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. 14, 2002
Filed:
May. 18, 1999
Toshinori Tanaka, Tokyo, JP;
Ryuichi Ikeda, Tokyo, JP;
Shigekazu Sakabe, Tokyo, JP;
Akihiro Daikoku, Tokyo, JP;
Akihiko Imagi, Tokyo, JP;
Yoshio Yoshikuwa, Tokyo, JP;
Kyouhei Yamamoto, Tokyo, JP;
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Abstract
A motor for an electric power steering assembly includes a yoke, a multi-polar magnetic field portion composed of at least four poles secured to the inner wall of the yoke, a shaft disposed within the yoke so as to be able to rotate freely, an armature secured to the shaft having a winding constructed by winding wiring into an even number of slots formed on the outer circumferential surface of a core so as to extend in the axial direction thereof, a commutator including a plurality of segments secured to an end portion of the shaft; and a plurality of brushes contacting the surface of the commutator.