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1. (WO2018180448) STATOR, MOTOR, AND ELECTRIC POWER STEERING DEVICE

Pub. No.:    WO/2018/180448    International Application No.:    PCT/JP2018/009641
Publication Date: Fri Oct 05 01:59:59 CEST 2018 International Filing Date: Wed Mar 14 00:59:59 CET 2018
IPC: H02K 1/14
H02K 1/16
H02K 1/18
H02K 1/27
H02K 21/16
Applicants: NIDEC CORPORATION
日本電産株式会社
Inventors: KINJO, Hideyuki
金城 秀幸
ICHIEN, Akira
一円 明
Title: STATOR, MOTOR, AND ELECTRIC POWER STEERING DEVICE
Abstract:
A stator comprising: an annular stator core continuing in the circumferential direction around a center shaft; a plurality of first teeth provided in part of the stator core in the axial direction and being arranged having intervals therebetween in the circumferential direction; a first umbrella provided at a radially inner end section of the first teeth; a plurality of second teeth provided at positions in the axial direction of the stator core that are different from the first teeth and being arranged having intervals therebetween in the circumferential direction; and a second umbrella provided at a radially inner end section of the second teeth. The first umbrella and the second umbrella have mutually differing width dimensions in the circumferential direction.