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:
Nov. 12, 2002

Filed:

Mar. 29, 2001
Applicant:
Inventors:

Dieter Dinkel, Eppstein, DE;

Stephan Risch, Weiterstadt, DE;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B 3/501 ;
U.S. Cl.
CPC ...
F04B 3/501 ;
Abstract

The invention relates to a hydraulic unit for a hydraulic control and/or regulating device, in particular for anti-blocking and/or anti-slipping brake systems, comprising control and regulating electronics arranged in a control housing as well as a valve block connected to said control housing, whereby at least one driving means is provided for at least one pressure-generating element. A cavity associated with the pressure-generating element receives leakage fluid from the pressure-generating element and a discharge channel that is connected to the cavity is provided in the valve block. According to the present invention, a means is associated with the discharge channel, and said means prevents fluid from entering into the discharge channel.


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