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:
Jan. 25, 2011
Filed:
Aug. 16, 2006
Applicants:
Hiroki Matsuyama, Nara, JP;
Hiroyuki Chiba, Kashiwara, JP;
Kazutoshi Toda, Tondabayashi, JP;
Inventors:
Assignee:
JTEKT Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16C 33/58 (2006.01); F16C 19/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A tapered roller bearing according to the invention is such that when an arithmetical mean roughness as a surface roughness of a large end face of a tapered roller is σ1 and an arithmetical mean roughness as a surface roughness of a large rib surface of an inner ring is σ2, σ1 is 0.04 μm or larger, and
Matsuyama, Hiroki. (2011). Tapered roller bearing and automotive pinion shaft supporting apparatus utilizing same tapered roller bearing (U.S. Patent No. 7874737). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7874737
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile