US PATENT SUBCLASS 119 / 55
.~.~.~ Platform

Current as of: June, 1999
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119 /   HD   ANIMAL HUSBANDRY

51.01  DF  FEEDING DEVICE {16}
52.1  DF  .~ Hopper and trough {7}
54  DF  .~.~ Animal-controlled supply {1}
55.~.~.~ Platform

DEFINITION

Classification: 119/55

Combined hoppers and troughs having means whereby the weight of the feeding stock may control the flow of feed from hopper to trough or the uncovering of the trough, the essential feature lying in the fact that the stock seeking food controls access to it or the rate of its flow, or both, by stepping upon a platform or treadle.

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