Power and free conveyor and pusher assembly therefor

Details Power and free conveyor and pusher assembly therefor Power and free conveyor and pusher assembly therefor

1982-09-28

1984-11-20

Reese, Randolph

Railways

Traction

Chain

104172S, 198472, B61B 1002

Patent

active

044832524

ABSTRACT:
A power and free conveyor comprising a power track supporting an endless driven chain to which pusher assemblies are attached, a load track parallel to the power tracks, and carriers mounted on the load track, each carrier having a driving member releasably engageable by a pusher member of a pusher assembly. The conveyor is arranged in a vertical loop having an upright portion in which the power track is above the load track and an inverted portion in which the power track is below the load track. Each pusher assembly includes a pivoted pusher member, a pivoted counterweight member and a one-way connection between these members, the pusher member being biased by its mass into engageable relation with a carrier driving member on the upright portion of the conveyor and being biased into such engageable relation by the mass of the counterweight on the inverted portion of the carrier.

REFERENCES:
patent: 3559585 (1971-02-01), Lempio
patent: 3598228 (1971-08-01), Pipes
patent: 3640226 (1972-02-01), Klamp

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