Patent ID: 8360217
Filing Date: 2013-01-29
Classification: F16D

Abstract:
1. An actuation device for a double clutch, which has a first partial clutch and a second partial clutch through which a drive shaft of a drive with a first transmission input shaft and a second transmission input shaft of a double clutch transmission are connectable, the actuation device comprising: a first pneumatically or hydraulically actuatable cylinder unit with a first cylinder housing and a first piston for pulling a first actuation bearing of one of the partial clutches; and a second pneumatically or hydraulically actuatable cylinder unit with a second cylinder housing and a second piston for pushing a second actuation bearing of another of the partial clutches, the actuation device having a transmission side facing the double clutch transmission, wherein the first and second cylinder units are disposed nested in one another so that the cylinder units form an inner cylinder unit and an outer cylinder unit, and wherein the first and second actuation bearings are disposed proximate ends of the first and second pistons that face from the transmission side.