US 7,546,914 B2
All-wheel transmission system
Jürgen Schranz, Graz (Austria); Bernd Gsell, Graz (Austria); Klaus Lippitsch, Graz (Austria); and Thomas Papst, Wildon (Austria)
Assigned to Magna Powertrain AG & Co KG, Lannach (Austria)
Filed on Jul. 27, 2006, as Appl. No. 11/493,999.
Claims priority of application No. GM523/2005 (AT), filed on Jul. 29, 2005.
Prior Publication US 2007/0023249 A1, Feb. 01, 2007
Int. Cl. B60K 17/34 (2006.01); F16D 21/02 (2006.01)
U.S. Cl. 192—48.4  [192/48.2; 192/48.5; 192/48.8] 22 Claims
OG exemplary drawing
 
14. A friction clutch for an all-wheel transmission system which comprises an inner clutch component and an outer clutch component with interleaved clutch disks which can be engaged in a regulated manner against a spring force, and a bridging clutch having a primary part and a secondary part, wherein said primary part and secondary part can be rotationally fixedly connected to one of said inner clutch component and said outer clutch component respectively, of said friction clutch, wherein said primary part of said bridging clutch is fastened to said outer clutch component of said friction clutch and said secondary part is rotationally fixedly connected and coupled in the axial direction to a pressure piston.