Patent ID: 7395735

Claim:
A change-speed gearbox, in particular for motor vehicles, comprising: at least one input shaft which can be connected to an engine by means of a clutch; at least one first, second and third output shaft; drive outputs engaged with said first, second and third output shafts, respectively; several gear wheel pairs for connecting the at least one input shaft to the first output shaft or to the second output shaft, at least one of the gear wheel pairs comprising one fixed wheel and one loose wheel; a shaft bearing the at least one loose wheel; a gear shift clutch assigned to the loose wheel that is connectable by means of said gear shift clutch in a rotationally fixed manner to the shaft bearing that loose wheel, resulting in selection of a forward gear; and a gearbox unit that engages with one of the loose gear wheels of one of the gear wheel pairs in order to connect the at least one input shaft to the third output shaft engaging with the respective drive output, wherein the gearbox unit comprises: at least one gearbox unit loose wheel; a gear shift clutch assigned to the gear box unit loose wheel, wherein a further forward gear can be implemented by means of the gearbox unit; and wherein an auxiliary drive is provided.