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:
Apr. 09, 2002

Filed:

Oct. 29, 1999
Applicant:
Inventors:

Atsuo Ota, Saitama, JP;

Toshiya Nagatsuyu, Saitama, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 3/100 ; G01M 1/700 ;
U.S. Cl.
CPC ...
G01R 3/100 ; G01M 1/700 ;
Abstract

To enable calling and turning off of failure codes stored in a control unit without using a dedicated switch or the like. An electronic control unit controls an actuator of a braking device, stores failure codes representing problems in the braking device, and has its power terminal connected to a battery via a fuse. A main switch is turned on to connect the power terminal to the battery. Thereafter, the fuse is made inoperative or detached, and is re-installed after a lapse of a predetermined time interval. A failure code stored in the electronic control unit is called, and is displayed by an indicator. Then, the fuse is again made inoperative or detached, and re-installed in the predetermined time interval. The failure code will be automatically turned off. Alternatively, a connector may be used to substitute for or in combination with the fuse.


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