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:
Jan. 30, 2018
Filed:
Mar. 08, 2013
Applicant:
Schaeffler Technologies Gmbh & Co. KG, Herzogenaurach, DE;
Inventor:
Ali Bayrakdar, Rothenbach/Pegnitz, DE;
Assignee:
Schaeffler Technologies AG & Co. KG, Herzogenaurach, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 11/07 (2006.01); F16K 15/18 (2006.01); F01L 1/344 (2006.01);
U.S. Cl.
CPC ...
F16K 15/183 (2013.01); F01L 1/344 (2013.01); F01L 1/3442 (2013.01); F01L 2001/34426 (2013.01); Y10T 137/88054 (2015.04);
Abstract
A control valve () for controlling pressure medium flows of a camshaft adjuster which includes a substantially hollow cylindrical valve housing (), a control piston (), which is guided axially displaceably inside the valve housing (), and a non-return valve () which can be hydraulically released. In a region of a pressure medium inlet, the valve housing () includes a housing shaft () with an axial inflow bore () which widens in funnel-like manner towards the inlet side.