Title:
EMITTER AND DRIP IRRIGATION TUBE
Document Type and Number:
Japanese Patent JP2019129784
Kind Code:
A
Abstract:
To provide an emitter capable of sufficiently removing a foreign matter accumulated on a channel when applying high pressure water flow thereto.SOLUTION: The emitter comprises: a water intake part for taking a liquid for irrigation; a discharge part provided to face a discharge hole of a tube and discharges a liquid for irrigation; and a channel for connecting the water intake part and discharge part, and circulating the liquid for irrigation. The channel comprises in a flow direction of the liquid for irrigation, a pressure reduction channel having a plurality of salients which alternately protrude from both sides of the side surface. The salients are formed of a material having flexibility, and are deformed when flushing is performed at pressure of 0.5 MPa or more.SELECTED DRAWING: Figure 5
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Inventors:
MORIKOSHI DAISUKE
Application Number:
JP2018016329A
Publication Date:
August 08, 2019
Filing Date:
February 01, 2018
Export Citation:
Assignee:
ENPLAS CORP
International Classes:
A01G25/02
Domestic Patent References:
| JP2017042106A | 2017-03-02 | |||
| JPH05276842A | 1993-10-26 |
Foreign References:
| CN102499025A | 2012-06-20 | |||
| US5609303A | 1997-03-11 | |||
| US20080067266A1 | 2008-03-20 |
Attorney, Agent or Firm:
Washeda International Patent Office
Koichi Washida
Koichi Washida