Title:
EMITTER AND TUBE FOR DRIP IRRIGATION
Document Type and Number:
Japanese Patent JP2019129785
Kind Code:
A
Abstract:
To provide an emitter capable of suppressing clogging due to a foreign matter even when a foreign matter enters a channel.SOLUTION: An emitter comprises: a water intake part for taking a liquid for irrigation; a discharge part arranged to face a discharge hole of a tube, and discharges the liquid for irrigation; and a channel for connecting the water intake part and the discharge part, and circulating the liquid for irrigation. The channel includes a columnar pressure reduction channel, the pressure reduction channel has a plurality of salients arranged on one side and the other side sandwiching a center shaft thereof, and the salients provided on the one side and salients provided on the other side are alternately arranged in a flow direction of the liquid for irrigation.SELECTED DRAWING: Figure 5
Inventors:
MORIKOSHI DAISUKE
Application Number:
JP2018016333A
Publication Date:
August 08, 2019
Filing Date:
February 01, 2018
Export Citation:
Assignee:
ENPLAS CORP
International Classes:
A01G25/02
Domestic Patent References:
| JPH1024203A | 1998-01-27 | |||
| JPH05276841A | 1993-10-26 | |||
| JP2017063745A | 2017-04-06 | |||
| JPH1113500A | 1999-01-19 |
Foreign References:
| US4735363A | 1988-04-05 | |||
| CN104488665A | 2015-04-08 | |||
| WO2006006625A1 | 2006-01-19 | |||
| US20150014446A1 | 2015-01-15 |
Attorney, Agent or Firm:
Washeda International Patent Office
Koichi Washida
Koichi Washida