Animal feeder

Details Animal feeder Animal feeder

1987-11-05

1990-04-03

Swiatek, Robert P.

Animal husbandry

Feeding device

Hopper and trough

119 561, A01K 500

Patent

active

049130960

ABSTRACT:
A mechanism for permitting enclosed animals, such as laboratory specimens, to arbitrarily cause a portion of food to be available; the mechanism includes an activating member, a first cam-activated, trip member operating as a function of the activating member, and a delay mechanism for periodically disrupting the activation of the trip member by the activating member.

REFERENCES:
patent: 2969769 (1961-01-01), Paschall
patent: 3204608 (1965-09-01), Snitz
patent: 3279434 (1966-10-01), Evans
patent: 3340851 (1967-09-01), Frank et al.
patent: 3727584 (1973-04-01), Permann
patent: 4050415 (1977-09-01), Conger
patent: 4256054 (1981-03-01), Hitchcock
patent: 4422409 (1983-12-01), Walker et al.
patent: 4497280 (1985-02-01), Sanstrom et al.
patent: 4770125 (1988-09-01), Gold et al.

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