ES269241Y - Tapon mecanico de expansion para el calibrado interior de tubos de material plastico en general - Google Patents

Tapon mecanico de expansion para el calibrado interior de tubos de material plastico en general

Info

Publication number
ES269241Y
ES269241Y ES1981269241U ES269241U ES269241Y ES 269241 Y ES269241 Y ES 269241Y ES 1981269241 U ES1981269241 U ES 1981269241U ES 269241 U ES269241 U ES 269241U ES 269241 Y ES269241 Y ES 269241Y
Authority
ES
Spain
Prior art keywords
general
plastic material
kneading
internal calibration
expansion plug
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
ES1981269241U
Other languages
English (en)
Other versions
ES269241U (es
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=11109905&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES269241(Y) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed filed Critical
Publication of ES269241U publication Critical patent/ES269241U/es
Application granted granted Critical
Publication of ES269241Y publication Critical patent/ES269241Y/es
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C57/00Shaping of tube ends, e.g. flanging, belling or closing; Apparatus therefor, e.g. collapsible mandrels
    • B29C57/02Belling or enlarging, e.g. combined with forming a groove
    • B29C57/04Belling or enlarging, e.g. combined with forming a groove using mechanical means
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/218Pipe machine: socket forming apparatus

Landscapes

  • Mechanical Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Gasket Seals (AREA)
  • Joints Allowing Movement (AREA)
ES1981269241U 1980-11-14 1981-10-27 Tapon mecanico de expansion para el calibrado interior de tubos de material plastico en general Expired ES269241Y (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT03570/80A IT1133374B (it) 1980-11-14 1980-11-14 Tampone meccanico ad espansione per la calibratura interna di tubi in materia plastica in genere,in particolare per la realizzazione di sedi per guarnizioni

Publications (2)

Publication Number Publication Date
ES269241U ES269241U (es) 1983-07-16
ES269241Y true ES269241Y (es) 1984-02-01

Family

ID=11109905

Family Applications (1)

Application Number Title Priority Date Filing Date
ES1981269241U Expired ES269241Y (es) 1980-11-14 1981-10-27 Tapon mecanico de expansion para el calibrado interior de tubos de material plastico en general

Country Status (6)

Country Link
US (1) US4395218A (es)
EP (1) EP0052581B2 (es)
AT (1) ATE12203T1 (es)
DE (1) DE3169422D1 (es)
ES (1) ES269241Y (es)
IT (1) IT1133374B (es)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4430052A (en) * 1982-07-12 1984-02-07 Western Plastics Corporation Belling mandrel assembly
US4533312A (en) * 1982-12-27 1985-08-06 Holdt J W Von Simplified collapsible mold core
ATE129663T1 (de) * 1990-09-01 1995-11-15 Tooler Oy Vorrichtung zum formen von innennuten in kunststoffrohren und kunststoffrohrteilen.
US5788911A (en) * 1993-12-20 1998-08-04 Asahi Kogaku Kogyo Kabushiki Kaisha Method of manufacturing inner gear and method of manufacturing cylindrical product
US5689379A (en) * 1993-12-20 1997-11-18 Asahi Kogaku Kogyo Kabushiki Kaisha Inner gear, cylindrical product with inner gear, mold for inner gear, mold for cylindrical product with inner gear, method of manufacturing inner gear, and method of manufacturing cylindrical product with inner gear
GB2311749B (en) * 1993-12-20 1998-04-22 Asahi Optical Co Ltd Inner gear formed by injection molding and a mold therefor
JP3401335B2 (ja) * 1994-09-29 2003-04-28 ペンタックス株式会社 筒状成形体
DE69902513D1 (de) 1999-03-31 2002-09-19 Sica Spa Verfahren und Vorrichtung zum Formen von stabilen und innen regelmässigen Muffen an Enden von aussenkonturierten Kunststoffrohren
EP1043144B1 (en) 1999-03-31 2002-06-12 SICA S.p.A. Apparatus with multiple operating phases for forming stable and internally regular bell mouth shapes on the terminal junction section of pipes made of thermoplastic material
WO2000074926A1 (en) * 1999-06-08 2000-12-14 S & B Technical Products, Inc. Pipe belling process
ITMI20081022A1 (it) * 2008-06-04 2009-12-05 Invimar S R L Utensile sagomatore perfezionato per elementi tubolari in plastica
DE102012010793A1 (de) * 2012-06-01 2013-12-05 Eads Deutschland Gmbh Umformwerkzeug zum Aufweiten einer Öffnung mit einer Aufweitvorrrichtung

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3484900A (en) * 1966-05-25 1969-12-23 Chemidus Plastics Ltd Tubing and piping of thermoplastics material
US3677684A (en) * 1969-12-15 1972-07-18 Nat Distillers Chem Corp Apparatus for enlarging an extremity of a plastic pipe
FR2165736B1 (es) * 1971-12-28 1981-08-28 Gaillon Armovyl Ste Indle
DE2331404C3 (de) * 1973-06-20 1980-07-03 Bosshardt + Strasser, Bischofszell (Schweiz) Aufweitdorn zum Formen einer Ringnut in einem, insbesondere aus plastifizierbarem Kunststoff bestehenden Rohr
JPS5167516A (en) * 1974-12-07 1976-06-11 Kubota Ltd Kantsugiteno seiho
AU498702B2 (en) * 1975-03-12 1979-03-22 Sekisui Kagaku Kogyo Kabushiki Kaisha Forming an annular groove ina thermoplastic pipe
AT353475B (de) * 1975-08-05 1979-11-12 Cincinnati Milacron Austria Formwerkzeug
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.
PH16346A (en) * 1978-10-03 1983-09-05 Kubota Ltd Method of forming a socket end on a plastic pipe and a molding device for use of the method

Also Published As

Publication number Publication date
EP0052581B1 (en) 1985-03-20
ES269241U (es) 1983-07-16
DE3169422D1 (en) 1985-04-25
EP0052581B2 (en) 1988-03-09
IT1133374B (it) 1986-07-09
ATE12203T1 (de) 1985-04-15
IT8003570A0 (it) 1980-11-14
EP0052581A1 (en) 1982-05-26
US4395218A (en) 1983-07-26

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