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:
May. 19, 2009
Filed:
Nov. 22, 2004
Applicants:
Tatsuo Nakajima, Iwata, JP;
Kazutoyo Murakami, Iwata, JP;
Inventors:
Tatsuo Nakajima, Iwata, JP;
Kazutoyo Murakami, Iwata, JP;
Assignee:
NTN Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16C 32/04 (2006.01); G01P 3/00 (2006.01); G01R 11/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
To provide an IC-tagged bearing device, in which the IC tag can easily and assuredly fitted to the bearing device and can easily be protected from an environment of elevated temperature. A sealing memberfor sealing a bearing space delimited between inner and outer racesandhas the IC tagattached thereto. The sealing memberincludes a core metalprovided with an elastic element, which is made of rubber or resin, and the IC tagis held embedded in this elastic element. The IC tagmay be fixedly either bonded by vulcanization or engaged in a groove defined in the elastic element