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.:

US 8220423 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 17, 2012

Filed:

Aug. 30, 2007
Applicants:

Katsufumi Abe, Iwata, JP;

Hiroki Tsuchiyama, Utsunomiya, JP;

Shinji Oishi, Iwata, JP;

Noriaki Fujii, Wako, JP;

Tomoya Fujimoto, Wako, JP;

Keiko Yoshida, Wako, JP;

Kazuto Abe, Wako, JP;

Kiminori Komura, Wako, JP;

Inventors:

Katsufumi Abe, Iwata, JP;

Hiroki Tsuchiyama, Utsunomiya, JP;

Shinji Oishi, Iwata, JP;

Noriaki Fujii, Wako, JP;

Tomoya Fujimoto, Wako, JP;

Keiko Yoshida, Wako, JP;

Kazuto Abe, Wako, JP;

Kiminori Komura, Wako, JP;

Assignees:

NTN Corporation, Osaka, JP;

Honda Motor Co., Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01L 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A roller bearing includes an outer ring formed by connecting a plurality of arc-shaped outer ring members in a circumferential direction and a plurality of rollers arranged along an inner diameter surface of the outer ring. A slope surface () is provided at one or each circumferential end on an inner diameter surface of the outer ring member (), and a contour line of the slope surface () is along a direction perpendicular to a revolution direction of the roller.


Find Patent Forward Citations

Abe, Katsufumi. (2012). Roller bearing, camshaft support structure, and internal combustion engine (U.S. Patent No. 8220423). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8220423

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