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:
Aug. 31, 2021
Filed:
Aug. 03, 2018
Nec Corporation, Tokyo, JP;
Tohoku University, Miyagi, JP;
Akihiro Kirihara, Tokyo, JP;
Masahiko Ishida, Tokyo, JP;
Koichi Terashima, Tokyo, JP;
Ryohto Sawada, Tokyo, JP;
Eiji Saitoh, Miyagi, JP;
Yasuyuki Oikawa, Miyagi, JP;
Ryo Iguchi, Miyagi, JP;
Masao Ono, Ibaraki, JP;
NEC CORPORATION, Tokyo, JP;
TOHOKU UNIVERSITY, Miyagi, JP;
Abstract
In order to determine information about the generation of heat in a bearing () in a simple manner, a bearing () includes an outer ring () secured to a securing member, and an inner ring () provided on the inside of the outer ring () and secured to a shaft that rotates in the circumferential direction relative to the securing member. A thermal flow sensor () is provided as a coating on a securing-side surface that includes the outer ring (), and generates a thermoelectromotive force including information about frictional heat generated with the rotation of the shaft.