CA1081419A - Manufacture of pipe couplings - Google Patents

Manufacture of pipe couplings

Info

Publication number
CA1081419A
CA1081419A CA244,600A CA244600A CA1081419A CA 1081419 A CA1081419 A CA 1081419A CA 244600 A CA244600 A CA 244600A CA 1081419 A CA1081419 A CA 1081419A
Authority
CA
Canada
Prior art keywords
injection
moulding
cavity
moulded
coupling
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
Application number
CA244,600A
Other languages
English (en)
French (fr)
Inventor
John B. Glover
Maurice J. Threadgold
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.)
Hepworth Iron Co Ltd
Original Assignee
Hepworth Iron Co 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 Hepworth Iron Co Ltd filed Critical Hepworth Iron Co Ltd
Application granted granted Critical
Publication of CA1081419A publication Critical patent/CA1081419A/en
Expired legal-status Critical Current

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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/14598—Coating tubular articles
    • B29C45/14622—Lining the inner or outer surface of 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1635—Making multilayered or multicoloured articles using displaceable mould parts, e.g. retractable partition between adjacent mould cavities
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1657—Making multilayered or multicoloured articles using means for adhering or bonding the layers or parts to each other
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1676—Making multilayered or multicoloured articles using a soft material and a rigid material, e.g. making articles with a sealing part
    • 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
    • F16L47/06—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics with sleeve or socket formed by or in the pipe end
    • 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
    • F16L47/06—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics with sleeve or socket formed by or in the pipe end
    • F16L47/08—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics with sleeve or socket formed by or in the pipe end with sealing rings arranged between the outer surface of one pipe end and the inner surface of the sleeve or socket, the sealing rings being placed previously in the sleeve or socket
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1657—Making multilayered or multicoloured articles using means for adhering or bonding the layers or parts to each other
    • B29C2045/1664—Chemical bonds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/24—Pipe joints or couplings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/26—Sealing devices, e.g. packaging for pistons or pipe joints
    • B29L2031/265—Packings, Gaskets

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • General Engineering & Computer Science (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Joints With Sleeves (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)
CA244,600A 1975-01-31 1976-01-30 Manufacture of pipe couplings Expired CA1081419A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB437275A GB1477074A (en) 1975-01-31 1975-01-31 Manufacture of pipe couplings

Publications (1)

Publication Number Publication Date
CA1081419A true CA1081419A (en) 1980-07-15

Family

ID=9775940

Family Applications (1)

Application Number Title Priority Date Filing Date
CA244,600A Expired CA1081419A (en) 1975-01-31 1976-01-30 Manufacture of pipe couplings

Country Status (21)

Country Link
JP (1) JPS602168B2 (es)
AU (1) AU500717B2 (es)
BE (1) BE838058A (es)
BR (1) BR7600594A (es)
CA (1) CA1081419A (es)
CS (1) CS214730B2 (es)
DD (1) DD124239A5 (es)
DE (1) DE2603393C2 (es)
DK (1) DK152567B (es)
ES (1) ES444820A1 (es)
FI (1) FI760226A (es)
FR (1) FR2299143A1 (es)
GB (1) GB1477074A (es)
IE (1) IE42251B1 (es)
IT (1) IT1057104B (es)
NL (1) NL7600937A (es)
NZ (1) NZ179865A (es)
PT (1) PT64746B (es)
SE (1) SE7600996L (es)
SU (1) SU673160A3 (es)
ZA (1) ZA76377B (es)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5287855A (en) * 1976-08-20 1977-07-22 Asahi Concrete Works Connecting work of construction among precast* box and culvert
GB1595225A (en) * 1977-02-04 1981-08-12 Hepworth Iron Co Ltd Coupling pipes
GB1572100A (en) * 1977-06-10 1980-07-23 Hepworth Iron Co Ltd Plastics pipe couplings
DE2807022C2 (de) * 1978-02-18 1982-07-01 Fa. Carl Freudenberg, 6940 Weinheim Dichtring
CH643047A5 (de) * 1978-10-18 1984-05-15 Battenfeld Maschfab Verfahren zum herstellen von fittings fuer rohrverbindungen sowie werkzeug zur ausuebung des verfahrens und nach diesem verfahren hergestelltes fitting.
FR2447261A1 (fr) * 1979-01-25 1980-08-22 Lincrusta Procede de fabrication d'un tube mince moule comportant des renforts epais
NL178028C (nl) * 1979-03-30 1986-01-02 Wavin Bv Vasthoudring met afdichtring voor een buisdeel.
NL7909293A (nl) * 1979-12-21 1981-07-16 Wavin Bv Werkwijze voor het aanbrengen van een afdichtlichaam in een groef van een mof.
NL7909294A (nl) * 1979-12-21 1981-07-16 Wavin Bv Werkwijze voor het verenigen van een fixatiedeel en een afdichtlichaam voor een buisverbinding.
JPS5943578U (ja) * 1982-09-16 1984-03-22 前田製管株式会社 ボツクスカルバ−ト
FR2550848B1 (fr) * 1983-08-18 1988-08-12 Valeo Volet, en particulier pour installation de chauffage ou de climatisation d'un habitacle de vehicule, et son procede de fabrication
JPS6196069U (es) * 1984-11-29 1986-06-20
NL8500075A (nl) * 1985-01-14 1986-08-01 Wavin Bv Afdichtingsring voor een buisverbinding.
GB8516613D0 (en) * 1985-07-01 1985-08-07 Naylor Bros Clayware Ltd Pipe connector
GB8517073D0 (en) * 1985-07-05 1985-08-14 Hepworth Iron Co Ltd Pipe pipe couplings &c
JPH0657968B2 (ja) * 1986-02-27 1994-08-03 ド−ピ−建設工業株式会社 ボックスカルバート
JPH0696874B2 (ja) * 1986-05-26 1994-11-30 ド−ピ−建設工業株式会社 ボツクスカルバ−トの連結方法
ES2020276B3 (es) * 1986-07-18 1991-08-01 Wavin Bv Acoplamientos para conductos
GB2192578B (en) * 1986-07-18 1990-02-14 Wavin Bv Pipe couplings
GB2192577B (en) * 1986-07-18 1990-01-10 Wavin Bv Channel conduit couplings
JPS62169075U (es) * 1986-07-21 1987-10-27
US4927184A (en) * 1986-11-07 1990-05-22 Atochem Pipes base on polyolefin resin for manufacturing pipelines and couplings for assembling them
FR2606487B1 (fr) * 1986-11-07 1989-03-10 Silix Tubes a base de resine polyolefinique pour la realisation de canalisations, manchons pour leur assemblage et procede pour leur fabrication
FR2612118B1 (fr) * 1987-03-09 1989-06-16 Draka Polva Bv Raccord pour tuyauterie en resine a base de chlorure de vinyle comprenant un anneau d'etancheite en caoutchouc thermoplastique
EP0457947A1 (de) * 1990-05-23 1991-11-27 RAFELD KUNSTSTOFFTECHNIK GmbH & Co. KG Verfahren zur Herstellung von kunststoffummantelten Rohrverbindungsstücken durch Spritzgiessen
US5681062A (en) * 1995-09-27 1997-10-28 Kunimorikagaku Ltd. Tubular joint
GB2310629B (en) * 1996-02-29 1999-06-30 Applied Rubber Linings Ltd Method and apparatus for moulding a lining for a pipe or tube
IT1288179B1 (it) * 1996-03-08 1998-09-11 Seeber Srl Metodo per la realizzazione di articoli in materiale plastico ad almeno due componenti, impianto e stampo per la sua realizzazione.
FR2752560B1 (fr) * 1996-08-23 1998-09-25 Lorraine Capsules Metall Procede pour realiser un bouchon en matiere plastique et bouchon obtenu a partir dudit procede
NL1008949C2 (nl) * 1998-02-11 1999-08-12 Inter Tooling Services Bv Werkwijze en inrichting voor het vervaardigen van een manchetafdichting voor een kunststof fitting of fittingring.
WO2000053965A1 (en) * 1999-03-10 2000-09-14 Radius Plastics Limited Corrugated pipe connector and method of manufacture
US6231090B1 (en) * 1999-03-31 2001-05-15 Kunimorikagaku Co. Ltd. Tubular joint
DE19925817C1 (de) * 1999-06-07 2000-08-31 Hobas Engineering Gmbh Klagenf Rohrkupplung und Verfahren zu ihrer Herstellung
EP1268156B1 (en) * 2000-03-21 2004-05-26 David Mullan Method and apparatus for making a pipe coupling
GB0006662D0 (en) * 2000-03-21 2000-05-10 Millan David R Pipe end seal. (internal).
JP3482431B2 (ja) * 2001-05-10 2003-12-22 橘 敬久 管継手
DE102004027144B4 (de) * 2004-06-03 2015-10-22 Continental Automotive Gmbh Ventil
EP1909018B1 (de) * 2006-10-05 2014-08-20 Georg Fischer Rohrleitungssysteme AG Rohrverbindungsformteil mit thermischer Isolierung und Verfahren zur Herstellung des Rohrverbindungsformteiles
DE102007017157B4 (de) 2007-04-11 2014-01-16 Norma Germany Gmbh Dichtmuffe für einen Rohrverbinder
FI122782B (fi) * 2008-08-12 2012-06-29 Stora Enso Oyj Muottijärjestelmä ja menetelmä kartonkipohjaisen astian valmistamiseksi
IT1393549B1 (it) * 2009-04-03 2012-04-27 Coes S P A Giunzione per il collegamento a tenuta idraulica di tubi o raccordi, particolarmente in polipropilene, per impianti idraulici a bassa pressione.
DE102009054915A1 (de) * 2009-12-18 2011-06-22 Robert Bosch GmbH, 70469 Spritzgießverfahren zur Herstellung eines Funktionsteils mit einer Aussparung
DE102011015462B4 (de) * 2011-03-29 2021-07-08 Markus Beck Verfahren zur Herstellung eines Formteils
CA2950286A1 (en) * 2014-05-29 2015-12-03 Cutting Edge Fittings And More, Llc Flexible pipe fitting
CN114714640B (zh) * 2021-12-21 2024-07-12 浙江华丰新材料股份有限公司 一种管道连接器及其制造方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1218140B (de) * 1955-06-15 1966-06-02 Sued West Chemie Gmbh Verbindungs-Formstueck aus Kunststoff
US3016579A (en) * 1957-12-27 1962-01-16 Smith Corona Marchant Inc Method of molding indicia wheels
DE1819118U (de) * 1960-05-24 1960-10-06 Hoechst Ag Behaelter aus polyolefinen.
BE719782A (es) * 1968-08-22 1969-02-03
GB1236907A (en) * 1969-02-25 1971-06-23 Hepworth Iron Co Ltd Improvements in or relating to pipe couplings
DE2110156A1 (en) * 1971-03-03 1972-09-21 Star Kugelhalter Gmbh Dt Injection moulding - two different plastics in sequence where first is harder and accepts moulded lip
DE2157015C2 (de) * 1971-11-17 1982-04-01 Industriewerk Schaeffler Ohg, 8522 Herzogenaurach Verfahren zur Herstellung einer Dichtung aus spritzbarem Werkstoff

Also Published As

Publication number Publication date
BE838058A (fr) 1976-05-14
IE42251L (en) 1976-07-31
DD124239A5 (es) 1977-02-09
DE2603393A1 (de) 1976-08-19
IT1057104B (it) 1982-03-10
ES444820A1 (es) 1977-09-01
FI760226A (es) 1976-08-01
GB1477074A (en) 1977-06-22
PT64746B (en) 1977-08-16
IE42251B1 (en) 1980-07-02
DK152567B (da) 1988-03-21
NL7600937A (nl) 1976-08-03
BR7600594A (pt) 1976-08-31
SE7600996L (sv) 1976-08-01
PT64746A (en) 1976-02-01
DE2603393C2 (de) 1986-06-05
JPS602168B2 (ja) 1985-01-19
NZ179865A (en) 1978-04-03
AU1072176A (en) 1977-08-11
FR2299143B1 (es) 1978-11-10
ZA76377B (en) 1977-01-26
CS214730B2 (en) 1982-05-28
JPS5217567A (en) 1977-02-09
AU500717B2 (en) 1979-05-31
SU673160A3 (ru) 1979-07-05
DK30576A (da) 1976-08-01
FR2299143A1 (fr) 1976-08-27

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Legal Events

Date Code Title Description
MKEX Expiry