HYDRAULIC EQUIPMENT FOR DRIVING ONE OR MORE HYDRAULIC EQUIPMENT APPARATUS, MOUNTED ON A SEMI-TRAILER USING THE MOTORIZATION SYSTEM OF THE SEMI-TRAILER

摘要

HYDRAULIC APPARATUS FOR DRIVING A SEMI-TRAILER ATTACHED TO A ROAD TRACTOR AND A HYDRAULIC EQUIPMENT CARRIED BY THIS SEMI-TRAILER. /P P THIS APPARATUS INCLUDES AN AUXILIARY ENGINE81 WHICH CAN DRIVE THEM APPARATUS TO DRIVE, FOR EXAMPLE A CONCRETE MIXER86 BY A HYDRAULIC CIRCUIT100 WHEN THE VEHICLE IS MOVING, AND AN ELECTRICAL CIRCUIT 77, 72 OF VALVE CONTROL75, 76 WHICH, AT THE STOPPING OF THE VEHICLE, COMMUNICATE THE CIRCUIT100, AND THE CIRCUIT HYDROSTATIC 15, 96, WHICH DRIVES THE CONCRETE MIXER86. /P P THE INVENTION ALLOWS TO USE THE HYDROSTATIC CIRCUIT FOR DRIVING THE SEMI-TRAILER TO DRIVE ALTERNATIVELY EITHER THE AXLES OF THE SEMI-TRAILER, 'EQUIPMENT TO BE DRIVED, WHICH REDUCES FUEL CONSUMPTION AS WELL AS DEADLY WEIGHT AND COST OF EQUIPMENT.