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. 03, 2009
Filed:
Feb. 08, 2003
Applicants:
Andreas Knecht, Kusterdingen, DE;
Guido Schneider, Altenstadt, DE;
Gerold Sluka, Nuertingen, DE;
Wolfgang Stephan, Boll, DE;
Inventors:
Andreas Knecht, Kusterdingen, DE;
Guido Schneider, Altenstadt, DE;
Gerold Sluka, Nuertingen, DE;
Wolfgang Stephan, Boll, DE;
Assignee:
Dr. Ing H.C.F. Porsche Aktiengesellschaft, Stuttgart, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01L 1/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A drive for valve drive operating control systems in motor vehicles, preferably for camshaft adjusters, includes at least one drive wheel and functional parts, such as a cover, a stator, a closing ring, and a sealing ring, as well as at least one rotor. The drive wheel and at least one of the functional parts are produced in a single part from a high-resistant, non-metallic material.