JP2010112510A5 - - Google Patents

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Publication number
JP2010112510A5
JP2010112510A5 JP2008287223A JP2008287223A JP2010112510A5 JP 2010112510 A5 JP2010112510 A5 JP 2010112510A5 JP 2008287223 A JP2008287223 A JP 2008287223A JP 2008287223 A JP2008287223 A JP 2008287223A JP 2010112510 A5 JP2010112510 A5 JP 2010112510A5
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JP
Japan
Prior art keywords
pipe joint
manufacturing
synthetic resin
pipe
resin strip
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JP2008287223A
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Japanese (ja)
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JP2010112510A (en
JP4709262B2 (en
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Priority to JP2008287223A priority Critical patent/JP4709262B2/en
Priority claimed from JP2008287223A external-priority patent/JP4709262B2/en
Priority to PCT/JP2009/005716 priority patent/WO2010052858A1/en
Priority to EA201170664A priority patent/EA019022B1/en
Publication of JP2010112510A publication Critical patent/JP2010112510A/en
Publication of JP2010112510A5 publication Critical patent/JP2010112510A5/ja
Application granted granted Critical
Publication of JP4709262B2 publication Critical patent/JP4709262B2/en
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Claims (8)

第１シール材となるべきテープ状素材と、前記テープ状素材よりも幅広の合成樹脂条帯とを管成形軸に連続して供給して、
前記合成樹脂条帯を螺旋状に巻き付け、隣接する前記合成樹脂条帯の両側端部を溶着することで円筒状壁部を連続的に形成するとともに、
前記テープ状素材を、前記円筒状壁部の内周面の全長に渡って、所定の間隔で螺旋状に一体化することを特徴とする管継手用管体の製造方法。 Continuously supplying a tape-shaped material to be the first sealing material and a synthetic resin strip wider than the tape-shaped material to the tube forming shaft;
The synthetic resin strip is spirally wound, and the cylindrical wall portion is continuously formed by welding both side ends of the adjacent synthetic resin strip,
A method of manufacturing a pipe body for a pipe joint, wherein the tape-shaped material is spirally integrated at a predetermined interval over the entire length of the inner peripheral surface of the cylindrical wall portion. 前記テープ状素材は、吸水膨張性素材であり、The tape-shaped material is a water-swellable material,
半溶融状態の前記合成樹脂条帯の両側端部を溶着すると同時に、前記合成樹脂条帯の熱を利用して前記吸水膨張性素材と前記合成樹脂条帯とを溶着一体化することを特徴とする請求項１記載の管継手用管体の製造方法。  The both ends of the synthetic resin strip in a semi-molten state are welded, and at the same time, the heat-swellable material and the synthetic resin strip are welded and integrated using heat of the synthetic resin strip. The manufacturing method of the pipe body for pipe joints of Claim 1. 前記合成樹脂条帯は樹脂押出装置から半溶融状態で押し出されて凹凸形状を有するものであって、The synthetic resin strip is extruded in a semi-molten state from a resin extrusion device and has an uneven shape,
前記合成樹脂条帯を螺旋状に巻きつけることで、螺旋状凹凸形状を有する波付円筒状管壁を形成するとともに、  By winding the synthetic resin strip spirally, forming a corrugated cylindrical tube wall having a spiral uneven shape,
前記テープ状素材は、前記波付円筒状管壁の大径部に対応する部位に設けられることを特徴とする請求項１または請求項２に記載の管継手用管体の製造方法。  The said tape-shaped raw material is provided in the site | part corresponding to the large diameter part of the said corrugated cylindrical tube wall, The manufacturing method of the pipe body for pipe joints of Claim 1 or Claim 2 characterized by the above-mentioned. 請求項１から請求項３のいずれかの管継手用管体の製造方法により管継手用管体を製造し、A tube body for a pipe joint is manufactured by the method for manufacturing a pipe body for a pipe joint according to any one of claims 1 to 3.
前記管継手用管体を所定の長さに切断して管継手部材とし、  Cutting the pipe joint tube into a predetermined length to form a pipe joint member;
前記管継手部材の内周面における螺旋状の前記テープ状素材により形成される第１シール部材に対し、軸方向に隣り合う前記第１シール部材同士にまたがるように第２シール部材を設けることを特徴とする管継手の製造方法。  A second seal member is provided so as to straddle the first seal members adjacent in the axial direction with respect to the first seal member formed of the spiral tape-shaped material on the inner peripheral surface of the pipe joint member. A manufacturing method of a pipe joint characterized by the above. 前記第２シール部材を、少なくとも、前記管継手部材の両端部近傍それぞれの内周面に設けることを特徴とする請求項４記載の管継手の製造方法。The method for manufacturing a pipe joint according to claim 4, wherein the second seal member is provided at least on an inner peripheral surface in the vicinity of both end portions of the pipe joint member. 前記第２シール部材を、前記管継手部材の内周面の周方向に異なる位置に少なくとも２箇所設けることを特徴とする請求項４または請求項５記載の管継手の製造方法。The method for manufacturing a pipe joint according to claim 4 or 5, wherein the second seal member is provided at at least two different positions in the circumferential direction of the inner peripheral surface of the pipe joint member. 前記第２シール部材を、前記管継手部材の全長に渡って設けることを特徴とする請求項４記載の管継手の製造方法。The method for manufacturing a pipe joint according to claim 4, wherein the second seal member is provided over the entire length of the pipe joint member. 請求項４から請求項７記載のいずれかの管継手の製造方法により製造されたことを特徴とする管継手。A pipe joint manufactured by the pipe joint manufacturing method according to claim 4.
JP2008287223A 2008-11-08 2008-11-08 Manufacturing method of pipe body for pipe joint, manufacturing method of pipe joint, pipe joint Active JP4709262B2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2008287223A JP4709262B2 (en) 2008-11-08 2008-11-08 Manufacturing method of pipe body for pipe joint, manufacturing method of pipe joint, pipe joint
PCT/JP2009/005716 WO2010052858A1 (en) 2008-11-08 2009-10-29 Pipe joint and method of manufacturing same
EA201170664A EA019022B1 (en) 2008-11-08 2009-10-29 Pipe joint and method of manufacturing same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008287223A JP4709262B2 (en) 2008-11-08 2008-11-08 Manufacturing method of pipe body for pipe joint, manufacturing method of pipe joint, pipe joint

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2011030461A Division JP5204251B2 (en) 2011-02-16 2011-02-16 Pipe fitting

Publications (3)

Publication Number Publication Date
JP2010112510A JP2010112510A (en) 2010-05-20
JP2010112510A5 true JP2010112510A5 (en) 2011-02-10
JP4709262B2 JP4709262B2 (en) 2011-06-22

Family

ID=42152671

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008287223A Active JP4709262B2 (en) 2008-11-08 2008-11-08 Manufacturing method of pipe body for pipe joint, manufacturing method of pipe joint, pipe joint

Country Status (3)

Country Link
JP (1) JP4709262B2 (en)
EA (1) EA019022B1 (en)
WO (1) WO2010052858A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5550575B2 (en) * 2011-01-27 2014-07-16 タイガースポリマー株式会社 Pipe fitting and manufacturing method thereof
JP5606945B2 (en) * 2011-02-02 2014-10-15 タイガースポリマー株式会社 Pipe fitting and manufacturing method thereof
JP5762817B2 (en) * 2011-05-10 2015-08-12 タイガースポリマー株式会社 Pipe fitting

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2532895Y2 (en) * 1991-10-28 1997-04-16 フジモリ産業株式会社 Air conditioning duct
CA2129644A1 (en) * 1992-12-08 1994-06-23 Alexander Edwin Bond Pipe coupling
JP2001330184A (en) * 2000-05-20 2001-11-30 Hidehiko Takehara Joint for liquid pipe, and ring packing used therefor
JP2003194266A (en) * 2001-12-25 2003-07-09 Denki Kagaku Kogyo Kk Spiral corrugated tube and connecting method therefor
JP4297329B2 (en) * 2003-05-12 2009-07-15 古河電気工業株式会社 Pipe fitting
JP3647857B1 (en) * 2004-07-12 2005-05-18 共和ゴム株式会社 Manufacturing method of pipe joint

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