H02K9/22
Domestic Patent References:
| WO2017168728A1 | 2017-10-05 | |||
| WO2018061111A1 | 2018-04-05 |
Foreign References:
| JPS53121108A | 1978-10-23 | |||
| JPH08140311A | 1996-05-31 | |||
| JP2013110841A | 2013-06-06 | |||
| JPS59106853A | 1984-06-20 | |||
| JP2012200055A | 2012-10-18 | |||
| JP2006033986A | 2006-02-02 | |||
| JP2016077141A | 2016-05-12 | |||
| JPS5736770U | 1982-02-26 | |||
| EP1404000A1 | 2004-03-31 |
Attorney, Agent or Firm:
YAMAGATA Yoichi et al. (JP)
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