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:
Apr. 18, 2006
Filed:
May. 27, 2003
Applicant:
Martin Raadkjaer Joergensen, Soenderborg, DK;
Inventor:
Martin Raadkjaer Joergensen, Soenderborg, DK;
Assignee:
Sauer-Danfoss ApS, , DK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F15B 13/042 (2006.01);
U.S. Cl.
CPC ...
Abstract
A hydraulic valve system () has a supply connection arrangement, having a high-pressure connection (P) and a low-pressure connection, with a working connection arrangement, having two working connections (A, B), with a control valve (), which is arranged between the supply connection arrangement and the working connection arrangement, and with a non-return valve () for each working connection (A, B). The valve being arranged between the control valve () and the working connection arrangement. A tappet () mechanically opening the valve element () of said non-return valve.