ES8504538A1 - Procedimiento y aparato para la fabricacion de cuerpos moldeados por soplado de materiales termoplasticos. - Google Patents

Procedimiento y aparato para la fabricacion de cuerpos moldeados por soplado de materiales termoplasticos.

Info

Publication number
ES8504538A1
ES8504538A1 ES530056A ES530056A ES8504538A1 ES 8504538 A1 ES8504538 A1 ES 8504538A1 ES 530056 A ES530056 A ES 530056A ES 530056 A ES530056 A ES 530056A ES 8504538 A1 ES8504538 A1 ES 8504538A1
Authority
ES
Spain
Prior art keywords
wall portion
mold cavity
blow
molded body
inflating
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
ES530056A
Other languages
English (en)
Other versions
ES530056A0 (es
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.)
Rehau Plastiks GmbH
Original Assignee
Rehau Plastiks GmbH
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 Rehau Plastiks GmbH filed Critical Rehau Plastiks GmbH
Publication of ES530056A0 publication Critical patent/ES530056A0/es
Publication of ES8504538A1 publication Critical patent/ES8504538A1/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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/48—Moulds
    • B29C49/50—Moulds having cutting or deflashing 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
    • B29C2793/00—Shaping techniques involving a cutting or machining operation
    • B29C2793/0009—Cutting out
    • B29C2793/0018—Cutting out for making a hole

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)

Abstract

PROCEDIMIENTO PARA LA FABRICACION POR SOPLADO DE PIEZA DE MATERIAL TERMOPLASTICO.COMPRENDE, A PARTIR DE UN TOCHO TUBULAR CERRADO POR SUS EXTREMOS SOMETIDO A DILATACION MEDIANTE UNA PRESION DE SOPLADO SOBRE EL CONTORNO DE MOLDE, LA PRODUCCION DE UN ESTRECHAMIENTO EN LAS PAREDES DEL CUERPO MOLDEADO MEDIANTE UNA DILATACION COMPLEMENTARIA; LA REDUCCION DE ESPESOR EN LAS ZONAS DE ESTRECHAMIENTO POR LA APLICACION DE UNA PRESION OPUESTA A LA PRESION DE SOPLADO HASTA LA POSICION INICIAL; Y LA SEPARACION DE LA PIEZA DEL MOLDE EN LAS ZONAS DE ESTRECHAMIENTO AL FINAL DE LA APLICACION DE LA PRESION OPUESTA A LA DE SOPLADO.
ES530056A 1983-02-24 1984-02-24 Procedimiento y aparato para la fabricacion de cuerpos moldeados por soplado de materiales termoplasticos. Expired ES8504538A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3306469A DE3306469C2 (de) 1983-02-24 1983-02-24 Verfahren zum Herstellen eines eine Durchbrechung aufweisenden Blasformkörpers

Publications (2)

Publication Number Publication Date
ES530056A0 ES530056A0 (es) 1985-05-01
ES8504538A1 true ES8504538A1 (es) 1985-05-01

Family

ID=6191727

Family Applications (1)

Application Number Title Priority Date Filing Date
ES530056A Expired ES8504538A1 (es) 1983-02-24 1984-02-24 Procedimiento y aparato para la fabricacion de cuerpos moldeados por soplado de materiales termoplasticos.

Country Status (7)

Country Link
US (1) US4550009A (es)
EP (1) EP0120511B1 (es)
JP (1) JPS59201823A (es)
BR (1) BR8400914A (es)
CA (1) CA1217909A (es)
DE (1) DE3306469C2 (es)
ES (1) ES8504538A1 (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR8503586A (pt) * 1985-07-29 1986-06-03 Pugliese Sa Processo para se produzir o corte em"parison"e meios para a sua realizacao
US5045255A (en) * 1989-06-15 1991-09-03 Scott Paper Company Method for continuously forming open-mouthed foamed plastic containers by blow molding techniques
CA2230768C (en) 1997-02-28 2007-02-13 John W. Safian Multilayer container package
US7021920B2 (en) * 2001-11-30 2006-04-04 Custom-Pak, Inc Method and apparatus for blow molding a bottle with a punched hole in a molded neck recess
CN101873892B (zh) * 2007-11-16 2012-10-10 埃克森美孚化学专利公司 催化剂再生方法
WO2012027034A2 (en) 2010-08-26 2012-03-01 Exxonmobil Chemical Patents Inc. Catalyst regeneration process

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1100936B (de) * 1958-07-26 1961-03-02 Kautex Werke Gmbh Verfahren und Vorrichtung zum Herstellen von Tuben aus thermoplastischem Kunststoff
DE1220588B (de) * 1962-01-12 1966-07-07 Waddington Ltd J Verfahren zum Herstellen einer zum OEffnen dienenden, eindrueckbaren Reissstelle an Kunststoffbehaeltern
DE1479494C3 (de) * 1965-10-30 1973-12-20 Johannes 5201 Menden Mehnert Verfahren zur Erzeugung von min destens einer Öffnung an Hohlkörpern aus Kuststoff
US3764644A (en) * 1971-04-30 1973-10-09 Phillips Petroleum Co Method for forming a protrusion on a blow molded article
DE2130176B2 (de) * 1971-06-14 1978-10-19 Erhard 5882 Meinerzhagen Langecker Verfahren und Blasform zum Herstellen von aus thermoplastischem Kunststoff bestehenden, mit einer oder mehreren öffnungen ausgestatteten Hohlkörpern im Blasverfahren
DE2133558A1 (de) * 1971-07-06 1973-01-25 Johannes Mehnert Vorrichtung zum blasen von hohlkoerpern aus thermoplastischem kunststoff
DE2162871A1 (de) * 1971-12-17 1973-06-20 Schuetz Udo Kg Verfahren und vorrichtung zur herstellung von anschlusstutzen mit ueber die aussenwand derselben vorspringendem kragen bei kunststofftanks
US3821344A (en) * 1972-07-18 1974-06-28 Phillips Petroleum Co Method for blow molding articles having a plurality of openings

Also Published As

Publication number Publication date
BR8400914A (pt) 1984-10-02
ES530056A0 (es) 1985-05-01
EP0120511A3 (en) 1987-05-13
CA1217909A (en) 1987-02-17
US4550009A (en) 1985-10-29
JPS59201823A (ja) 1984-11-15
EP0120511A2 (de) 1984-10-03
EP0120511B1 (de) 1989-07-19
DE3306469A1 (de) 1984-08-30
DE3306469C2 (de) 1986-03-27

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19991108