CABLE SCRAPER UNIT Russian patent published in 1994 - IPC

FIELD: mine industry; loading-unloading works. SUBSTANCE: reversible electric motor is mounted onto the bed, as well as reducer, driving pulley. Driving rope is thrown over pulley and block. The ladle is suspended onto the rope through hinge links. The ladle when moving is filled with ground. Movement of the ladder is subjected to resistance which may be controlled automatically due to change in thickness of ground taken by the ladder. EFFECT: improved efficiency of operation. 10 dwg