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:
Jan. 08, 2013

Filed:

Feb. 23, 2006
Applicants:

Akiharu Kanagawa, Saitama, JP;

Yasushi Aoki, Saitama, JP;

Makoto Kikuchi, Nagano, JP;

Inventors:

Akiharu Kanagawa, Saitama, JP;

Yasushi Aoki, Saitama, JP;

Makoto Kikuchi, Nagano, JP;

Assignees:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B60T 8/44 (2006.01);
U.S. Cl.
CPC ...
Abstract

A brake control device is provided, which is capable of providing a precise diagnosis on a trouble on a hydraulic pressure valve etc., so as to provide an appropriate output hydraulic pressure corresponding to a stroke amount of a brake pedal. In this device, an electromagnetic valve is provided on a hydraulic pressure passage allowing an auxiliary hydraulic pressure chamber to communicate with an accumulator, and is controlled to open when such a trouble occurs that output hydraulic pressure from the hydraulic pressure valve becomes lower than a predetermined range; and an electromagnetic valve is also provided on a hydraulic pressure passage allowing the auxiliary hydraulic pressure chamber to communicate with a reservoir, and is controlled to open when such a trouble occurs that the output hydraulic pressure from the hydraulic pressure valve becomes insufficiently reduced.


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