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:
Sep. 13, 2016
Filed:
Apr. 29, 2014
Applicant:
Panasonic Corporation, Kadoma-shi, Osaka, JP;
Inventors:
Toshiyuki Tamamura, Shiga, JP;
Ikuo Ozaki, Shiga, JP;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
H02K 1/16 (2006.01); H02K 3/34 (2006.01); H02K 21/14 (2006.01); H02K 29/03 (2006.01); H02K 1/27 (2006.01);
U.S. Cl.
CPC ...
H02K 1/165 (2013.01); H02K 3/345 (2013.01); H02K 1/276 (2013.01); H02K 21/14 (2013.01); H02K 29/03 (2013.01); H02K 2213/03 (2013.01);
Abstract
An electric motor according to the present invention includes stator () which has ring-shaped yoke () and a plurality of teeth () disposed at the inner peripheral part of yoke (). Yoke () and teeth () configure slots () in which windings () are wound via electric insulator (). Moreover, the motor includes rotor () that is rotatably held and faces the inner periphery of stator () via a slight gap. The rotor includes rotor iron core () having permanent magnets () that are disposed in the inside or on the surface of the core. Furthermore, a plurality of yoke recesses () is disposed only in the yoke () parts of slots ().