发明名称 |
MEJORAS INTRODUCIDAS EN UN METODO PARA PRODUCIR POR EXTRU- SION UNA TUBERIA DE RIEGO CONTINUO PARA RIEGO POR ASPERSION. |
摘要 |
<p>1533554 Irrigation dripper units G ECKSTEIN 29 Oct 1975 44758/75 Heading AID [Also in Divisions B2 B3 and B5] Cylinders 2 spaced at intervals in piping 1 provide dripper units for reducing the pressure of irrigation water which flows in the piping interior and thence through inlets 4 of the cylinders, along continuous grooves 3 and through outlets 5. Each groove 3 preferably has a spiral or labyrinth path. An extrusion nozzle head is adapted to allow the cylinders 2 to be placed in the piping during the extrusion thereof.</p> |
申请公布号 |
ES442207(A1) |
申请公布日期 |
1977.08.01 |
申请号 |
ES19070004422 |
申请日期 |
1975.10.29 |
申请人 |
ECKSTEIN GERSHON |
发明人 |
ECKSTEIN GERSHON |
分类号 |
A01G;A01G25/00;A01G25/02;B05B;B05B1/00;B05B1/02;B05B1/20;B21C23/08;B29C47/02;B29D;E02B;(IPC1-7):B29D/;A01G/ |
主分类号 |
A01G |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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