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.
Patent No.:
Date of Patent:
Feb. 14, 2017
Filed:
Sep. 02, 2014
Applicant:
Aisin Seiki Kabushiki Kaisha, Kariya-shi, JP;
Inventors:
Naoki Kamiya, Anjo, JP;
Takanori Koga, Anjo, JP;
Assignee:
AISIN SEIKI KABUSHIKI KAISHA, Kariya-Shi, Aichi-Ken, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 21/26 (2006.01); H02K 1/27 (2006.01); H02K 5/128 (2006.01);
U.S. Cl.
CPC ...
H02K 1/278 (2013.01); H02K 5/128 (2013.01);
Abstract
An electric motor includes: a ring-shaped stator including a field coil; and a rotor holding a permanent magnet in a magnet holding portion on an outer circumference thereof in an exposed state and being supported to be rotatable about a rotary shaft core in an inner space of the stator, wherein the magnet holding portion is configured to have a magnet insertion portion and a pair of regulation bodies, and the permanent magnet is configured to include a cylindrical outer wall surface, a rear wall surface, a pair of side wall surfaces, and a pair of engaged surfaces.