ES478012A1 - Un metodo de formar el extremo de campana de un tubo de plastico. - Google Patents

Un metodo de formar el extremo de campana de un tubo de plastico.

Info

Publication number
ES478012A1
ES478012A1 ES478012A ES478012A ES478012A1 ES 478012 A1 ES478012 A1 ES 478012A1 ES 478012 A ES478012 A ES 478012A ES 478012 A ES478012 A ES 478012A ES 478012 A1 ES478012 A1 ES 478012A1
Authority
ES
Spain
Prior art keywords
forming
enlarged portion
enlarged
seal
tube
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
ES478012A
Other languages
English (en)
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.)
Johns Manville Corp
Johns Manville
Original Assignee
Johns Manville Corp
Johns Manville
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 Johns Manville Corp, Johns Manville filed Critical Johns Manville Corp
Publication of ES478012A1 publication Critical patent/ES478012A1/es
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
    • 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
    • B29C57/025—Belling or enlarging, e.g. combined with forming a groove combined with the introduction of a sealing ring, e.g. using the sealing element as forming element
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/218—Pipe machine: socket forming apparatus

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Joints With Pressure Members (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Packaging For Recording Disks (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Joints With Sleeves (AREA)

Abstract

1. Un método de formar el extremo de campana de un tubo de plástico, comprendiendo dicho método: calentar una sección extrema de dicho tubo hasta el estado de deformabilidad térmica de la misma; formar a partir de dicha sección extrema calentada una parte axial diametralmente agrandada y una pared extrema transversal que une dicha parte agrandada con el resto de dicho tubo; después de formar dicha parte agrandada, engrosar de manera sustancialmente uniforme su configuración en sección transversal reduciendo su longitud; al tiempo que se engrosa la configuración en sección transversal de dicha parte agrandada, formar de manera enteriza medios de nervio que sobresalen hacia fuera en la superficie interior de dicha pared extrema transversal, estando dichos medios de nervio situados radialmente hacia fuera desde la superficie interior de dicha parte agrandada con el fin de definir un espacio entre ellos; posicionar concéntricamente una junta de obturación circunferencial dentro de dicha parte agrandada y contra dicha pared extrema de tal modo que un segmento extremo de dicha parte agrandada se extienda más allá de dicha junta, estando configurada dicha junta de tal manera que partes de la misma estén situadas dentro de dicho espacio; y deformar radialmente hacia dentro dicho segmento extremo con el fin de bloquear a dicha junta de obturación en posición.
ES478012A 1977-08-22 1979-02-23 Un metodo de formar el extremo de campana de un tubo de plastico. Expired ES478012A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/826,586 US4170448A (en) 1977-08-22 1977-08-22 Assembly for forming the bell of a bell spigot joint

Publications (1)

Publication Number Publication Date
ES478012A1 true ES478012A1 (es) 1980-05-16

Family

ID=25246977

Family Applications (2)

Application Number Title Priority Date Filing Date
ES472720A Expired ES472720A1 (es) 1977-08-22 1978-08-21 Una instalacion para formar un extremo de campana en una seccion de extremo de un tubo de plastico
ES478012A Expired ES478012A1 (es) 1977-08-22 1979-02-23 Un metodo de formar el extremo de campana de un tubo de plastico.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
ES472720A Expired ES472720A1 (es) 1977-08-22 1978-08-21 Una instalacion para formar un extremo de campana en una seccion de extremo de un tubo de plastico

Country Status (24)

Country Link
US (1) US4170448A (es)
JP (1) JPS5463425A (es)
AR (1) AR219545A1 (es)
AU (1) AU3883278A (es)
BE (1) BE869797A (es)
BR (1) BR7805417A (es)
CA (1) CA1112414A (es)
DD (1) DD138355A1 (es)
DE (1) DE2836035A1 (es)
DK (1) DK369578A (es)
ES (2) ES472720A1 (es)
FI (1) FI782556A7 (es)
FR (1) FR2401010A1 (es)
GB (1) GB2003785A (es)
GR (1) GR73522B (es)
IL (1) IL55339A (es)
IN (1) IN149076B (es)
IT (1) IT1105507B (es)
LU (1) LU80127A1 (es)
NL (1) NL7808568A (es)
NO (1) NO782834L (es)
PL (1) PL209158A1 (es)
SE (1) SE7808790L (es)
ZA (1) ZA784520B (es)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7707299A (nl) * 1977-06-30 1979-01-03 Wavin Bv Werkwijze en inrichting voor het vormen van een inwendige, rondlopende groef in een kunststof- buisdeel.
NZ189864A (en) * 1978-03-20 1983-02-15 Hardie & Co Pty Ltd J Pipe socket rotating expanding trowells on mandrel form pipe against die
US4379115A (en) * 1978-03-20 1983-04-05 James Hardie & Coy, Pty. Limited Pipe socket forming
EP0013040A1 (fr) * 1978-12-12 1980-07-09 Polva-Nederland B.V. Procédé pour la réalisation de pièces de couplage en matière thermoplastique et dispositif pour sa réalisation
NL8103011A (nl) 1981-06-22 1983-01-17 Dirk Van Manen Werkwijze voor het door spuitgieten vervaardigen van kunststofhulpstukken met koppelingsmof voor buizen, alsmede inrichting voor het toepassen van de werkwijze.
AT376605B (de) * 1981-09-14 1984-12-10 Schnallinger Helfried Ing Verfahren und vorrichtung zum herstellen von muffen od. dgl.
US4643658A (en) * 1984-09-26 1987-02-17 Gordon John H Expanding mandrel
US6199592B1 (en) * 1999-02-05 2001-03-13 Hancor, Inc. Pipe structure and method of manufacture
US6578882B2 (en) 2000-11-10 2003-06-17 Hancor, Inc. Corrugated pipe structure
US6948718B2 (en) * 2003-02-03 2005-09-27 Advanced Drainage Systems, Inc. Gasket
NZ588879A (en) 2008-05-30 2012-07-27 Contech Engineered Solutions LLC A plastic pipe joint spigot member with metal insert that engages with a bell end structure and contains solid ribs and a gasket
CN112815161A (zh) * 2019-11-15 2021-05-18 河北泉恩高科技管业有限公司 胶圈密封扩口管材及组件、管材扩口方法及设备

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1377324A (fr) * 1963-07-24 1964-11-06 Ct De Rech S De Pont A Mousson Procédé et dispositif pour former un emboîtement à l'extrémité d'un tuyau et tuyau en résultant
US3432887A (en) * 1967-01-12 1969-03-18 Phillips Petroleum Co Molding
GB1326932A (en) * 1969-09-04 1973-08-15 Wavin Bv Method and apparatus for manufacturing pipe ends provided with an extreme end having an enlarged thickness of wall
GB1324399A (en) * 1970-08-28 1973-07-25 Wavin Bv Method and a device for producing a plastic pipe with an annular groove
GB1321273A (en) * 1970-10-22 1973-06-27 Chemidus Wavin Ltd Method and apparatus for forming peripheral grooves in pipes
US3776682A (en) * 1971-04-26 1973-12-04 Rieber & Son Plastic Ind As Apparatus for producing radially-expanded socket ends on thermoplastic pipe lengths
US3749543A (en) * 1971-06-21 1973-07-31 Asc Ind Inc Apparatus for forming belled pipe couplings
DE2200874A1 (de) * 1971-07-19 1973-08-30 Aristovoulos George Petzetakis Verfahren und vorrichtung zum anbringen von innenkalibrierten einsteckmuffen mit dichtungsmittelsicke an rohren aus thermoplastischem kunststoff
US3755528A (en) * 1971-09-13 1973-08-28 Anger Kunststoff Method for making tubular articles from a thermoplastic material
NL156956B (nl) * 1972-04-19 1978-06-15 Wavin Bv Werkwijze en inrichting voor het vormen van een kunststofbuis met een van een rondlopende inwendige groef voorzien verdikt mofeinde.
US3849052A (en) * 1973-07-19 1974-11-19 J Gordon Pipe belling machine
NL180699C (nl) * 1973-11-02 1987-04-01 Kubota Ltd Mofpijpverbinding met afdichtring.
US3966385A (en) * 1973-12-07 1976-06-29 Wayne Spears Apparatus for forming a groove in a tube
US3949045A (en) * 1974-02-22 1976-04-06 Hess William L Extruded pipe coupling and method and apparatus for forming
NL7408628A (en) * 1974-06-26 1975-12-30 Wavin Bv Tube with grooved socket end prodn - by injection moulding tube with cylindrical end, and deforming cylindrical end in mould
AU498874B2 (en) * 1974-09-02 1979-03-29 Rieber + Son A/S Moulding a pipe end socket
US4065243A (en) * 1975-02-28 1977-12-27 Polva Nederland B.V. Apparatus for forming a thickened bell end on thermoplastic pipe
JPS59366B2 (ja) * 1975-08-19 1984-01-06 株式会社クボタ ゴウセイジユシセイケイヨウカナガタ
JPS6045052B2 (ja) * 1976-06-23 1985-10-07 株式会社クボタ 拡径受口の成形法
US4059379A (en) * 1976-08-26 1977-11-22 Emery Company, Inc. Method of belling plastic pipe and apparatus therefor

Also Published As

Publication number Publication date
NO782834L (no) 1979-02-23
ES472720A1 (es) 1979-10-16
NL7808568A (nl) 1979-02-26
IT1105507B (it) 1985-11-04
BR7805417A (pt) 1979-03-27
ZA784520B (en) 1979-08-29
IT7850798A0 (it) 1978-08-21
AU3883278A (en) 1980-02-14
PL209158A1 (pl) 1979-07-02
GB2003785A (en) 1979-03-21
AR219545A1 (es) 1980-08-29
DK369578A (da) 1979-02-23
FR2401010A1 (fr) 1979-03-23
SE7808790L (sv) 1979-02-23
BE869797A (fr) 1979-02-19
US4170448A (en) 1979-10-09
FI782556A7 (fi) 1979-02-23
GR73522B (es) 1984-03-09
CA1112414A (en) 1981-11-17
IN149076B (es) 1981-09-05
IL55339A0 (en) 1978-10-31
LU80127A1 (fr) 1979-05-15
DD138355A1 (de) 1979-10-24
IL55339A (en) 1980-10-26
FR2401010B1 (es) 1980-06-20
JPS5463425A (en) 1979-05-22
DE2836035A1 (de) 1979-03-15

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