The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 07, 2015

Filed:

Feb. 28, 2011
Applicants:

Tomoyoshi Yokogawa, Kyoto, JP;

Airi Nakagawa, Kyoto, JP;

Inventors:

Tomoyoshi Yokogawa, Kyoto, JP;

Airi Nakagawa, Kyoto, JP;

Assignee:

Nidec Corporation, Kyoto, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K 3/32 (2006.01); H02K 1/27 (2006.01); H02K 3/52 (2006.01); H02K 15/03 (2006.01); H02K 15/12 (2006.01); H02K 1/14 (2006.01); H02K 3/28 (2006.01); H02K 5/22 (2006.01); H02K 15/095 (2006.01);
U.S. Cl.
CPC ...
H02K 1/278 (2013.01); H02K 3/32 (2013.01); H02K 1/148 (2013.01); H02K 3/28 (2013.01); H02K 3/522 (2013.01); H02K 5/225 (2013.01); H02K 15/03 (2013.01); H02K 15/095 (2013.01); H02K 15/12 (2013.01); H02K 2203/09 (2013.01); H02K 2203/12 (2013.01);
Abstract

A stator segment arranged to define a portion of an annular stator includes a core segment including a core back portion arranged to extend in a circumferential direction of the stator, and a tooth portion arranged to extend from the core back portion in a radial direction of the stator; a coil wound around the tooth portion and including a pair of coil wire terminals; an insulating layer arranged between the coil and the tooth portion; and a resin layer arranged to seal the entire coil except for the pair of coil wire terminals. Circumferential end walls of the resin layer are arranged circumferentially inward of circumferential end walls of the core back portion.


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