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:
Aug. 05, 2003
Filed:
Aug. 29, 2001
Applicant:
Inventor:
Susumu Tanaka, Kanagawa, JP;
Assignee:
NSK Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16C 1/900 ; F16C 2/900 ; F16H 2/500 ;
U.S. Cl.
CPC ...
F16C 1/900 ; F16C 2/900 ; F16H 2/500 ;
Abstract
In a rolling bearing comprising an outer ring an inner ring and a plurality of rolling elements rollably provided interposed between the outer ring and the inner ring the outer ring and the inner ring are formed by an austenite-based stainless steel. Further, the outer ring and the inner ring are subjected to plastication attaining a percent area reduction of equal or more than 25% to have a surface hardness HRC of equal or more than 35.