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. 25, 2013
Filed:
Oct. 09, 2009
Kenji Abe, Toyota, JP;
Masaaki Nishiwaki, Mishima, JP;
Hiroshi Isono, Mishima, JP;
Hiroyuki Fujikawa, Nagoya, JP;
Satoshi Wakamatsu, Nagoya, JP;
Yoshio Shimura, Aichi-ken, JP;
Yuji Nagasawa, Seto, JP;
Kenji Abe, Toyota, JP;
Masaaki Nishiwaki, Mishima, JP;
Hiroshi Isono, Mishima, JP;
Hiroyuki Fujikawa, Nagoya, JP;
Satoshi Wakamatsu, Nagoya, JP;
Yoshio Shimura, Aichi-ken, JP;
Yuji Nagasawa, Seto, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, JP;
Advics Co., Ltd., Kariya, JP;
Abstract
A friction couple including: a first friction member that contains a metallic material and includes a first friction surface; and a second friction member that includes a second friction surface that contacts the first friction surface and that contains an oxidation film developer that accelerates formation of an oxidation film on at least one of the first friction surface and the second friction surface by oxidizing the metallic material when the first friction surface and the second friction surface contact each other.