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.

Date of Patent:
May. 08, 2012

Filed:

May. 24, 2007
Applicants:

Hiroshi Ueno, Tondabayashi, JP;

Kazutoshi Toda, Tondabayashi, JP;

Kazuya Suzuki, Kashiwara, JP;

Satoshi Hashimoto, Kyoto, JP;

Alexei Vinogradov, Osaka, JP;

Inventors:

Hiroshi Ueno, Tondabayashi, JP;

Kazutoshi Toda, Tondabayashi, JP;

Kazuya Suzuki, Kashiwara, JP;

Satoshi Hashimoto, Kyoto, JP;

Alexei Vinogradov, Osaka, JP;

Assignees:

JTEKT Corporation, Osaka, JP;

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 29/14 (2006.01); G06F 19/00 (2011.01);
U.S. Cl.
CPC ...
Abstract

An AE detector has an AE sensor and a destruction judging section. The destruction judging section judges it as a warning of destruction of a bearing when there are a predetermined number or more of points defined by parameters calculated based on signals from the AE sensor in a predetermined region of a parameter space defined by a plurality of parameters which can be created based on the signals from the AE sensor.


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