Title:
STATOR STRUCTURE AND RESOLVER
Document Type and Number:
WIPO Patent Application WO/2019/142776
Kind Code:
A1
Abstract:
A stator structure (1) according to an embodiment is provided with a stator core (10) comprising an annular body portion (11) and a plurality of teeth (12) which extend in a radial direction of the body portion (11) and which are arranged in a circumferential direction of the body portion (11). The body portion (11) comprises: a plurality of elongate holes (13) which are formed in an arc shape extending in the circumferential direction of the body portion (11) and arranged in the circumferential direction of the body portion (11); and a plurality of hole portions (14) which are arranged in the circumferential direction of the body portion (11) between the plurality of teeth (12) and the plurality of elongate holes (13) in the radial direction of the body portion (11). At least one of the hole portions (14) is disposed between a beam portion (15) provided between adjacent elongate holes (13) and a tooth (12) proximate to the beam portion (15).
Inventors:
MATSUURA MUTSUMI (JP)
NAKAGAWA TAKASHI (JP)
ABE HIROSHI (JP)
SUZUKI SHINYA (JP)
NAKAGAWA TAKASHI (JP)
ABE HIROSHI (JP)
SUZUKI SHINYA (JP)
Application Number:
PCT/JP2019/000897
Publication Date:
July 25, 2019
Filing Date:
January 15, 2019
Export Citation:
Assignee:
MINEBEA MITSUMI INC (JP)
International Classes:
H02K24/00; G01D5/20; H02K1/12
Foreign References:
| JP2006064409A | 2006-03-09 | |||
| JP2011239645A | 2011-11-24 | |||
| JP2014183607A | 2014-09-29 | |||
| JPH04217833A | 1992-08-07 | |||
| JPS5241803A | 1977-03-31 | |||
| JP2012217250A | 2012-11-08 |
Attorney, Agent or Firm:
TORANOMON INTELLECTUAL PROPERTY FIRM (JP)
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