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:
Jul. 12, 2011
Filed:
Mar. 05, 2008
Martin Staudinger, Ettlingen, DE;
Laurent Ineichen, Strasbourg, FR;
Marco Grethel, Bühlertal, DE;
Eric Müller, Kaiserslautern, DE;
Martin Staudinger, Ettlingen, DE;
Laurent Ineichen, Strasbourg, FR;
Marco Grethel, Bühlertal, DE;
Eric Müller, Kaiserslautern, DE;
Abstract
A hydraulic system including a pump for feeding hydraulic fluid from an inlet side to an outlet side. A pressure accumulator is disposed at the outlet side, and between the pump and the pressure accumulator a hydraulic control valve is disposed, which has at least two valve positions. The outlet side of the pump is connected to the pressure accumulator in a second valve position, and is separated from the pressure accumulator in a first valve position. The outlet side of the pump is connected to the inlet side through the control valve in the first valve position.