BULLDOZER Russian patent published in 1998 - IPC

FIELD: earth-moving machinery and equipment. SUBSTANCE: bulldozer has base vehicle, mouldboard, pushing beams which are pivotally connected to mouldboard and base vehicle. Also provided are hydraulic strut and brace which by their one ends are connected to mouldboard. Other ends of hydraulic strut and brace are pivotally connected to frame of base vehicle. Plane passing through hinges which secure pushing beams to base vehicle frame and mouldboard, and plane passing through hinges which secure hydraulic strut and brace to base vehicle frame and mouldboard are crossing in front of bulldozer. Longitudinal axes of hydraulic strut and brace are not parallel to longitudinal plane of bulldozer and are crossing this longitudinal plane of bulldozer behind mouldboard. Aforesaid arrangement of bulldozer components helps reduce amount of metal needed to manufacture this machine. EFFECT: higher efficiency. 3 cl, 4 dwg