Title:
回転電機
Document Type and Number:
Japanese Patent JP6920171
Kind Code:
B2
Abstract:
To make it possible to hold a magnet cover in a rotational direction when caulking the magnet cover and prevent a permanent magnet from being applied with stress.SOLUTION: The rotary electric machine includes: a stator; a rotor disposed on an inner circumferential side of the stator and having a rotor shaft; a permanent magnet provided on an outer periphery of the rotor; and a magnet cover which covers the periphery of the permanent magnet, has an open end on one side, and a bottom formed by bending an end on the other side to an inner diameter side. At a bottom of the magnet cover opposite to an open side, positioning portions of the same shape having a plurality of corner portions on the basis of the center of the rotor shaft are formed.SELECTED DRAWING: Figure 9
Inventors:
Kunihiro Osawa
Kosuke Suzuki
Toya Akito
Kosuke Suzuki
Toya Akito
Application Number:
JP2017208234A
Publication Date:
August 18, 2021
Filing Date:
October 27, 2017
Export Citation:
Assignee:
Hitachi Astemo, Ltd.
International Classes:
H02K1/27
Domestic Patent References:
| JP2006087276A | ||||
| JP2010206939A | ||||
| JP2009148123A |
Foreign References:
| WO2014181576A1 |
Attorney, Agent or Firm:
Polaire Patent Business Corporation