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. 19, 2004
Filed:
Jan. 17, 2002
Applicant:
Inventor:
Friedrich J. Ehrlinger, Friedrichshafen, DE;
Assignee:
ZF Friedrichshafen AG, Friedrichshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 3/72 ; B60K 1/02 ;
U.S. Cl.
CPC ...
F16H 3/72 ; B60K 1/02 ;
Abstract
An electrodynamic drive system ( ) for a vehicle having, between a drive source ( )and a transmission ( ), a planetary gear drive ( ) which incorporates three elements, namely, a sun gear ( ), an internal gear ( ) and a planetary gear carrier ( ). A first element ( ) is connected to the transmission ( ), a second element ( ) is connected to the drive source ( ) and a third element ( ) is bound to at least one electric motor ( ), thus an abrasion-free starting element is formed for the vehicle.