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Title:
STATOR FOR ROTARY ELECTRIC MACHINE, ROTARY ELECTRIC MACHINE, AND METHOD FOR PRODUCING STATOR FOR ROTARY ELECTRIC MACHINE
Document Type and Number:
WIPO Patent Application WO/2020/013326
Kind Code:
A1
Abstract:
The present invention discloses: a stator for a rotary electric machine, said stator making it possible to reduce size while improving cooling properties; a rotary electric machine; and a method for producing the stator for a rotary electric machine. This stator (20) for a rotary electric machine is provided with a stator coil and a stator core (132) comprising a slot in which the stator coil is installed. The coil end (62) of the stator coil has an elliptical shape around the central axis C of the stator core.

Inventors:
NAKAYAMA Kenichi (2520, Takaba, Hitachinaka-sh, Ibaraki 03, 〒3128503, JP)
NISHIKAWA Naoki (2520, Takaba, Hitachinaka-sh, Ibaraki 03, 〒3128503, JP)
Application Number:
JP2019/027762
Publication Date:
January 16, 2020
Filing Date:
July 12, 2019
Export Citation:
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Assignee:
HITACHI AUTOMOTIVE SYSTEMS, LTD. (2520, Takaba Hitachinaka-sh, Ibaraki 03, 〒3128503, JP)
International Classes:
H02K3/04; H02K3/50; H02K9/19; H02K15/04
Domestic Patent References:
WO2016103989A12016-06-30
WO2013099001A12013-07-04
WO2017195481A12017-11-16
Foreign References:
JPH1169737A1999-03-09
JP2002051489A2002-02-15
JP2011151975A2011-08-04
JP2011239651A2011-11-24
Attorney, Agent or Firm:
POLAIRE I.P.C. (13-11, Nihonbashikayabacho 2-chome Chuo-k, Tokyo 25, 〒1030025, JP)
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