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:
Aug. 31, 2004
Filed:
May. 05, 2003
Ünal Gazyakan, Friedrichshafen, DE;
Detlef Baasch, Friedrichshafen, DE;
Gerhard Gumpoltsberger, Friedrichshafen, DE;
Michael Ebenhoch, Friedrichshafen, DE;
Barbara Schmohl, Friedrichshafen, DE;
ZF Friedrichshafen AG, Friedrichshafen, DE;
Abstract
An all-wheel distributor transmission ( ) is described for a motor vehicle comprising a planetary gear set as multiplication step ( ) for a switchable off-road gear and a planetary gear set ( ) with variable division for distributing a drive torque onto a front axle and a rear axle. The all-wheel distributor transmission ( ) also has an adjustable lock ( ) for locking between the front axle and the rear axle, the lock ( ) and the multiplication step ( ) being actuatable via a controllable drive device ( ). The drive device ( ) comprises a drive shaft ( ) and two output shafts ( ), the first output shaft ( ) being in operative connection with the multiplication step ( ) and the second output shaft ( ) being in operative connection with the lock ( ). A torque introduced via the drive shaft ( ) can be applied on the first or the second output shaft ( or ) according to a control of a shift unit ( ) for actuating the lock ( ) or the multiplication step ( ).