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:
Feb. 27, 2007
Filed:
Aug. 29, 2003
Takanori Miyasaka, Kanagawa, JP;
Hirotoshi Aramaki, Kanagawa, JP;
Yasushi Mutou, Kanagawa, JP;
Juntaro Sahara, Kanagawa, JP;
Takanori Miyasaka, Kanagawa, JP;
Hirotoshi Aramaki, Kanagawa, JP;
Yasushi Mutou, Kanagawa, JP;
Juntaro Sahara, Kanagawa, JP;
NSK Ltd., Tokyo, JP;
Abstract
An abnormality diagnosis system for diagnosing a presence or absence of an abnormality of a bearing unit for a railway vehicle axle, comprises a sensing/processing portion for outputting a signal generated from the bearing unit as an electric signal, a calculating/processing portion for making an abnormality diagnosis of the bearing unit based on an output of the sensing/processing portion, a result outputting portion for outputting a decision result of the calculating/processing portion, and a controlling/processing portion for feeding back a control signal to a control system of the railway vehicle based on the decision result.