FR2429656A1 - Mandrin de formage a segments retractables - Google Patents

Mandrin de formage a segments retractables

Info

Publication number
FR2429656A1
FR2429656A1 FR7819709A FR7819709A FR2429656A1 FR 2429656 A1 FR2429656 A1 FR 2429656A1 FR 7819709 A FR7819709 A FR 7819709A FR 7819709 A FR7819709 A FR 7819709A FR 2429656 A1 FR2429656 A1 FR 2429656A1
Authority
FR
France
Prior art keywords
segments
retractable
axially
series
segment
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.)
Granted
Application number
FR7819709A
Other languages
English (en)
Other versions
FR2429656B1 (fr
Inventor
Lucien Eulhaber
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.)
PAPENMEIER FRANCE
Original Assignee
PAPENMEIER FRANCE
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 PAPENMEIER FRANCE filed Critical PAPENMEIER FRANCE
Priority to FR7819709A priority Critical patent/FR2429656A1/fr
Priority to DE2917913A priority patent/DE2917913C2/de
Priority to AT0396179A priority patent/AT371054B/de
Priority to CH507779A priority patent/CH641717A5/de
Priority to IT23420/79A priority patent/IT1121352B/it
Priority to FI791935A priority patent/FI68560C/fi
Priority to GB7921542A priority patent/GB2024090B/en
Priority to US06/052,579 priority patent/US4239473A/en
Priority to JP8153879A priority patent/JPS557491A/ja
Publication of FR2429656A1 publication Critical patent/FR2429656A1/fr
Application granted granted Critical
Publication of FR2429656B1 publication Critical patent/FR2429656B1/fr
Granted 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
    • B29C57/04—Belling or enlarging, e.g. combined with forming a groove using mechanical means
    • 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)
  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

Mandrin de formage à segments rétractables. Le mandrin de formage selon la présente invention comporte une première et une deuxième série de segments rétractables 11, respectivement 20, et des moyens pour actionner lesdits segments rétractables, ces moyens comprenant un premier, respectivement un deuxième manchon 9 respectivement 27, coulissant axialement sur un arbre central 25, et sur lequel est articulé chaque segment de la première, respectivement de la seconde série de segments au moyen de deux biellettes parallèles 12, respectivement 36, axialement décalées, et des surfaces d'appui 22, respectivement 23 orthogonales à l'axe du mandrin prévues pour maintenir axialement les segments en cours de leur déplacement radial. Application à la réalisation de gorges annulaires de section non circulaire à l'intérieur des portions d'emboîtement de tubes en matière thermo-plastique.
FR7819709A 1978-06-30 1978-06-30 Mandrin de formage a segments retractables Granted FR2429656A1 (fr)

Priority Applications (9)

Application Number Priority Date Filing Date Title
FR7819709A FR2429656A1 (fr) 1978-06-30 1978-06-30 Mandrin de formage a segments retractables
DE2917913A DE2917913C2 (de) 1978-06-30 1979-05-03 Dorn zum Ausformen einer Muffe an einem Rohr aus thermoplastischem Kunststoff
AT0396179A AT371054B (de) 1978-06-30 1979-05-30 Dorn zum ausformen einer muffe an einem rohr aus thermoplastischem kunststoff
CH507779A CH641717A5 (de) 1978-06-30 1979-05-31 Dorn zum ausformen einer muffe an einem rohr aus thermoplastischem kunststoff.
IT23420/79A IT1121352B (it) 1978-06-30 1979-06-08 Spina con segmenti retrattili
FI791935A FI68560C (fi) 1978-06-30 1979-06-18 Dorn med indragbara segment
GB7921542A GB2024090B (en) 1978-06-30 1979-06-20 Mandrel with retractable segments for shaping pipe ends
US06/052,579 US4239473A (en) 1978-06-30 1979-06-27 Mandrel with retractable segments
JP8153879A JPS557491A (en) 1978-06-30 1979-06-29 Mandrel with pullinggin segment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7819709A FR2429656A1 (fr) 1978-06-30 1978-06-30 Mandrin de formage a segments retractables

Publications (2)

Publication Number Publication Date
FR2429656A1 true FR2429656A1 (fr) 1980-01-25
FR2429656B1 FR2429656B1 (fr) 1980-11-28

Family

ID=9210227

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7819709A Granted FR2429656A1 (fr) 1978-06-30 1978-06-30 Mandrin de formage a segments retractables

Country Status (9)

Country Link
US (1) US4239473A (fr)
JP (1) JPS557491A (fr)
AT (1) AT371054B (fr)
CH (1) CH641717A5 (fr)
DE (1) DE2917913C2 (fr)
FI (1) FI68560C (fr)
FR (1) FR2429656A1 (fr)
GB (1) GB2024090B (fr)
IT (1) IT1121352B (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1126638B (it) * 1979-12-20 1986-05-21 Pier Luigi Nava Procedimento e relativo utensile per stampare manufatti in resina armata
FI810891A7 (fi) * 1981-03-23 1982-09-24 Asko Upo Oy Menetelmä ja laite tiivistysrenkaalla varustetun muoviputken muhviosan valmistamiseksi.
US5213231A (en) * 1981-09-18 1993-05-25 Precision Valve Corporation Aerosol container closure
US4430052A (en) * 1982-07-12 1984-02-07 Western Plastics Corporation Belling mandrel assembly
US5024592A (en) * 1984-05-03 1991-06-18 Abplanalp Robert H Apparatus for forming an aerosol container closure
JPS61128U (ja) * 1984-06-05 1986-01-06 三菱電機株式会社 カメラ装置
US4643658A (en) * 1984-09-26 1987-02-17 Gordon John H Expanding mandrel
JPH0197713A (ja) * 1987-10-12 1989-04-17 Nippon Kensetsu Kikaika Kyokai 浚渫用汚濁拡散防止膜
GB2214859B (en) * 1988-02-19 1991-11-20 British Gas Plc Pipe expanding device
US5266137A (en) * 1992-11-10 1993-11-30 Hollingsworth Ritch D Rigid segmented mandrel with inflatable support
US5965077A (en) * 1997-10-16 1999-10-12 Mercury Plastics, Inc. Method of making an overmolded flexible valve
US6199592B1 (en) 1999-02-05 2001-03-13 Hancor, Inc. Pipe structure and method of manufacture
DK1043144T3 (da) * 1999-03-31 2002-09-16 Sica Spa Apparat med flere driftstrin til dannelse af stabile og indvendigt regelmæssige trompetmundingsformer på endeovergangssektionen af rør fremstillet af termoplastmateriale
RU2152874C1 (ru) * 1999-12-27 2000-07-20 Закрытое акционерное общество "Пласт" Оправка для изготовления труб из композиционных материалов
US6578882B2 (en) 2000-11-10 2003-06-17 Hancor, Inc. Corrugated pipe structure
RU2201868C1 (ru) * 2001-08-23 2003-04-10 Общество с ограниченной ответственностью "Пласт" Оправка для изготовления изделий из композиционных материалов
GB0128667D0 (en) 2001-11-30 2002-01-23 Weatherford Lamb Tubing expansion
US6948718B2 (en) * 2003-02-03 2005-09-27 Advanced Drainage Systems, Inc. Gasket
MX2010013129A (es) * 2008-05-30 2011-04-05 Contech Construction Products Inc Junta de tubo y metodo relacionado.
IT202300005235A1 (it) 2023-03-20 2024-09-20 Ipm S R L Apparato e metodo per realizzare un giunto a bicchiere

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1504485A1 (de) * 1965-06-24 1969-10-30 Kunststoffbuero U Gedecke Verfahren und Vorrichtung zum Herstellen von Hohlkoerpern,insbesondere von Rohrmuffen,aus Kunststoff
NL7311457A (en) * 1973-06-13 1974-12-17 Foldable tool for shaping hollow articles - with cam devices moving segments forming a foldable section
FR2252189A1 (fr) * 1973-11-23 1975-06-20 Inteco Establishment
DE2636940A1 (de) * 1975-08-19 1977-03-03 Kubot Ltd Verfahren und vorrichtung zum formen einer verbindungsmuffe an einem rohr aus synthetischem harz
FR2330516A1 (fr) * 1975-06-23 1977-06-03 Johansson Arne Dispositif de moulage de tubes en matiere synthetique

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US721837A (en) * 1902-03-08 1903-03-03 Walter D Ross Core-bar.
US1096047A (en) * 1912-11-18 1914-05-12 Miller Concrete Form Company Core for making concrete culverts.
US1454189A (en) * 1922-07-20 1923-05-08 Rustad Henry Molding form
US3205535A (en) * 1961-02-25 1965-09-14 Kunstoffwerk Gebruder Anger G Apparatus for shaping the end of a tube
US3146510A (en) * 1962-02-26 1964-09-01 Basalt Rock Company Inc Mold for casting elongated hollow objects
NO126208B (fr) * 1970-10-22 1973-01-08 Lyng Ind As
JPS5327666A (en) * 1976-08-27 1978-03-15 Kubota Ltd Process for molding sockets ready for packing

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1504485A1 (de) * 1965-06-24 1969-10-30 Kunststoffbuero U Gedecke Verfahren und Vorrichtung zum Herstellen von Hohlkoerpern,insbesondere von Rohrmuffen,aus Kunststoff
NL7311457A (en) * 1973-06-13 1974-12-17 Foldable tool for shaping hollow articles - with cam devices moving segments forming a foldable section
FR2252189A1 (fr) * 1973-11-23 1975-06-20 Inteco Establishment
FR2330516A1 (fr) * 1975-06-23 1977-06-03 Johansson Arne Dispositif de moulage de tubes en matiere synthetique
DE2636940A1 (de) * 1975-08-19 1977-03-03 Kubot Ltd Verfahren und vorrichtung zum formen einer verbindungsmuffe an einem rohr aus synthetischem harz

Also Published As

Publication number Publication date
FI791935A7 (fi) 1979-12-31
FI68560B (fi) 1985-06-28
DE2917913A1 (de) 1980-01-03
AT371054B (de) 1983-05-25
ATA396179A (de) 1982-10-15
JPS5732934B2 (fr) 1982-07-14
JPS557491A (en) 1980-01-19
IT1121352B (it) 1986-04-02
GB2024090B (en) 1982-07-14
US4239473A (en) 1980-12-16
IT7923420A0 (it) 1979-06-08
FR2429656B1 (fr) 1980-11-28
GB2024090A (en) 1980-01-09
FI68560C (fi) 1985-10-10
CH641717A5 (de) 1984-03-15
DE2917913C2 (de) 1983-01-05

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CD Change of name or company name
ST Notification of lapse