CH558250A - METHOD AND INJECTION NOZZLE FOR CENTRAL INJECTION MOLDING OF PLASTIC BODIES MADE FROM A FILLING LAYER OF A THERMOPLASTIC PLASTIC AND A TOP LAYER INCLUDING THIS, MADE OF ANOTHER THERMOPLASTIC. - Google Patents

METHOD AND INJECTION NOZZLE FOR CENTRAL INJECTION MOLDING OF PLASTIC BODIES MADE FROM A FILLING LAYER OF A THERMOPLASTIC PLASTIC AND A TOP LAYER INCLUDING THIS, MADE OF ANOTHER THERMOPLASTIC.

Info

Publication number
CH558250A
CH558250A CH1339273A CH1339273A CH558250A CH 558250 A CH558250 A CH 558250A CH 1339273 A CH1339273 A CH 1339273A CH 1339273 A CH1339273 A CH 1339273A CH 558250 A CH558250 A CH 558250A
Authority
CH
Switzerland
Prior art keywords
plastic
thermoplastic
injection molding
top layer
injection nozzle
Prior art date
Application number
CH1339273A
Other languages
German (de)
Original Assignee
Langecker Erhard
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 Langecker Erhard filed Critical Langecker Erhard
Publication of CH558250A publication Critical patent/CH558250A/en

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
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1642—Making multilayered or multicoloured articles having a "sandwich" structure
    • 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
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1603—Multi-way nozzles specially adapted therefor
    • B29C45/1607—Multi-way nozzles specially adapted therefor having at least three different ways
    • 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
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1642—Making multilayered or multicoloured articles having a "sandwich" structure
    • B29C45/1643—Making multilayered or multicoloured articles having a "sandwich" structure from at least three different materials or with at least four layers

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
CH1339273A 1972-09-27 1973-09-11 METHOD AND INJECTION NOZZLE FOR CENTRAL INJECTION MOLDING OF PLASTIC BODIES MADE FROM A FILLING LAYER OF A THERMOPLASTIC PLASTIC AND A TOP LAYER INCLUDING THIS, MADE OF ANOTHER THERMOPLASTIC. CH558250A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722247995 DE2247995C3 (en) 1972-09-27 1972-09-27 Method and device for the injection molding of plastic moldings which consist of a filling layer made of a thermoplastic material and a covering layer made of another thermoplastic material which encloses it

Publications (1)

Publication Number Publication Date
CH558250A true CH558250A (en) 1975-01-31

Family

ID=5857840

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1339273A CH558250A (en) 1972-09-27 1973-09-11 METHOD AND INJECTION NOZZLE FOR CENTRAL INJECTION MOLDING OF PLASTIC BODIES MADE FROM A FILLING LAYER OF A THERMOPLASTIC PLASTIC AND A TOP LAYER INCLUDING THIS, MADE OF ANOTHER THERMOPLASTIC.

Country Status (5)

Country Link
AT (1) AT342857B (en)
AU (1) AU458653B2 (en)
CH (1) CH558250A (en)
DE (1) DE2247995C3 (en)
GB (1) GB1428789A (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4174413A (en) * 1976-07-27 1979-11-13 Asahi-Dow Limited Multi-layered molded articles
US4526821A (en) * 1979-07-20 1985-07-02 American Can Company Multi-layer container and method of making same
JPS57500277A (en) * 1980-02-29 1982-02-18
DE3025597C2 (en) * 1980-07-05 1984-06-14 Battenfeld Maschinenfabriken Gmbh, 5882 Meinerzhagen Injection head for injection molding of multi-layer molded parts made of two different plastics that can be introduced from two separate injection cylinders
FR2486864A1 (en) * 1980-07-21 1982-01-22 Pont A Mousson PROCESS FOR INJECTION MOLDING OF PLASTIC COATED PARTS AND DEVICE FOR IMPLEMENTING THE SAME
EP0061467A1 (en) * 1980-09-26 1982-10-06 Garden Containers Pty. Ltd. Improvements relating to injection moulding machines
PT78406B (en) * 1983-04-13 1986-08-28 American Can Co Injection molding methods injection molding apparatus and injection nozzle devices for use in molding multiple-layer articles and multiple-layer injection molded articles
DE3503036A1 (en) * 1985-01-30 1986-07-31 Devalit-Plastik van Deest GmbH & Co KG, 5600 Wuppertal Process and device for injection moulding
DE3632928A1 (en) * 1986-09-27 1988-03-31 Battenfeld Maschfab SPRAY HEAD FOR PRODUCING MULTILAYER MOLDED BODIES FROM THERMOPLASTIC PLASTIC MATERIAL
AT391833B (en) * 1988-10-03 1990-12-10 Engel Gmbh Maschbau Injection nozzle for injection-moulding machines
DE3932047A1 (en) * 1989-09-26 1991-04-11 Kloeckner Ferromatik Desma METHOD AND DEVICE FOR PRODUCING CONTAINERS FOR FOODSTUFFS AND THE LIKE
DE3932416A1 (en) * 1989-09-28 1991-04-11 Kloeckner Ferromatik Desma METHOD FOR INJECTION MOLDING MULTI-COMPONENT PLASTIC BODIES AND DEVICE FOR CARRYING OUT THE METHOD
JP4079344B2 (en) * 2001-06-27 2008-04-23 株式会社明治ゴム化成 Plastic pallet
CN106003570B (en) * 2016-07-11 2018-06-26 广州华研精密机械股份有限公司 A kind of hot runner mould
CN105965776B (en) * 2016-07-11 2018-03-30 广州华研精密机械有限公司 A kind of nozzle arrangements
CN116209557B (en) 2020-10-21 2026-03-17 赫斯基注塑系统有限公司 Machines and methods for injection molding multilayer articles with a high proportion of inner layer material

Also Published As

Publication number Publication date
ATA784673A (en) 1977-08-15
DE2247995C3 (en) 1980-10-02
DE2247995A1 (en) 1974-04-18
DE2247995B2 (en) 1980-02-07
AU458653B2 (en) 1975-03-06
AT342857B (en) 1978-04-25
GB1428789A (en) 1976-03-17
AU6072773A (en) 1975-03-06

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Legal Events

Date Code Title Description
PL Patent ceased