FIELD: transport.
SUBSTANCE: invention relates to wheeled vehicles. Combination vehicle consists of tractor and trailer jointed by towing coupler made up of drawhook with pin and coupling link. Drawhook hollow rod accommodates rod spring-loaded by compression spring. Rod end is pivoted to con-rod, in its turn, pivoted to quadrant arranged to make angular turns on drawhook. Quadrant teeth are engaged with mate teeth cut on trailer hitch hook.
EFFECT: higher stability in motion.
2 dwg
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Authors
Dates
2012-10-20—Published
2011-05-05—Filed