CABLE-PNEUMATIC TRACTOR-LOADING DEVICE OF WHEELED ROAD-TRAIN HITCH SYSTEM

摘要

FIELD: transport.SUBSTANCE: invention relates to automotive industry, particularly, to extra auxiliaries. Proposed device is composed of two flexible cable links. One of said links is locked by lug at trailer hitch bolt assembly to pass through guide pulleys fitted at brackets located at rear wheel axle and trailer frame. It comprises correcting lanyard fitted at retainer of upper arm of vertical articulated lever adjusted by air-operated regulator secured at trailer front wheel axle centre site. Another cable link is secured by lug at trailer hitch crossbar centre nearby pivot pins to pass through guide pulley with torsion bearing welded in trailer hitch crossbar. It is locked at retainer of lower arm of aforesaid articulated vertical lever adjusted by air-operated regulator to transfer the trailer load to the hitch and tractor drive wheels.EFFECT: increased flotation and higher efficiency of road trains on bad roads.2 dwg