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:
May. 30, 2006
Filed:
Oct. 07, 2004
Applicants:
Hisaaki Toujima, Yokohama, JP;
Minoru Arimitsu, Kanagawa, JP;
Inventors:
Hisaaki Toujima, Yokohama, JP;
Minoru Arimitsu, Kanagawa, JP;
Assignee:
Nissan Motor Co., Ltd., Yokohama, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 16/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A rotary electric machine includes inner and outer rotors each including permanent magnets, and a stator including stator coils, disposed between the inner and outer rotors. The inner rotor further includes outer surface portions serving as a yoke portion of an outer magnetic circuit for magnetic flux synchronous with the outer rotor, and the outer rotor further includes outer portions each located on an outer side of one of the outer permanent magnet, and arranged to serve as a yoke portion of an inner magnetic circuit for magnetic flux synchronous with the inner rotor.