SCRAPER BOWL Russian patent published in 1995 - IPC

FIELD: earth-moving machinery. SUBSTANCE: scraper bowl has side walls thrusting against wheels and furnished with lifting mechanism. Side walls are connected with bottom which has cutting knives. Front suspension has turning gate support plate operated by side hydraulic rams through single-arm levers. Tie-rods are hinge-connected with hydraulic rams through single-arm levers. Front suspension of gate is cable-type with sheaves of reverse pulley block. Rear part, of gate has springs fitted on rods getting into turning bushings installed on additional armed levers connected with tie-rod levers by means of common driving levers sliders hinge-coupled with driven links. The latter are installed on side walls of bowl connected with front upper end face casing. EFFECT: enlarged operating capabilities. 4 dwg