Importance

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Abstract

Drip irrigation apparatus including a continuous outer tube and a plurality of low rate determining inserts located at desired locations therealong interiorly of the outer tube, the inserts being selected to have one or more of the following features; an outlet chamber which extends over a significant portion of the circumference of the outer tube; a configuration which allows substantial flattening of the outer tube when not in use, a pressure responsive flow controller; a pressure reducing pathway formed solely or partially by the insert and an air pocket spring defined wholly or partially by the insert for cooperation with a pressure responsive flow controller, thereby providing a flow controller which integrally formed as a single unit.

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First Claim