FIELD: mining industry. SUBSTANCE: device has track in form of rails mounted on slopes and benches. Two vertical walls 2 with rails 3 are installed on each bench. Device has cars 4 intercoupled by flexible traction member 5 and drive drum 6. Rails 3 arranged at both sides of car have two sections - flat one (parallel with bench) and sloping one (parallel with slope). Car 4 has lower, upper and additional wheels installed coaxially with upper wheels for engagement with rails 3. Sections of rails 1 and 3 are gradually sloping to the side of worked out space. EFFECT: enlarged operating capabilities. 2 cl, 2 dwg
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