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:
Dec. 26, 2017

Filed:

Sep. 29, 2015
Applicant:

Robert Bosch Gmbh, Stuttgart, DE;

Inventors:

Ralf Neubauer, Lohr, DE;

Liebhart Zaiser, Karlstadt, DE;

Thomas Hirsch, Seligenstadt, DE;

Ludmilla Graf, Lohr, DE;

Harald Hahn, Neuhuetten, DE;

Konrad Schneider, Fellen, DE;

Dominik Wolf, Partenstein, DE;

Assignee:

Robert Bosch GmbH, Stuttgart, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16K 17/10 (2006.01);
U.S. Cl.
CPC ...
F16K 17/105 (2013.01);
Abstract

A valve includes a housing, in which a first valve body is accommodated so that it is moveable in a direction of a longitudinal axis, a first valve seat configured to be closed by the first valve body and arranged on the housing, a first fluid flow path extending from a first connection via the first valve seat to a second connection, a second valve seat closeable by a moveable second valve body, the second valve body formed separately from the first valve body, a second fluid flow path extending from the first connection via a bypass duct in the first valve body, onwards via the second valve seat to the second connection, so that pressure at the first connection is limited upwardly by the first and the second valve body in that hydraulic fluid is led to the second connection via the first fluid flow path.


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