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:
Jul. 18, 2017
Filed:
Oct. 29, 2013
Applicant:
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, JP;
Inventors:
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota-shi, JP;
Primary Examiner:
Int. Cl.
CPC ...
H02K 9/28 (2006.01); H02K 13/00 (2006.01); H01R 39/08 (2006.01); H02K 9/02 (2006.01);
U.S. Cl.
CPC ...
H02K 13/003 (2013.01); H01R 39/08 (2013.01); H02K 9/02 (2013.01); H02K 9/28 (2013.01);
Abstract
A slip ring device () includes ring members (-) that rotate along with an input shaft, and brushes that contact the ring members (-). The ring members (-) have surfaces (-) that contact the brushes, and a plurality of dimples are formed upon these surfaces (-).