Title: Irrigation method and apparatus

Abstract: A method and apparatus for distributing irrigation water and the like around agricultural plants. The apparatus includes a semi-permanent, semi-looped elastic distributing conduit having a closed end and an open end, with a plurality of spray nozzles in the upper surface of the conduit for distributing liquid outward from the plant in fan-like overlapping patterns. The apparatus becomes a semi-permanent installation, and the method includes the placing of such a semi-looped distributor close in about a plant and arranging the spray patterns to have a substantially fan-like configuration extending outward from the plant and overlapping.

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Inventors: Williams, David M. (Salinas, CA, US)

Application Number: 597327
Filing Date: 1975-07-21
Publication_date: 1977-03-08
Assignee:
Primary Class(es): 239/11 239/547, 239/567
Other Classes:
US Patent Ref:

652141	Jun, 1900	Raupp	239/567.
1245663	Nov, 1917	Black	341/242.
1406070	Feb, 1922	Patton	4/148.
2210180	Aug, 1940	Richardson	239/279.
2747935	May, 1956	Szantay	138/89.
2807505	Sep, 1957	Weitzel	239/145.
2814529	Nov, 1957	Arnt	239/208.
2909328	Oct, 1959	Babyak	239/567.
3091401	May, 1963	Hrub, Jr.	239/567.
3185397	May, 1965	Nelson	239/567.
3301515	Jan, 1967	Gerbracht	248/87.
3302323	Feb, 1967	Popa	47/9.
3387786	Jun, 1968	Rynberk	239/201.
3526109	Sep, 1970	Kirche	68/222.
3613309	Oct, 1971	Coburn	47/18.
3815831	Jun, 1974	Jooste	239/498.

Other Refs:
Primary Examiner: Cherry, Johnny D.
Assistant Examiner: Mar, Michael
Attorney: Brown & Martin