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. 29, 2002
Filed:
Dec. 20, 2000
Applicant:
Inventors:
Christoph Goebel, Immenstaad, DE;
Gerhard Bailly, Friedrichshafen, DE;
Martin Spiess, Uhldingen, DE;
Willibald Probst, Wangen, DE;
Oliver Rumpf, München, DE;
Assignee:
ZF Friedrichshafen AG, Friedrichshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 4/700 ;
U.S. Cl.
CPC ...
F16H 4/700 ;
Abstract
A method and a device for actuating a motor vehicle clutch device ( ). A control device ( ) automatically influence the frictional power of the clutch device ( ) in accordance with predetermined criteria ( ) by varying the continuously variable ratio of a vehicle transmission ( ).