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:
Oct. 09, 2018

Filed:

Nov. 19, 2013
Applicant:

Pierburg Gmbh, Neuss, DE;

Inventors:

Rolf Lappan, Cologne, DE;

Christoph Sadowski, Sprockhoevel, DE;

Lukas Romanowski, Osnabrueck, DE;

Turgut Yilmaz, Cologne, DE;

Assignee:

PIERBURG GMBH, Neuss, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01M 1/02 (2006.01); F01M 1/16 (2006.01); F16K 11/06 (2006.01); F04B 49/00 (2006.01); F16K 31/06 (2006.01); G05D 16/20 (2006.01); F04B 53/10 (2006.01); F16K 27/02 (2006.01); F16K 27/04 (2006.01); F15B 13/044 (2006.01);
U.S. Cl.
CPC ...
F01M 1/16 (2013.01); F04B 49/002 (2013.01); F04B 53/1082 (2013.01); F16K 11/06 (2013.01); F16K 27/029 (2013.01); F16K 27/041 (2013.01); F16K 31/0613 (2013.01); G05D 16/2013 (2013.01); F01M 2001/0246 (2013.01); F15B 13/0442 (2013.01); F15B 2211/20553 (2013.01); Y10T 137/85978 (2015.04); Y10T 137/86879 (2015.04);
Abstract

A valve device for a hydraulic circuit includes an actuator unit and a valve unit. The actuator unit comprises an electromagnetic circuit comprising an armature which moves in a translational manner, a core, a coil carrier, a coil configured to be energized, and a flux guiding device. The coil is arranged on the coil carrier. The valve unit comprises a valve housing comprising a transverse bore which serves as a first control chamber pressure port, a regulating slide mounted in the valve housing, the regulating slide being configured to move axially, a first outlet port, an inlet port, and a second control chamber pressure port arranged between the inlet port and the first outlet port.


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