HIGH-ANGLE BELT CONVEYER Russian patent published in 2001 - IPC

FIELD: mining industry; transportation of rock at open- cast and underground mining. SUBSTANCE: high-angle belt conveyor has carrying belt and pressure belt with drives, transfer sections and high-angle section on which pressure modules are mounted. Side and middle rollers in these modules are arranged separately, and pressing forces of rollers are preset by microprocessor depending on specific operating conditions of conveyor determined by material weight pickups, level of material on conveyor and belt speed pickups. Choice pf belt rigidly according to proposed equation is possible to provided operation of conveyor with increased service life and reduced power consumption at increased capacity. Bending of belts in space through 180 deg around conveyor axis at transfer sections provides possibility of turning conveyor high-angle section in plan depending on specific conditions of operation. EFFECT: enlarged operating capabilities. 5 cl, 8 dwg