Propulsion mechanism has four driving wheels

摘要

The present invention relates to a drive mechanism has four driving wheels for a. / p & & p & in accordance with the invention, the engine 1, the transmission 2 and the transfer device 3 are cells in a casing, an output shaft 10, the front wheels 7 and an output shaft 11, the rear wheels 8 are mounted in rotation by bearings 9 in the opposed walls of the part of the casing 4 which contains the transfer device, the two shafts 10 - 11 being mounted for rotation in one another by their parts of the stiffener and the positive clutch of the switch 15 between the modes of the propulsion by two wheels and by four wheels and the gear input 14 of the transfer device being borne by one and the other of the two shafts 10 - 11 above. / p & & p & the invention makes it possible to provide the propulsion by two or four driving wheels.