Title:
WATER DRAINING METHOD AND THE DRAINING PIPE THEREFORE
Document Type and Number:
WIPO Patent Application WO/2008/138218
Kind Code:
A1
Abstract:
A water draining method and the draining pipe therefore. The water draining method includes forming installing hole in a pervious bed of the draining area, setting draining pipe with pores in the hole, and setting draining ditch at one or two ends of the draining pipe, so that spare water in the pervious bed can be sucked to the draining pipe for draining out. The water is discharged through the draining ditch of an end part of the draining pipe. It includes a water draining channel with V-shaped cross section inside of the draining pipe. Between the shell of the V-shaped channel and the shell of the draining pipe, it forms a water path. There are pores connecting the V-shaped channel and the water path under the draining pipe. This draining pipe could be used not only in the field of irrigation, but also in the field of drainage by siphon, and it has the advantage of water saving and jamming prevention.
Inventors:
LEUNG YIUTAK (CN)
Application Number:
PCT/CN2008/000914
Publication Date:
November 20, 2008
Filing Date:
May 09, 2008
Export Citation:
Assignee:
LEUNG YIUTAK (CN)
International Classes:
A01G25/02; E02B11/00; B05B1/20
Domestic Patent References:
| WO1981001579A1 | 1981-06-11 |
Foreign References:
| CN200952907Y | 2007-09-26 | |||
| CN101091448A | 2007-12-26 | |||
| CN101067313A | 2007-11-07 | |||
| CN1042961A | 1990-06-13 | |||
| CN2321822Y | 1999-06-02 | |||
| JPS63171912A | 1988-07-15 | |||
| CN1407184A | 2003-04-02 | |||
| JPH09177016A | 1997-07-08 |
Attorney, Agent or Firm:
GUANGZHOU NANFENG PATENT AGENT LIMITED (NO. 100Xianlie Road, M.,Guangzhou, Guangdong 0, SN)
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