JP4929503B2 - 合成樹脂製ストレーナ管 - Google Patents
合成樹脂製ストレーナ管 Download PDFInfo
- Publication number
- JP4929503B2 JP4929503B2 JP2007118130A JP2007118130A JP4929503B2 JP 4929503 B2 JP4929503 B2 JP 4929503B2 JP 2007118130 A JP2007118130 A JP 2007118130A JP 2007118130 A JP2007118130 A JP 2007118130A JP 4929503 B2 JP4929503 B2 JP 4929503B2
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- peripheral surface
- water
- outer peripheral
- wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- Y02P60/212—
Landscapes
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Description
Claims (1)
- 井戸(3)内に挿入される吸水孔(5・・)付きの揚水管(4)を外側から覆う合成樹脂製ストレーナ管(1)であって、直筒状の管壁(10)の内周面に沿って螺旋状の補強用リブ(11)を突設して、この補強用リブ(11)の先端部と前記揚水管(4)の外周面との間に透水用の間隙(20)を確保するように、補強用リブ(11)の突出量を設定するとともに、前記管壁(10)における前記補強用リブ(11)の突設部位(13)周辺を避けた螺旋帯状部位(14)に沿って、管壁(10)を貫通する多数の通水孔(12・・)を形成して、これら通水孔(12・・)を、管壁(10)の外周面側から内周面側に向かって拡径し、且つ、その管壁外周面側の孔径(L)を1mm以下としたことを特徴とする合成樹脂製ストレーナ管。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007118130A JP4929503B2 (ja) | 2007-04-27 | 2007-04-27 | 合成樹脂製ストレーナ管 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007118130A JP4929503B2 (ja) | 2007-04-27 | 2007-04-27 | 合成樹脂製ストレーナ管 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008274610A JP2008274610A (ja) | 2008-11-13 |
JP4929503B2 true JP4929503B2 (ja) | 2012-05-09 |
Family
ID=40052902
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007118130A Expired - Fee Related JP4929503B2 (ja) | 2007-04-27 | 2007-04-27 | 合成樹脂製ストレーナ管 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4929503B2 (ja) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5356807A (en) * | 1976-10-30 | 1978-05-23 | Shinetsu Chemical Co | Well point pipe |
JPS5956231A (ja) * | 1982-09-27 | 1984-03-31 | Sony Corp | 光学式デイスクプレ−ヤ |
JP2003293356A (ja) * | 2002-04-01 | 2003-10-15 | Yuji Etsuno | 排水管およびその打設方法 |
JP2005120738A (ja) * | 2003-10-17 | 2005-05-12 | Asia:Kk | 取水装置 |
-
2007
- 2007-04-27 JP JP2007118130A patent/JP4929503B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2008274610A (ja) | 2008-11-13 |
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