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:
May. 24, 2011
Filed:
Sep. 15, 2008
Applicants:
Andreas Knecht, Kusterdingen, DE;
Dirk Pohl, Kirchentellinsfurt, DE;
Jens Bartzsch, Rottenburg am Neckar, DE;
Gordon Neudoerfer, Ulm/Maehringen, DE;
Inventors:
Andreas Knecht, Kusterdingen, DE;
Dirk Pohl, Kirchentellinsfurt, DE;
Jens Bartzsch, Rottenburg am Neckar, DE;
Gordon Neudoerfer, Ulm/Maehringen, DE;
Assignee:
Hydraulik-Ring GmbH, Marktheidenfeld, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01L 1/34 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a valve and suitable hydraulic circuit, especially for camshaft adjusters of an internal combustion engine. The hydraulic circuit comprises a number of check valves or two-way valves operating as check valves, in order to provide a rapid camshaft adjuster with a high regulating quality.