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:
Oct. 30, 2012
Filed:
Feb. 28, 2008
Applicants:
Dirk Schoeneberg, Raitenbuch, DE;
Holger Voges, Tiefenbach, DE;
Joerg Wutzler, Zwickau, DE;
Inventors:
Assignee:
Audi AG, Ingolstadt, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01L 1/34 (2006.01);
U.S. Cl.
CPC ...
Abstract
A valve drive assembly for selectively actuating a pair of valves of an internal combustion engine generally consisting of a pairs of cam supports rotatably fixed an axially displaceable on a camshaft, each provided with at least two cam profiles; means rotatably fixed and axially displaceable relative to the cam shaft, interposed between the cam supports; and means for selectively axially displacing the cam supports and the interposed means as a unit.