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:
Oct. 03, 2023
Filed:
Mar. 19, 2020
Applicant:
Ntn Corporation, Osaka, JP;
Inventor:
Tomoya Nakamura, Mie, JP;
Assignee:
NTN Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16C 19/16 (2006.01); F16C 33/38 (2006.01); F16C 33/66 (2006.01);
U.S. Cl.
CPC ...
F16C 19/16 (2013.01); F16C 33/38 (2013.01); F16C 33/3831 (2013.01); F16C 33/6696 (2013.01);
Abstract
A rolling bearing includes an inner ring, an outer ring, rolling elements, and a retainer that holds the rolling elements. The retainer includes a metal portion and a sliding resin portion The metal portion has communication holes each having a plurality of openings on the surface of the metal portion, and the sliding resin portion is disposed in the communication holes.