ROAD TRAIN Russian patent published in 2018 - IPC B62D53/04 

FIELD: transport machine building.

SUBSTANCE: invention relates to transport machine building. Road train contains a tractor and semitrailer, connected by a king pin. Pin on one side is rigidly fixed to the supporting sheet of the frame of the semitrailer, and on the other hand it is located in the fifth wheel of the tractor unit. In the supporting sheet of the frame of the semitrailer, in its longitudinal plane of symmetry, a through groove is provided with the king pin movably disposed therein. Pin is rigidly connected to the body of the hydraulic cylinder, the rod of which is fixed on the above frame of the semitrailer.

EFFECT: improved maneuverability of the road train is achieved.

1 cl, 3 dwg