Disclosed is a torque transmission device (1), in particular for a motor vehicle, comprising: - a first torque input element (2) rotating about an axis X, capable of being coupled to rotate with a crankshaft of a heat engine, comprising a rear portion (2a) and a front portion (2b), - a first torque output element (4), - an input clutch (10) selectively coupling, by friction, the torque input element (2) and torque output element (4), - an actuating system (20) associated with the input clutch (10) comprising a pressure chamber (21) and an axially movable piston (22), - a protective casing (27) designed to at least partially enclose the torque input element (2), the torque output element (4), the input clutch (10) and the actuating system (20), the casing (27) comprising an inner wall (28) extending axially around the axis X and a fluid passage network (80) designed to supply fluid to the actuating system (20), wherein said rear portion (2a) is arranged radially outside and inside the internal wall (28).
DISPOSITIF DE TRANSMISSION POUR VEHICULE AUTOMOBILE
TRANSMISSION DEVICE FOR A MOTOR VEHICLE
GETRIEBEVORRICHTUNG FÜR EIN KRAFTFAHRZEUG
2021-10-27
Patent
Electronic Resource
French