FIELD: transport.
SUBSTANCE: mobile spiral-helix feeder comprises trolley with motor and feeder. Feeder case terminates in flange to be attached to bin while feeder case bottom has branch pipe to connect a gravity pipe thereto. Feeder partially bald working tool represents a variable-diameter helical screw, said diameter uniformly decreasing to the end and has loop instead of the last turn.
EFFECT: uniform dumping of bin, longer life, power savings.
3 dwg
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