IT1022781B - Dispositivo per la produzione di sagomati in materiale plastificato - Google Patents

Dispositivo per la produzione di sagomati in materiale plastificato

Info

Publication number
IT1022781B
IT1022781B IT28308/74A IT2830874A IT1022781B IT 1022781 B IT1022781 B IT 1022781B IT 28308/74 A IT28308/74 A IT 28308/74A IT 2830874 A IT2830874 A IT 2830874A IT 1022781 B IT1022781 B IT 1022781B
Authority
IT
Italy
Prior art keywords
production
plastic materials
shaped plastic
shaped
materials
Prior art date
Application number
IT28308/74A
Other languages
English (en)
Original Assignee
Heidenreich & Harbeck 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 Heidenreich & Harbeck Gmbh filed Critical Heidenreich & Harbeck Gmbh
Application granted granted Critical
Publication of IT1022781B publication Critical patent/IT1022781B/it

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
    • B29C45/02—Transfer moulding, i.e. transferring the required volume of moulding material by a plunger from a "shot" cavity into a mould cavity
    • 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
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
    • 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
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
    • 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
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
    • B29C2045/5695—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding using a movable mould part for continuously increasing the volume of the mould cavity to its final dimension during the whole injection step
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/25—Solid
    • B29K2105/253—Preform

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)
  • Injection Moulding Of Plastics Or The Like (AREA)
IT28308/74A 1973-12-21 1974-10-11 Dispositivo per la produzione di sagomati in materiale plastificato IT1022781B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2364004A DE2364004C3 (de) 1973-12-21 1973-12-21 Vorrichtung zum Herstellen von Vorformlingen aus plastifiziertem Kunststoff

Publications (1)

Publication Number Publication Date
IT1022781B true IT1022781B (it) 1978-04-20

Family

ID=5901655

Family Applications (1)

Application Number Title Priority Date Filing Date
IT28308/74A IT1022781B (it) 1973-12-21 1974-10-11 Dispositivo per la produzione di sagomati in materiale plastificato

Country Status (6)

Country Link
US (1) US3947203A (it)
JP (1) JPS5949183B2 (it)
DE (1) DE2364004C3 (it)
FR (1) FR2255161B1 (it)
GB (1) GB1486839A (it)
IT (1) IT1022781B (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4478566A (en) * 1982-02-18 1984-10-23 Rca Corporation Apparatus for injection molding an article
US4414167A (en) * 1982-02-18 1983-11-08 Rca Corporation Method for molding an article
US4541978A (en) * 1983-09-15 1985-09-17 The Firestone Tire & Rubber Company Extrusion-fill method of producing an elastomeric spring
FR2594742B1 (fr) * 1986-02-24 1988-06-10 Solvay Procede et dispositif pour mouler par injection des preformes tubulaires en matiere thermoplastique
WO1994025243A1 (fr) * 1993-04-28 1994-11-10 Nippon Petrochemicals Co., Ltd. Corps cylindrique et procede pour son moulage par injection
US5702656A (en) * 1995-06-07 1997-12-30 United States Surgical Corporation Process for making polymeric articles
DE19703316B4 (de) * 1997-01-30 2008-06-05 Fischbach Kg Kunststoff-Technik Verfahren und Vorrichtung zur Herstellung einer Düsenkartusche
DE10052068B4 (de) * 2000-10-19 2004-12-09 Geniovis Gmbh Werkzeug einer Spritzguß- oder Spritzprägemaschine, Verfahren zur Herstellung einer implantierbaren Linse sowie implantierbare Linse
DE502004011421D1 (de) * 2003-02-03 2010-09-02 Hofstetter Ag Otto Schieber-hydraulik
US7276199B2 (en) * 2004-05-17 2007-10-02 Kraenzle David G Molding methods including movable core pin support
AT503968B1 (de) * 2006-05-05 2009-03-15 Gottfried Steiner Ingenieurbue Spritzgiessanlage
FR2939354B1 (fr) * 2008-12-04 2016-10-28 Eurofeu Fabrication d'un corps creux par extrusion et soufflage d'une resine thermoplastique
WO2018059652A1 (fr) * 2016-09-30 2018-04-05 B. Braun Medical Sas Procede de fabrication d'un corps creux allonge, notamment d'un catheter urinaire, par moulage par injection d'un materiau thermoplastique dans un moule
KR102841097B1 (ko) * 2017-12-06 2025-07-30 에스.아이.피.에이. 소시에타’ 인더스트리아리자지오네 프로게타지오네 이 오토마지오네 에스.피.에이. 사출-압축식 성형 방법
US20220032517A1 (en) * 2018-12-11 2022-02-03 Husky Injection Molding Systems Ltd. Molds, mold assemblies and stack components

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2585204A (en) * 1949-12-02 1952-02-12 Western Electric Co Shutoff mechanism for an injection nozzle
US3778211A (en) * 1971-12-27 1973-12-11 Redmer Plastics Inc Plastic injection mold apparatus
US3806614A (en) * 1972-07-14 1974-04-23 Du Pont Extrusion apparatus improved by incorporating a polymer choke

Also Published As

Publication number Publication date
FR2255161A1 (it) 1975-07-18
US3947203A (en) 1976-03-30
DE2364004B2 (de) 1978-07-27
DE2364004A1 (de) 1975-07-10
JPS50113567A (it) 1975-09-05
DE2364004C3 (de) 1979-03-29
FR2255161B1 (it) 1978-07-13
GB1486839A (en) 1977-09-28
JPS5949183B2 (ja) 1984-12-01

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