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:
Mar. 03, 2020
Filed:
Mar. 13, 2018
Applicant:
Mitsubishi Heavy Industries, Ltd., Tokyo, JP;
Inventors:
Akihiko Umeda, Tokyo, JP;
Shuichi Isayama, Tokyo, JP;
Hiroyuki Tani, Tokyo, JP;
Shigeyuki Mori, Tokyo, JP;
Shinya Nakamura, Tokyo, JP;
Toshihiro Omae, Tokyo, JP;
Assignee:
MITSUBISHI HEAVY INDUSTRIES, LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16C 9/02 (2006.01); F16C 33/58 (2006.01); F16C 19/06 (2006.01); F16C 33/38 (2006.01);
U.S. Cl.
CPC ...
F16C 9/02 (2013.01); F16C 19/06 (2013.01); F16C 33/585 (2013.01); F16C 33/3837 (2013.01); F16C 2240/76 (2013.01); F16C 2360/22 (2013.01);
Abstract
A rolling bearing includes an outer ring supported by a fixed body, an inner ring which supports a rotating shaft, and rolling elements between an inner groove of the outer ring and an outer groove of the inner ring, wherein a curvature radius R of at least the inner groove of the outer ring is in a range of 2r×0.53≤R≤2r×0.55 in relation to a radius r of one of the rolling elements.