Transmission assembly, in particular for motor vehicle, the hydraulic coupling device comprising such a transmission assembly, the movement take up device suitable for the construction of that - latter, and to the embodiment of the device of the movement.

摘要

It is a transmission assembly in which the part of the input of a device of the movement 22 is calee, both axially and circumferentially, by at least one lug 38, the cylindrical wall 12 of a piece of the input 11. / p & & p & according to the invention, the lug or lugs 38 are made of soft steel protege, and they are fixed by welding, both in the cylindrical wall 12 of the piece of the input 11 that is part of the input a concerned of the device of the movement 22. / p & & p & application, in particular, to the components of the hydraulic coupling a torsion damping device integrated in particular for motor vehicle, 2004.