Irrigation additive delivery system

Details Irrigation additive delivery system Irrigation additive delivery system

1985-11-06

1987-01-13

Kashnikow, Andres

Fluid sprinkling, spraying, and diffusing

Processes

Including dissolving or entraining in liquid stream

137102, 1375645, 137218, 239310, 239323, B05B 730

Patent

active

046358480

ABSTRACT:
Apparatus and method of its use for delivering liquid additives to irrigation units which comprises an additive liquid source and means for injecting said additives. Injection means utilize the venturi effect to permit controlled delivery of additive to fluid bound for the sprinkler circuit. Check valves permit connection of one additive liquid source to a series of water supplies. A pressure relief valve having sliding members is also described.

REFERENCES:
patent: 3198438 (1965-08-01), Hultgren
patent: 3521676 (1970-07-01), Handeland
patent: 3556141 (1971-01-01), Hind
patent: 3720230 (1973-03-01), Miller et al.
patent: 3974847 (1976-08-01), Hodges
patent: 4248266 (1981-02-01), Queen
patent: 4281935 (1981-08-01), Cramer et al.
patent: 4364516 (1982-12-01), Rhoades et al.
patent: 4418869 (1983-12-01), Healy

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