Multi-stage dripping tube for irrigation

Fluid sprinkling – spraying – and diffusing – Conduit or nozzle attached irrigation-type decelerator

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Details

239556, B05B 120

Patent

active

055203396

ABSTRACT:
A multi-stage dripping tube for irrigation comprising a main tube having an elongate flat plate portion, which has small dripping tubular passageways formed lengthwise in its interior, each small dripping tubular passageway having a plurality of drip stream portions connected with one after another, each drip stream portion consisting of a pressure-falling section bent up and having a smaller diameter than horizontal sections, a first horizontal flowing section behind the pressure-falling section, a blocking section bent down and of a small diameter than horizontal sections behind the first horizontal flowing section, a second horizontal section behind the blocking section, and a sealed outlet at the end of each drip stream portion, one of the outlets selectably cut open for proper volume of water to drip out for irrigating seedlings, saplings, young plants, etc.

REFERENCES:
patent: 3792588 (1974-02-01), Gilaad
patent: 4763842 (1988-08-01), Dunn
patent: 5106021 (1992-04-01), Gilead

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