DEVICE FOR PROTECTING MINE HOISTING PLANT AGAINST LAP OF HAULAGE ROPES

摘要

FIELD: mine industry. SUBSTANCE: device has mine hoisting plant drive 1, two hoist vessels, two transmitters, two acoustic oscillations radiators, two acoustic oscillations receivers, standard generator, two mixers, two discriminator, two comparator, EXCLUSIVE-OR gate, unit for protection against lapping. EFFECT: improved protection. 1 dwg