MULTI-TRANSITIONAL EMITTER FOR DRIP IRRIGATION

An emitter (2200) comprises a floor (2201), a first rail (2204a), and a second rail (2202b) defining at least one pressure reducing section (2208) including first opposing features in a first region to provide a first incremental exponent versus flow rate behavior and second opposing features in a s...

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Bibliographische Detailangaben
Hauptverfasser: Taylor, Jr., William C, Martin, David S, Hu, Brian D, Trinidad, Daniel, Knighton, Michael R
Format: Patent
Sprache:eng
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Zusammenfassung:An emitter (2200) comprises a floor (2201), a first rail (2204a), and a second rail (2202b) defining at least one pressure reducing section (2208) including first opposing features in a first region to provide a first incremental exponent versus flow rate behavior and second opposing features in a second region to provide a second incremental exponent versus flow rate behavior. The first and second incremental exponent versus flow rate behaviors being different and providing a more consistent overall incremental exponent versus flow rate behavior over a pressure range. The emitter (2200) can be connected to a lateral (2227) having an inner wall (2228), at least a portion of the inner wall (126A, 2228) defining a lateral flow path (2229). The first and second rails (2202A) are operatively connected to the inner wall (2228) and the floor (2201) interconnects distal ends of the first and second rails (2202A). The inner wall (2228), the first and second rails (2202A), and the floor (2201) define an emitter flow path (2229).