The speed-change gearbox comprises several gear sets equipped with synchronized clutches and switchable driving gears such as forward gears and one reverse gear. The change speed transmission (10) is divided into two partial transmissions (I,II) by switchi...

A stepless gear drive for a four-wheel drive motor vehicle comprises a drive shaft (12) and two shafts driving the front and rear axles (18,20) and two separate continuous rotary converters (14,16) with disc drive units (32,34,40,42) connected to the drive...

Described herein is a transmission system for motor vehicles in which the engine and the gear shift are set in a transverse direction with respect to the direction of travel of the vehicle, the system comprising: a front differential (3) having a gear-trai...

In a pressure type differential limiting clutch (60), a drive plate and a driven plate provided between a clutch drum (61) for transmitting a driving force to a front drive shaft (16) and a clutch hub (62) for transmitting the driving force to a rear drive...