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:
Sep. 04, 1984
Filed:
Apr. 19, 1982
Applicant:
Inventor:
Harold Hodkinson, Coventry, GB;
Assignee:
Automotive Products plc, Leamington Spa, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60T / ;
U.S. Cl.
CPC ...
60550 ; 60551 ;
Abstract
A vehicle brake booster comprises a brake master cylinder operable by a brake pedal, and a power valve including valve means operable by the brake pedal to admit fluid under pressure from a source to a boost piston for applying a boost force to the master cylinder and to apply a reaction force to the brake pedal, the valve means are movable against a spring by fluid under pressure from the source from an inactive position to an active position so long as fluid under pressure is available.