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. 27, 1993

Filed:

Nov. 19, 1991
Applicant:
Inventors:

Patrice Moinard, Montreuil, FR;

Philippe Castel, Paris, FR;

Roland Levrai, Stains, FR;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60T / ;
U.S. Cl.
CPC ...
3031135 ; 3031192 ;
Abstract

A pressure reduction mechanism (10) is installed in a brake circuit of the rear axle of a motor vehicle, comprising a master cylinder (1) and at least one monitoring device, the mechanism executing the brake-pressure reduction only in specific circumstances and comprising a regulating piston (14) sliding sealingly in a bore (13) and stressed by at least one spring (16, 17) in the opening direction of a regulating valve (15). The spring (16, 17) is arranged in a sealed chamber filled with an incompressible fluid, and a solenoid valve (22) controls the opening or closing of communication between the chamber and a reservoir of the fluid under low pressure.


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