Automated irrigation system

Details Automated irrigation system Automated irrigation system

1976-05-13

1977-07-05

Blunk, Evon C.

Fluid sprinkling, spraying, and diffusing

With mobile tank-type supply means

Aircraft carried

137344, B05B 312

Patent

active

040335089

ABSTRACT:
In a center pivot irrigation system, comprising a hollow tube advanced on a wheeled carriage around a pivot and including a plurality of spray heads thereon, the improvement comprising a telescopically received extension deployable from the end of the pivoting tube at the corners of a rectangular plot. A stepping switch, fixed to the pivot, provides the requisite deployment signals at predetermined angular positions, releasing the extension and turning the wheels on a sliding support frame for advancement or retraction. The signals from the stepping switch are furthermore combined with a plurality of status signals to indicate a failure.

REFERENCES:
patent: 3802627 (1974-04-01), Seckler
patent: 3902668 (1975-09-01), Daugherty et al.
patent: 3921908 (1975-11-01), Zimmerer

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