LOAD CARRYING TRUCK PROVIDED WITH A TRACTION SYSTEM AND A METHOD FOR THE CONTROL OF A TRACTION SYSTEM OF A LOAD CARRYING TRUCK

摘要

A towing system is provided on the cargo truck 1 which comprises a first pair of mechanically driven rear wheel tow wheels 2a and 2b connected to the internal combustion engine 5 by a mechanical drive train 4, 7), and a second pair (6a, 6b) of steerable tow wheels that are hydraulically powered by a pair of hydraulic wheel motors and a second pair (6a, 6b) of hydraulic motors And a pump (9). The traction system is also connected to the hydraulic pump 9 and is connected to the steering angle of the second pair of traction wheels 6a and 6b provided with the rotational speeds of the one rear wheels 2a and 2b and the hydraulic wheel motors 8a and 8b And a control unit (10) adapted to control the operation of the hydraulic pump (9) in dependence on the control unit (10).;