GB2472831B - Method of sealing a plastics pipe and apparatus therefor - Google Patents

Method of sealing a plastics pipe and apparatus therefor

Info

Publication number
GB2472831B
GB2472831B GB0914579.8A GB0914579A GB2472831B GB 2472831 B GB2472831 B GB 2472831B GB 0914579 A GB0914579 A GB 0914579A GB 2472831 B GB2472831 B GB 2472831B
Authority
GB
United Kingdom
Prior art keywords
sealing
apparatus therefor
plastics pipe
plastics
pipe
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.)
Active
Application number
GB0914579.8A
Other languages
English (en)
Other versions
GB0914579D0 (en
GB2472831A (en
Inventor
Alan John Dickinson
Derek John Muckle
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Radius Systems Ltd
Original Assignee
Radius Systems Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Radius Systems Ltd filed Critical Radius Systems Ltd
Priority to GB0914579.8A priority Critical patent/GB2472831B/en
Publication of GB0914579D0 publication Critical patent/GB0914579D0/en
Priority to PCT/GB2010/051382 priority patent/WO2011021050A2/en
Priority to EP10748127.7A priority patent/EP2467633B1/en
Priority to CN201080038807.4A priority patent/CN102498325B/zh
Priority to IN1479DEN2012 priority patent/IN2012DN01479A/en
Priority to SG2012011516A priority patent/SG178501A1/en
Publication of GB2472831A publication Critical patent/GB2472831A/en
Application granted granted Critical
Publication of GB2472831B publication Critical patent/GB2472831B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/10—Means for stopping flow in pipes or hoses
    • F16L55/11—Plugs
    • F16L55/1116—Plugs glued or welded
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
    • B29C65/3404—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the type of heated elements which remain in the joint
    • B29C65/342—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the type of heated elements which remain in the joint comprising at least a single wire, e.g. in the form of a winding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
    • B29C65/3468—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the means for supplying heat to said heated elements which remain in the join, e.g. special electrical connectors of windings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/66—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by liberation of internal stresses, e.g. shrinking of one of the parts to be joined
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/112—Single lapped joints
    • B29C66/1122—Single lap to lap joints, i.e. overlap joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/53—Joining single elements to tubular articles, hollow articles or bars
    • B29C66/532—Joining single elements to the wall of tubular articles, hollow articles or bars
    • B29C66/5324—Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially annular, i.e. of finite length
    • B29C66/53241—Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially annular, i.e. of finite length said articles being tubular and said substantially annular single elements being of finite length relative to the infinite length of said tubular articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/61—Joining from or joining on the inside
    • B29C66/612—Making circumferential joints
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L47/00—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics
    • F16L47/02—Welded joints; Adhesive joints
    • F16L47/03—Welded joints with an electrical resistance incorporated in the joint
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/22—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of tubes
    • B29C55/24—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of tubes radial
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C57/00—Shaping of tube ends, e.g. flanging, belling or closing; Apparatus therefor, e.g. collapsible mandrels
    • B29C57/02—Belling or enlarging, e.g. combined with forming a groove
    • B29C57/04—Belling or enlarging, e.g. combined with forming a groove using mechanical means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
    • B29C65/3472—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the composition of the heated elements which remain in the joint
    • B29C65/3476—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" characterised by the composition of the heated elements which remain in the joint being metallic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/82—Testing the joint
    • B29C65/8207—Testing the joint by mechanical methods
    • B29C65/8246—Pressure tests, e.g. hydrostatic pressure tests
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/71—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Pipe Accessories (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
GB0914579.8A 2009-08-20 2009-08-20 Method of sealing a plastics pipe and apparatus therefor Active GB2472831B (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GB0914579.8A GB2472831B (en) 2009-08-20 2009-08-20 Method of sealing a plastics pipe and apparatus therefor
IN1479DEN2012 IN2012DN01479A (enExample) 2009-08-20 2010-08-20
EP10748127.7A EP2467633B1 (en) 2009-08-20 2010-08-20 Method of sealing a plastics pipe
CN201080038807.4A CN102498325B (zh) 2009-08-20 2010-08-20 密封塑料管子的方法和用于密封塑料管子的装置
PCT/GB2010/051382 WO2011021050A2 (en) 2009-08-20 2010-08-20 Method of sealing a plastics pipe and apparatus therefor
SG2012011516A SG178501A1 (en) 2009-08-20 2010-08-20 Method of sealing a plastics pipe and apparatus therefor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0914579.8A GB2472831B (en) 2009-08-20 2009-08-20 Method of sealing a plastics pipe and apparatus therefor

Publications (3)

Publication Number Publication Date
GB0914579D0 GB0914579D0 (en) 2009-09-30
GB2472831A GB2472831A (en) 2011-02-23
GB2472831B true GB2472831B (en) 2011-12-28

Family

ID=41171679

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0914579.8A Active GB2472831B (en) 2009-08-20 2009-08-20 Method of sealing a plastics pipe and apparatus therefor

Country Status (6)

Country Link
EP (1) EP2467633B1 (enExample)
CN (1) CN102498325B (enExample)
GB (1) GB2472831B (enExample)
IN (1) IN2012DN01479A (enExample)
SG (1) SG178501A1 (enExample)
WO (1) WO2011021050A2 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104924600A (zh) * 2015-06-02 2015-09-23 广东联塑科技实业有限公司 一种pe电熔内管塞
CN110239073B (zh) * 2019-07-19 2024-12-27 浦列 自动平压无菌封管机
CN110966480B (zh) * 2019-12-30 2021-08-17 武昌船舶重工集团有限公司 一种密封装置

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07243577A (ja) * 1994-03-08 1995-09-19 Osaka Gas Co Ltd 管の閉栓装置
JPH08334195A (ja) * 1995-06-07 1996-12-17 Mitsubishi Plastics Ind Ltd 栓体を内蔵した電気融着継手
JPH09269094A (ja) * 1996-03-29 1997-10-14 Nippon Zeon Co Ltd 電気融着継手製造用器具、製造方法及び電気融着継手
EP1674241A1 (de) * 2004-12-21 2006-06-28 Uponor Innovation Ab Rohraufweitung
EP1745917A1 (de) * 2005-07-18 2007-01-24 Georg Fischer Wavin AG Elektroschweissmuffe und Verfahren zur Herstellung von Rohrleitungsverbindungen mit der Elektroschweissmuffe
GB2431611A (en) * 2005-10-26 2007-05-02 Glynwed Pipe Systems Ltd Method of forming a sterilised and sealed pipe
JP2009097657A (ja) * 2007-10-18 2009-05-07 Hitachi Metals Ltd 電気融着プラグ及び管端の処理方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6044686A (en) * 1990-04-12 2000-04-04 Dischler; Helmut Compression tool for compression molding die
GB2335013B (en) * 1998-03-04 2002-07-31 Glynwed Pipe Systems Ltd Improvements in and relating to pipe couplings
JP2002235892A (ja) * 2001-02-13 2002-08-23 Dainippon Plastics Co Ltd 熱可塑性樹脂製管の接続方法および接続構造

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07243577A (ja) * 1994-03-08 1995-09-19 Osaka Gas Co Ltd 管の閉栓装置
JPH08334195A (ja) * 1995-06-07 1996-12-17 Mitsubishi Plastics Ind Ltd 栓体を内蔵した電気融着継手
JPH09269094A (ja) * 1996-03-29 1997-10-14 Nippon Zeon Co Ltd 電気融着継手製造用器具、製造方法及び電気融着継手
EP1674241A1 (de) * 2004-12-21 2006-06-28 Uponor Innovation Ab Rohraufweitung
EP1745917A1 (de) * 2005-07-18 2007-01-24 Georg Fischer Wavin AG Elektroschweissmuffe und Verfahren zur Herstellung von Rohrleitungsverbindungen mit der Elektroschweissmuffe
GB2431611A (en) * 2005-10-26 2007-05-02 Glynwed Pipe Systems Ltd Method of forming a sterilised and sealed pipe
JP2009097657A (ja) * 2007-10-18 2009-05-07 Hitachi Metals Ltd 電気融着プラグ及び管端の処理方法

Also Published As

Publication number Publication date
WO2011021050A3 (en) 2011-04-14
WO2011021050A2 (en) 2011-02-24
IN2012DN01479A (enExample) 2015-06-05
CN102498325A (zh) 2012-06-13
SG178501A1 (en) 2012-03-29
CN102498325B (zh) 2015-03-11
GB0914579D0 (en) 2009-09-30
GB2472831A (en) 2011-02-23
EP2467633A2 (en) 2012-06-27
EP2467633B1 (en) 2015-09-30

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20220820

S28 Restoration of ceased patents (sect. 28/pat. act 1977)

Free format text: APPLICATION FILED

S28 Restoration of ceased patents (sect. 28/pat. act 1977)

Free format text: RESTORATION ALLOWED

Effective date: 20230719