Fluid sprinkling – spraying – and diffusing – With cleaning means – drip collecting – waste disposal or soil... – Nozzle cleaner – flusher or drainer
Patent
1977-07-14
1979-11-13
Love, John J.
Fluid sprinkling, spraying, and diffusing
With cleaning means, drip collecting, waste disposal or soil...
Nozzle cleaner, flusher or drainer
239542, 239547, B05B 1502
Patent
active
041740670
ABSTRACT:
An irrigation system including liquid passage means made of a plastic pipe having very small slit openings for discharging liquid therefrom, further including means for selectively supplying compressed air into the liquid passage means for occasionally blowing off the very small slit openings when they have been clogged.
REFERENCES:
patent: 1778551 (1930-10-01), Etnyre
patent: 3587972 (1971-06-01), Weeth
patent: 3662955 (1972-05-01), Takanashi
patent: 3840182 (1974-10-01), Geffroy
Metsugi Masahiro
Watanabe Sohsuke
Hitachi Chemical Company Ltd.
Love John J.
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