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:
Aug. 20, 1996
Filed:
Feb. 22, 1995
Applicant:
Inventor:
Jurgen Bauer, Wiesbaden, DE;
Assignee:
ITT Automotive Europe GmbH, , US;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F15B / ;
U.S. Cl.
CPC ...
9137 / ;
Abstract
To optimize the ratio of forces which are caused during operation of a vacuum brake power booster, in particular the response force and the resetting force, according to the present invention, means are provided which permit applying the pneumatic pressure, which prevails in the ventilatable working chamber, to the side of the valve member of a control valve remote from the sealing seats of the control valve, the control valve controlling the pneumatic pressure differential between a vacuum and the atmospheric pressure.