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:
Feb. 23, 2016
Filed:
Apr. 12, 2013
Applicant:
Schaeffler Technologies Gmbh & Co. KG, Herzogenaurach, DE;
Inventors:
David Kohler, Egloffstein, DE;
Markus Kinscher, Lauf a.d. Pegnitz, DE;
Ali Bayrakdar, Rothenbach/Pegnitz, DE;
Assignee:
Schaeffler Technologies AG & Co. KG, Herzogenaurach, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01L 1/34 (2006.01); F01L 1/344 (2006.01);
U.S. Cl.
CPC ...
F01L 1/3442 (2013.01); F01L 2001/34423 (2013.01); F01L 2001/34426 (2013.01); F01L 2001/34433 (2013.01); F01L 2001/34453 (2013.01); F01L 2001/34459 (2013.01);
Abstract
A control valve () of a camshaft adjuster, which has a housing () having three pin openings (), spaced apart axially from each other, wherein two pin openings () are each connected to the tank connection (T) in two axial positions of the control piston () and the third pin opening () is not connected to the tank connection (T) in a third axial position of the control piston () in a fluid-conducting manner.