Animal husbandry – Watering or liquid feed device – Temperature-controlling
Patent
1987-08-10
1989-03-21
Peshock, Robert
Animal husbandry
Watering or liquid feed device
Temperature-controlling
119 74, A01K 1300
Patent
active
048133787
ABSTRACT:
An animal activated watering fountain in which intake and shut-off valves are located below the frost line to allow for year round use. That is, the fountain is not subject to freezing. The fountain is characterized by a hydrant or drain-back valve which can be activated to maintain the level of the water either below such frost line, i.e. freezing weather, or at the top of the water feed line, i.e. milder weather.
REFERENCES:
patent: 439290 (1890-10-01), Clapp
patent: 1228224 (1917-05-01), Luke
patent: 3381667 (1968-05-01), Martin
patent: 3547083 (1970-12-01), Peterson
patent: 3618570 (1971-11-01), Chevez
patent: 3831558 (1974-08-01), Forbes
Noll William B.
Peshock Robert
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