VEHICLE CATERPILLAR TRUCK Russian patent published in 2014 - IPC B62D57/00 

FIELD: transport.

SUBSTANCE: invention relates to automotive industry and may be used in caterpillar transport facilities. Truck comprises welded frame consisting of side members, guide wheel with tensioner, support rollers, drive sprocket actuated by finale drive with caterpillar track running there around. Said caterpillar track comprises reinforcing elements made integral with guides composed by reinforcing elements ends bent in one direction and arranged at a definite distance from each other, and steel cord as cable. Caterpillar track has running surface and bearing surface with grousers. Support device is composed of resilient torus-like chamber with hollow through axial channel arranged under welded frame side member in between guide wheel and drive sprocket. Said chamber outer surface rests on running surface between guides of endless reinforced rubber caterpillar track. Said hollow through channel accommodates pipe with revolving rollers. Pipe ends extending from said hollow through channel are secured at welded frame side members with the help of brackets.

EFFECT: higher flotation, reduced effects of propulsor on soil.

3 dwg