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.:

US 6543859 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 08, 2003

Filed:

Feb. 27, 2002
Applicant:
Inventor:

Tadashige Sakamoto, Yokosuka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60T 8/34 ;
U.S. Cl.
CPC ...
B60T 8/34 ;
Abstract

An electric control apparatus of a brake is provided with a second reservoir, in which a brake fluid is stored in advance, separately from a control device of a brake hydraulic pressure. The second reservoir communicates with a pump, which is an original component of the control device, on the side of a suction opening of the pump through a second liquid passage equipped with a first on-off valve. A first liquid passage is equipped with a second on-off valve. The pump is operated with the first on-off valve being opened to supply a brake hydraulic pressure corresponding to the quantity of an operation of a brake pedal in a sate in which the second on-off valve is closed to a wheel cylinder as an electric control mode of a brake hydraulic pressure of an electronic control unit.


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Sakamoto, Tadashige. (2003). Electric control apparatus for brake (U.S. Patent No. 6543859). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6543859

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