Drip irrigation apparatus
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United States of America Patent
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-
Aug 18, 1987
Grant Date -
N/A
app pub date -
Jan 10, 1986
filing date -
Oct 3, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Pressure responsive, volume-controlled drip irrigation apparatus including a drip irrigation element defining a volume control region having a peripheral edge surface along at least part of the periphery thereof, there being disposed along a side of the volume control region a first surface of a flexible membrane, whose second surface communicates with a source of pressurized water, a flow restricting pathway having an inlet communicating with the source of pressurized water and an outlet communicating with the volume control region, and a water outlet communicating with the volume control region at the peripheral edge surface thereof.
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