TRAIL VEHICLE / TRAVEL VEHICLE COMBINATION, ESPECIALLY AS A LONG COMMERCIAL VEHICLE COMBINATION

摘要

The invention relates to a trailer / road vehicle combination, especially as a long commercial vehicle combination, with a mechanical horse (2; 14; 21) controllable with at least one driving axle (6; 15) in combination with at least one. vehicle coupled to the mechanical horse (2; 14; 21), especially in combination with at least one semi-trailer (5; 16; 23; 26) and / or at least one dolly (3; 22; 24) with semi-trailer (5; 23; 26) and / or with at least one trailer (19) as a transport trailer. according to the invention at least one power axis (9; 12; 17; 25) of the vehicle coupled to the mechanical horse (2; 14; 21) is configured as a drive module and as a temporary drive shaft, wherein the module has a drive unit (28) that can be activated automatically and operated for a limited time by means of a control unit (29), depending on the calculated operating state of the vehicle and the calculated drive demand of the trailer vehicle combination. / road vehicle (1).