The procedure involves fixing a draw bar (1) laterally at the rear of the vehicle. The draw bar consists of a carrier (2) having a rod (4) with ball head (3) and a force determining device (7). The towing can be improved if forces (8,9) exerted by pulled t...

The load-handling trolley is controlled by buttons (17) or levers on handles (16) on the end of an arm (1) pivoted to a base (5) and operated by a pedestrian or by a rider on an optionally folding platform. The arm is made with an articulated joint (10) be...