Patent ID: 8474586

Claim:
A hydraulic dual clutch actuation assembly comprising: a housing including an inner cylindrical wall, an outer cylindrical wall concentric with the inner cylindrical wall, and a plurality of satellite cylindrical walls, the inner and outer cylindrical walls defining an inner piston annulus and the plurality of satellite cylindrical walls defining a plurality of satellite piston bores, and wherein each of the plurality of satellite cylindrical walls is disposed at least partially radially outward of the outer cylindrical wall; an annular central piston disposed in the inner piston annulus and in sliding engagement with the inner and outer cylindrical walls of the housing; a plurality of satellite pistons disposed in the satellite piston bores and in sliding engagement with the satellite cylindrical walls of the housing; and an annular apply member axially engaged with each of the plurality of satellite pistons and including an annular plate portion disposed radially outward of the outer cylindrical wall of the housing.