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:
Nov. 30, 2021
Filed:
Nov. 05, 2020
Applicant:
Ihi Corporation, Tokyo, JP;
Inventors:
Yutaka Uneura, Tokyo, JP;
Takahiro Tanaka, Tokyo, JP;
Hiroki Mochizuki, Tokyo, JP;
Shunsuke Nishii, Tokyo, JP;
Hideyuki Kojima, Tokyo, JP;
Assignee:
IHI Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
F16C 27/04 (2006.01); F16C 33/66 (2006.01); F16C 19/18 (2006.01); F16C 35/04 (2006.01);
U.S. Cl.
CPC ...
F16C 27/045 (2013.01); F16C 19/18 (2013.01); F16C 33/6685 (2013.01); F16C 19/183 (2013.01); F16C 35/042 (2013.01); F16C 2360/24 (2013.01);
Abstract
Provided is a bearing structure, including: a damper groove formed in at least one of an outer peripheral surface of an outer ring of a rolling bearing or an inner peripheral surface of a bearing hole so as to extend in a circumferential direction of a shaft; and a second oil drain hole having one end communicating with the damper groove, and another end opened to an outside of a cylindrical portion.