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:
Aug. 10, 2004
Filed:
Aug. 26, 2002
Applicant:
Inventors:
Minoru Arimitsu, Yokosuka, JP;
Shouichi Maeda, Yokosuka, JP;
Assignee:
Nissan Motor Co., Ltd., Yokohama, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02P 5/26 ; H02P 5/34 ; H02P 9/14 ; H02K 4/720 ; H02K 1/602 ;
U.S. Cl.
CPC ...
H02P 5/26 ; H02P 5/34 ; H02P 9/14 ; H02K 4/720 ; H02K 1/602 ;
Abstract
A motor/generator comprises a stator ( ) having plural coils (C -C ), and plural rotors ( ) disposed coaxially with the above-mentioned stator and driven by a compound current. The phase difference between the currents ( ) driving the rotors ( ) is arranged to be other than 180 degrees. Thereby, the utilization factor of the voltage of the direct current power supply ( ) is improved.