Animal husbandry – Watering or liquid feed device – Fountains and troughs
Patent
1971-12-15
1976-03-02
Chamblee, Hugh R.
Animal husbandry
Watering or liquid feed device
Fountains and troughs
119 75, A01K 702
Patent
active
039410943
ABSTRACT:
An actuator-float for animal operation and automatically lifting and thereby closing the valve of a waterer cup, or the like, when filled to a predetermined level, and particularly adapted to animal waterer systems wherein water pressure is relied upon for maintaining the normally closed condition of said valves.
REFERENCES:
patent: 1259791 (1918-03-01), Simmons
patent: 1982062 (1934-11-01), Matthews
patent: 2921556 (1960-01-01), Nilsen
patent: 3505978 (1970-04-01), Nilsen
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