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:
Jun. 10, 2025
Filed:
May. 25, 2023
Applicant:
Seiko Instruments Inc., Chiba, JP;
Inventors:
Assignee:
SEIKO INSTRUMENTS INC., Chiba, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16C 33/66 (2006.01); F16C 19/06 (2006.01);
U.S. Cl.
CPC ...
F16C 33/6696 (2013.01); F16C 19/06 (2013.01); F16C 2223/30 (2013.01); F16C 2380/26 (2013.01);
Abstract
To provide a rolling bearing and a rotating device which can reduce problems due to creep or the like, and a method for manufacturing a rolling bearing. A rolling bearing includes: an inner ring and an outer ring disposed coaxially with each other; and a rolling element disposed between the inner ring and the outer ring. A coating film is formed on at least one of an inner circumferential surface of the inner ring and an outer circumferential surface of the outer ring, and the coating film contains a mixture of calcium sulfonate and calcium carbonate or a compound obtained from calcium sulfonate and calcium carbonate.