| 摘要 |
FIELD: transport engineering. ^ SUBSTANCE: invention relates to railless vehicles and it can be used in trailer-trains including truck-tractors of different models furnished with fifth-wheel coupler gears. Proposed fifth-wheel tractor consists of chassis which carries cab, different sets and fifth-wheel coupler gear designed for semitrailers. Support plate of coupler gear has nut engaging with screw secured on hydraulic motor hydraulic coupled with steering mechanism hydraulic booster. ^ EFFECT: improved efficiency of carriage by trailer-trains. ^ 3 dwg |
