Fluid sprinkling – spraying – and diffusing – With cutoff or flow varying means operated by means...
Patent
1985-11-18
1987-03-10
Kashnikow, Andres
Fluid sprinkling, spraying, and diffusing
With cutoff or flow varying means operated by means...
73337, 137 783, B05B 1212
Patent
active
046485554
ABSTRACT:
An irrigation device for controlling moisture level in soil utilizing a moisture-sensitive element which mechanically actuates a valve so that availability of water is controlled by the presence or absence or moisture in the soil.
REFERENCES:
patent: 2674490 (1954-04-01), Richards
patent: 2768027 (1956-10-01), Nelson
patent: 3204872 (1965-09-01), Whear
patent: 3874590 (1975-04-01), Gibson
patent: 4095458 (1978-06-01), Wild
patent: 4214701 (1980-07-01), Beckmann
Forman Michael J.
Kashnikow Andres
Schappert Leonard D.
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