SCRAPER WORKING EQUIPMENT Russian patent published in 1995 - IPC

FIELD: earth-moving machinery. SUBSTANCE: placed between side walls of scraper bowl is earth distributor made in form of coupled driven blade throwers with vertical axles of rotation and vertical interbowl dipping mechanism. Found of bottom are discharge troughs adjoining end face walls. Troughs are connected by slider-lever mechanisms with double-acting hydraulic rams installed on side walls. Augers adjoin outer side of end face and mainly rear wall. Augers have common vertical travel-motion mechanism. Rear casing exceeds height of bowl which has additional lower auger casing. EFFECT: enlarged operating capabilities. 4 dwg