Title:
ELECTRIC MOTOR, COMPRESSOR, AND REFRIGERATION CIRCUIT DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/244113
Kind Code:
A1
Abstract:
This electric motor comprises: a rotor having a plurality of magnetic pole parts, which include first and second magnetic pole parts, in the circumferential direction about an axis; and a stator surrounding the rotor from the outside in the radial direction about the axis. The first and second magnetic pole parts are positioned opposite each other with respect to a plane including the axis, and face the stator. The rotor has first and second areas in the direction of the axis. In the first area, the outer periphery of the first magnetic pole parts is positioned outside the outer periphery of the other magnetic pole parts in the radial direction. In the second area, the outer periphery of the second magnetic pole parts is positioned outside the outer periphery of the other magnetic pole parts in the radial direction.
Inventors:
MATSUOKA ATSUSHI (JP)
Application Number:
PCT/JP2021/018841
Publication Date:
November 24, 2022
Filing Date:
May 18, 2021
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
H02K1/27
Domestic Patent References:
| WO2019189313A1 | 2019-10-03 |
Foreign References:
| JP2015082860A | 2015-04-27 | |||
| JP2009219291A | 2009-09-24 | |||
| JP2013510557A | 2013-03-21 |
Attorney, Agent or Firm:
YAMAGATA Yoichi et al. (JP)
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