Title:
ステータ及びモータ
Document Type and Number:
Japanese Patent JP6648612
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a motor (stator) capable of reducing cogging torque.SOLUTION: A stator 20 includes: a first stator core 23 having a plurality of first claw-shaped magnetic poles 32 at equal angular intervals; a second stator core 24 having a plurality of second claw-shaped magnetic poles 33 at equal angular intervals; and a coil portion 25 disposed between the first and second stator cores 23, 24 in a state in which the first and second claw-like magnetic poles 32, 33 are alternately arranged in a circumferential direction. An auxiliary magnetic pole member 26 having a plurality of salient poles 26b and an annular base portion 26a connecting the salient poles 26b at equal angular intervals is provided between the first and second stator cores 23, 24. The salient pole 26b is disposed between the first and second claw-like magnetic poles 32, 33.SELECTED DRAWING: Figure 4
Inventors:
Yoshimoto Takemoto
Application Number:
JP2016075305A
Publication Date:
February 14, 2020
Filing Date:
April 04, 2016
Export Citation:
Assignee:
株式会社デンソー
International Classes:
H02K1/14; H02K21/22
Domestic Patent References:
| JP2014187847A | ||||
| JP2008263738A | ||||
| JP2000224830A | ||||
| JP2005304204A | ||||
| JP201472902A |
Attorney, Agent or Firm:
Makoto Onda
Hironobu Onda
Hironobu Onda