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:
Jan. 08, 2013
Filed:
Dec. 26, 2008
Takaaki Kimura, Tokyo, JP;
Takahiro Mori, Tokyo, JP;
Takaaki Kimura, Tokyo, JP;
Takahiro Mori, Tokyo, JP;
Takata Corporation, Tokyo, JP;
Abstract
An electric motorincludes a rotor corehaving n pieces of teeth T arranged in the circumferential direction around which a coil wireis wound, a commutatorhaving n pieces of segments, and, and the coil wirehaving a connecting wire portionthat connects the teeth T and the segments, andand a crossover portionthat interconnects the segments, andat the opposite pole positions of the commutatoraround a shaft. The crossover portionthat connects the i-th (i=1 to n) and the (i+n/2)th of the segments, andis wound prior to the connecting wire portionthat connects the teeth T connected with the i-th segmentand the (i+1)th segment, respectively.