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:
Jun. 05, 2001
Filed:
Feb. 01, 1999
Kenzo Kiyose, Takahama, JP;
Yoshio Ebihara, Kariya, JP;
Keiichi Yamashita, Kariya, JP;
Mutsumi Yoshino, Nagoya, JP;
Yoshitsugu Sakamoto, Kariya, JP;
Motoya Ito, Hekinan, JP;
Denso Corporation, Aichi-Pref., JP;
Abstract
A commutator is composed of a contact unit, a base member made of insulation material and a terminal unit. The contact unit has a flat brush-contact surface and a connection surface opposite the brush contact surface. The contact unit also has a plurality of commutator segments. The terminal unit has a plurality of conductive terminal members. The base member supports the commutator segments. The commutator also has an electrical connection structure having a set of a convex member and a concave member and a plurality of connection members disposed between the convex member and the concave member to connect the plurality of the commutator segments and terminal members respectively.