Lifting feeding troughs for poultry coops

Animal husbandry – Milkers – With signals – indicators – registers – and timers

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Details

119 51R, 119 52R, A01K 102

Patent

active

047811480

ABSTRACT:
A poultry coop comprises a plurality of feeding troughs, a winding drum and cable for each trough, a common drive for all the winding drums, and a clutch for each of the winding drums including a manually movable operator for selectively coupling and decoupling its respective winding drum to the drive in order to lift or lower its respective feeding trough.

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patent: 4153010 (1979-05-01), Erfeling
patent: 4271941 (1981-06-01), Miller

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