WORKING EQUIPMENT OF TRENCHING MACHINE Russian patent published in 1995 - IPC

FIELD: earth-moving machinery. SUBSTANCE: working equipment of trenching machine has scraper-type conveying member installed on base vehicle and cutting blade installed on carriage in front of conveying member and coupled with directed action vibrator by means of pushing beams. Disk cutters are mounted on carriage before cutting blade. Disk cutters have drive is form of driven shaft and motors kinematically coupled through reduction gears and shafts with motors. Vibration is transmitted to disks and cutting blade. Disks are constantly rotated by motors and cut slots in face, and teeth of blade chip off remaining blocks. EFFECT: increased efficiency, reduced consumption of energy for soil breaking. 3 dwg