JP5256057B2 - 合成樹脂製推進管 - Google Patents
合成樹脂製推進管 Download PDFInfo
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- JP5256057B2 JP5256057B2 JP2009011703A JP2009011703A JP5256057B2 JP 5256057 B2 JP5256057 B2 JP 5256057B2 JP 2009011703 A JP2009011703 A JP 2009011703A JP 2009011703 A JP2009011703 A JP 2009011703A JP 5256057 B2 JP5256057 B2 JP 5256057B2
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- propulsion
- pipe
- synthetic resin
- tube
- propulsion pipe
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Description
12 …推進装置
14 …元押しジャッキ
18 …先導体
20 …推進力伝達ロッド
22 …ロッド部材
26 …爪部材
46 …突起部
48 …突起部の頂点
50 …突起部の傾斜面
70 …差込部
Claims (4)
- 推進力伝達ロッドに設けた上方および下方の少なくとも一方に突出する爪部材によって推進管を所要本数ごとに押しながら推進させて地中管路を形成する推進工法に用いる合成樹脂製推進管であって、
一方端面の管軸を中心点とする上下対称位置に形成される突起部を備え、
他端面から前記突起部の頂点までの管軸方向の長さが、前記推進力伝達ロッドに設けた前記爪部材の間隔に応じた所定長さに設定される、合成樹脂製推進管。 - 前記突起部の基端から頂点までは傾斜面によって形成される、請求項1記載の合成樹脂製推進管。
- 本管部と、突起部を含む短筒状の端部材とを接合した、請求項1または2記載の合成樹脂製推進管。
- 当該合成樹脂製推進管の両端部には、中央部よりも薄肉のカラー装着部が形成され、
前記カラー装着部の一方端側において内周縁に沿って形成されて、管軸方向に突出する差込部をさらに備える、請求項1ないし3のいずれかに記載の合成樹脂製推進管。
Priority Applications (1)
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JP2009011703A JP5256057B2 (ja) | 2009-01-22 | 2009-01-22 | 合成樹脂製推進管 |
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JP2009011703A JP5256057B2 (ja) | 2009-01-22 | 2009-01-22 | 合成樹脂製推進管 |
Publications (2)
Publication Number | Publication Date |
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JP2010168788A JP2010168788A (ja) | 2010-08-05 |
JP5256057B2 true JP5256057B2 (ja) | 2013-08-07 |
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Application Number | Title | Priority Date | Filing Date |
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JP2009011703A Active JP5256057B2 (ja) | 2009-01-22 | 2009-01-22 | 合成樹脂製推進管 |
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JP (1) | JP5256057B2 (ja) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5913783U (ja) * | 1982-07-19 | 1984-01-27 | 日本ゼニスパイプ株式会社 | ヒユ−ム管のカ−ブ推進用自在継手 |
JP2000291379A (ja) * | 1999-04-13 | 2000-10-17 | Kubota Corp | カーブ推進工法用スペーサ |
JP4840742B2 (ja) * | 2006-06-20 | 2011-12-21 | 藤村ヒューム管株式会社 | 推進管 |
JP5216234B2 (ja) * | 2007-04-17 | 2013-06-19 | 真柄建設株式会社 | 低耐荷力方式の長距離推進工法 |
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