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. 07, 2014
Filed:
Sep. 09, 2009
Applicant:
Andreas Strauss, Forchheim, DE;
Inventor:
Andreas Strauss, Forchheim, DE;
Assignee:
Schaeffler Technologies AG & Co. KG, Herzogenaurach, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01L 1/34 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a device () for variably adjusting the control times of gas exchange valves () of an internal combustion engine () having a hydraulic phase shifting device (), a camshaft (), and a pressure accumulator (), wherein the phase shifting device () can be brought into a drive connection with a crankshaft () and is connected to the camshaft () in a rotationally fixed manner, wherein a phase position of the camshaft () relative to the crankshaft () can be variably adjusted by means of the phase shifting device () and wherein the interior of the camshaft () comprises a cavity ().