| 摘要 |
<p>Device for hitching together a towing vehicle and a towed vehicle comprising, in the case of a semi-trailer, the king pin (3) carried by a hitching plate (5) mounted so as to slide longitudinally with respect to the chassis of the semi-trailer and carrying an anchoring wedge (10) blocked between the projections of the trailer dolly (4) integral with the towing vehicle; one of the elements comprising the hitching plate (5) and the chassis of the semi-trailer (1) carries a roller (8 or 8a) and the other a ramp (9 or 9a) in which the roller is guided and which is shaped so as to cause the king pin (3) to be displaced forwards when the vehicle takes a bend; in the case of a trailer, its drawbar (13) is mounted so as to slide longitudinally with respect to the bogie, and one of the elements comprising the drawbar (13) and the chassis of the trailer carries a roller (15 or 15a) and the other a ramp (16 or 16a) in which the roller is guided and which is shaped so as to cause the drawbar (13) to be displaced forwards when the vehicle takes a bend. <IMAGE></p> |
