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:
Sep. 29, 2026
Filed:
Mar. 07, 2023
Applicant:
Ntn Corporation, Osaka, JP;
Inventors:
Assignee:
NTN Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16C 41/00 (2006.01);
U.S. Cl.
CPC ...
F16C 41/004 (2013.01); F16C 2233/00 (2013.01);
Abstract
A bearing device includes a bearing and a retaining member. The retaining member is fixed to any one ring of an outer ring and an inner ring. A circuit board is fixed to, in an axial direction, a front surface of a side plate portion. At least one gas sensor, which detects a state of the bearing, and a wireless communication circuit, which wirelessly transmits an output of the gas sensor to outside, are mounted on the circuit board.