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:
Mar. 13, 2012
Filed:
Aug. 30, 2007
Shinji Oishi, Iwata, JP;
Akihiko Katayama, Kikugawa, JP;
Yugo Yoshimura, Iwata, JP;
Katsufumi Abe, Iwata, JP;
Hiroki Tsuchiyama, Utsunomiya, JP;
Noriaki Fujii, Wako, JP;
Tomoya Fujimoto, Wako, JP;
Keiko Yoshida, Wako, JP;
Kiminori Komura, Wako, JP;
Kazuto Abe, Wako, JP;
Shinji Oishi, Iwata, JP;
Akihiko Katayama, Kikugawa, JP;
Yugo Yoshimura, Iwata, JP;
Katsufumi Abe, Iwata, JP;
Hiroki Tsuchiyama, Utsunomiya, JP;
Noriaki Fujii, Wako, JP;
Tomoya Fujimoto, Wako, JP;
Keiko Yoshida, Wako, JP;
Kiminori Komura, Wako, JP;
Kazuto Abe, Wako, JP;
NTN Corporation, Osaka, JP;
Honda Motor Co., Ltd., Tokyo, JP;
Abstract
A needle roller bearing () as a roller bearing comprises an outer ring () formed by connecting a plurality of arc-shaped outer ring members in a circumferential direction, and a plurality of needle rollers () arranged along the inner diameter surface of the outer ring (), and an oil groove () extending in a circumferential direction so as to contain a position opposed to an opening () of an oil path of a housing is formed in the outer diameter surface of the outer ring member.