Importance

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Abstract

Drip irrigation emitter apparatus comprising a water inlet, a water outlet, and an elongated flowpath extending from the water inlet to the water outlet, the flowpath defining an entrance coupled to the water inlet and extending into a type one vortex region, the type one vortex region extending via an intermediate region into a type two vortex region, the type two vortex region extending via an intermediate region into a type one vortex region, and wherein the type one vortex region comprises a region including a first rounded concave corner having a first radius of curvature and a first substantially pointed convex vertex to a first side of the first rounded concave corner, and the type two vortex region comprises a second rounded concave corner having a second radius of curvature and a second generally pointed convex vertex to a second side of the second rounded concave corner.

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First Claim