CA1011067A - Injection molding apparatus with central and ring jet structure - Google Patents

Injection molding apparatus with central and ring jet structure

Info

Publication number
CA1011067A
CA1011067A CA187,353A CA187353A CA1011067A CA 1011067 A CA1011067 A CA 1011067A CA 187353 A CA187353 A CA 187353A CA 1011067 A CA1011067 A CA 1011067A
Authority
CA
Canada
Prior art keywords
central
injection molding
molding apparatus
jet structure
ring jet
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
CA187,353A
Other languages
English (en)
Other versions
CA187353S (en
Inventor
Robert A. Melcher
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.)
Siemag Siegener Maschinenbau GmbH
Original Assignee
Siemag Siegener Maschinenbau 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
Priority claimed from DE19722259818 external-priority patent/DE2259818C3/de
Priority claimed from DE19732342789 external-priority patent/DE2342789C2/de
Application filed by Siemag Siegener Maschinenbau GmbH filed Critical Siemag Siegener Maschinenbau GmbH
Application granted granted Critical
Publication of CA1011067A publication Critical patent/CA1011067A/en
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
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/16Making multilayered or multicoloured articles
    • B29C45/1603Multi-way nozzles specially adapted therefor
    • 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
    • B29C44/00Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/04Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities
    • B29C44/0492Devices for feeding the different materials
    • 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
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • 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
    • Y10S264/00Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/83Injection molding of polyolefin-type foam
    • 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
    • Y10S425/224Injection mold nozzle valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
CA187,353A 1972-12-07 1973-12-04 Injection molding apparatus with central and ring jet structure Expired CA1011067A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19722259818 DE2259818C3 (de) 1972-12-07 1972-12-07 Spritzgießvorrichtung zum Herstellen eines Formkörpers mit einem Kern aus geschäumtem und einer Außenhaut aus ungeschäumten thermoplastischem Kunststoff
DE19732342789 DE2342789C2 (de) 1973-08-24 1973-08-24 Vorrichtung zur diskontinuierlichen Herstellung von Mehrschicht-Formkörpern

Publications (1)

Publication Number Publication Date
CA1011067A true CA1011067A (en) 1977-05-31

Family

ID=25764194

Family Applications (1)

Application Number Title Priority Date Filing Date
CA187,353A Expired CA1011067A (en) 1972-12-07 1973-12-04 Injection molding apparatus with central and ring jet structure

Country Status (6)

Country Link
US (1) US3947175A (US20110009641A1-20110113-C00116.png)
JP (1) JPS5545374B2 (US20110009641A1-20110113-C00116.png)
CA (1) CA1011067A (US20110009641A1-20110113-C00116.png)
CH (1) CH566207A5 (US20110009641A1-20110113-C00116.png)
FR (1) FR2217147B1 (US20110009641A1-20110113-C00116.png)
GB (1) GB1402040A (US20110009641A1-20110113-C00116.png)

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JPS5094078A (US20110009641A1-20110113-C00116.png) * 1973-09-19 1975-07-26
US4017225A (en) * 1973-09-19 1977-04-12 Societa Internazionale Per Lo Sfruttamento Di Brevetti S.A. Apparatus for the production of synthetic-resin bodies having core and skin of different density
US4078875A (en) * 1974-10-19 1978-03-14 Schloemann-Siemag Akt. Injection molding
DE2507727A1 (de) * 1975-02-22 1976-09-02 Bayer Ag Vorrichtung zum dosieren und mischen von fliessfaehigen reaktionskomponenten
JPS51147568A (en) * 1975-06-13 1976-12-17 Kousui Kagaku Kougiyou Kk Method of producing thermoplastic synthetic resin extrusion molded article having colored foam
US4070142A (en) * 1976-02-17 1978-01-24 Farrell Patent Company Injection of plastic in molding machine
DE2623308C3 (de) * 1976-05-25 1980-07-31 Schloemann-Siemag Ag, 4000 Duesseldorf Vorrichtung zum diskontinuierlichen Herstellen von Formteilen aus thermoplastischem Kunststoff
US4104983A (en) * 1976-08-18 1978-08-08 Carstedt Howard B Pulsating glue head for folding machines
DE2705291A1 (de) * 1977-02-09 1978-08-10 Schloemann Siemag Ag Verfahren und vorrichtung zur herstellung von formteilen aus thermoplastischem kunststoff
JPS53102960A (en) * 1977-02-21 1978-09-07 Asahi Chem Ind Co Ltd Injection mold
US4215638A (en) * 1978-06-12 1980-08-05 The Singer Company Needle bar suspension means for a zig-zag sewing machine
WO1982001160A1 (en) * 1980-09-26 1982-04-15 Proske T Improvements relating to injection moulding machines
JPS6227377Y2 (US20110009641A1-20110113-C00116.png) * 1980-09-29 1987-07-14
JPS57203524A (en) * 1981-06-10 1982-12-13 Orion Kasei Kk Method and apparatus for injection molding of expanded molding
US4934915A (en) * 1983-04-13 1990-06-19 American National Can Company Apparatus for injection molding multi-layer articles
US6129960A (en) 1983-04-13 2000-10-10 Pechiney Plastic Packaging, Inc. Methods and apparatus for injection molding and injection blow molding multi-layer plastic and the articles made thereby
US4931246A (en) * 1983-04-13 1990-06-05 American National Can Company Method for injection molding multi-layer articles
US4925100A (en) * 1983-04-13 1990-05-15 American National Can Company Methods and apparatus for injection molding and injection blow molding multi-layer articles, and articles made thereby
US4946365A (en) * 1983-04-13 1990-08-07 American National Can Company Apparatus for injection molding and injection blow molding multi-layer articles
DE3484881D1 (de) * 1983-04-13 1991-09-12 American National Can Co Spritzgussverfahren, spritzgussvorrichtung und einspritzdueseneinrichtung zum herstellen von mehrschichtigen gegenstaenden, und mehrschichtige spritzgegossene gegenstaende.
US4712990A (en) * 1983-04-13 1987-12-15 American Can Company Apparatus for injection molding and injection blow molding multi-layer articles
US4892699A (en) * 1983-04-13 1990-01-09 American National Can Company Methods for injection molding and injection blow molding multi-layer articles
US5523045A (en) 1983-04-13 1996-06-04 American National Can Company Methods for injection molding and blow-molding multi-layer plastic articles
US5037285A (en) * 1983-04-13 1991-08-06 American National Can Company Apparatus for injection molding and injection blow molding multi-layer articles
US4895504A (en) * 1983-04-13 1990-01-23 American National Can Company Apparatus for injection molding and injection blow molding multi-layer articles
US4657496A (en) * 1984-06-04 1987-04-14 Gifu Husky Co., Ltd. Hot-runner mold for injection molding
DE3632185A1 (de) * 1986-09-23 1988-03-31 Battenfeld Maschfab Vorrichtung zur herstellung von kunststoff-formkoerpern
DE3632928A1 (de) * 1986-09-27 1988-03-31 Battenfeld Maschfab Spritzkopf zum herstellen von mehrschicht-formkoerpern aus thermoplastischem kunststoffmaterial
JPH0243017A (ja) * 1988-04-01 1990-02-13 Kamaya Kagaku Kogyo Co Ltd 三層容器の射出成形方法および三層容器の射出成形装置および三層容器
US5294385A (en) * 1988-03-25 1994-03-15 Kyowa Electric & Chemical Co., Ltd. Method of forming thick-walled front cabinet for image display device
AT390758B (de) * 1988-09-19 1990-06-25 Engel Gmbh Maschbau Spritzgussduese fuer eine spritzgussmaschine
AT402485B (de) * 1989-08-22 1997-05-26 Battenfeld Gmbh Spritzkopf zum spritzgiessen von kunststoff nach dem injektionsverfahren
JPH03272821A (ja) * 1990-02-05 1991-12-04 Japan Steel Works Ltd:The 射出ヘッド
US5221507A (en) * 1990-04-24 1993-06-22 Devtech Labs, Inc. Process for coinjection molding of preforms for multi-layer containers
JPH0443011A (ja) * 1990-06-08 1992-02-13 Japan Steel Works Ltd:The 二色成形機におけるサンドイッチ成形用ノズル装置
DE4022530C2 (de) * 1990-07-16 1993-10-21 Kloeckner Ferromatik Desma Düse für Spritzgießmaschinen
AT399311B (de) * 1992-09-25 1995-04-25 Engel Gmbh Maschbau Einspritzaggregat für eine spritzgiessmaschine
US5424112A (en) * 1992-11-24 1995-06-13 Asahi Kasei Kogyo Kabushiki Kaisha Injection molding of a synthetic resin
US5650178A (en) * 1994-11-23 1997-07-22 Bemis Manufacturing Company Co-injection manifold for injection molding
US5665284A (en) * 1995-04-26 1997-09-09 Ronald D. Erwin Process for manufacturing foam-filled extruded products
US5920943A (en) * 1995-08-17 1999-07-13 The Wooster Brush Company Paint brush with co-injection molded handle and method of making same
DE19640662C1 (de) * 1996-10-02 1998-03-05 Krupp Ag Hoesch Krupp Verfahren zum Spritzgießen von dreischichtigen Spritzlingen und Vorrichtung für die Durchführung des Verfahrens
EP0946348B1 (en) * 1996-11-28 2002-06-05 KILIM, Rafael Zvi Karl Moulding plastics article by varying cyclically its composition
US5882693A (en) * 1996-12-31 1999-03-16 Incoe Corporation Fluid assist valve-gate bushing with concentric pin members
FR2760396B1 (fr) * 1997-03-05 2001-08-10 Lmr Sa Dispositif d'injection moulage bi-matiere
WO2001064418A1 (en) * 2000-02-29 2001-09-07 Bemis Manufacturing Company No nozzle member co-injection apparatus
CA2364050A1 (en) * 2000-11-30 2002-05-30 Bemis Manufacturing Company Co-injection methods using endothermic-blowing agents and products made therefrom
US6524093B2 (en) * 2000-12-08 2003-02-25 Husky Injection Molding Systems, Ltd. Flow deflector in an injection molding system
EP1420731A2 (en) 2001-06-29 2004-05-26 Coloplast A/S A bag for collection of bodily fluids
US7517343B2 (en) * 2001-06-29 2009-04-14 Coloplast A/S Catheter assembly
US7682353B2 (en) 2001-06-29 2010-03-23 Coloplast A/S Catheter device
US7192270B2 (en) * 2002-11-05 2007-03-20 Mold-Masters Limited Tight pitch nozzle with individual valve gate control
US7175419B2 (en) * 2002-12-03 2007-02-13 Mold-Masters Limited Hot runner co-injection nozzle
DE102004049361A1 (de) * 2004-10-08 2006-04-13 Demag Ergotech Gmbh Spritzgießmaschine mit nachrüstbarer Einspritzeinheit und Nachrüstmodul für eine solche Spritzgießmaschine
WO2006075366A1 (ja) * 2005-01-12 2006-07-20 Toyo Seikan Kaisha, Ltd 複合樹脂の押出供給装置及び複合樹脂塊
JP4839728B2 (ja) * 2005-08-25 2011-12-21 宇部興産機械株式会社 熱可塑性樹脂の多層成形方法、及び多層成形装置
US7390184B2 (en) * 2005-11-09 2008-06-24 Centoco Plastics Limited Dual injection manifold
US20080093772A1 (en) 2006-10-06 2008-04-24 Graham Packing Company, Lp Method and apparatus for delivering sequential shots to multiple cavities to form multilayer articles
US7527490B2 (en) * 2006-10-13 2009-05-05 Mold-Masters (2007) Limited Coinjection molding apparatus and related hot-runner nozzle
US7581944B2 (en) 2007-08-28 2009-09-01 Mold-Masters (2007) Limited Injection molding apparatus having a valve pin bushing
JP5239479B2 (ja) * 2008-04-23 2013-07-17 東洋製罐グループホールディングス株式会社 部分発泡共射出成形体の製造方法及び部分発泡共射出成形体
EP2561970B1 (en) * 2010-04-23 2021-07-21 Mitsubishi Gas Chemical Company, Inc. Multilayered container, die for multilayered container, and method for producing multilayered container
US9498911B2 (en) 2010-09-21 2016-11-22 Mold-Masters (2007) Limited Coinjection hot runner injection molding system
EP2618982B1 (en) 2010-09-21 2018-10-31 Mold-Masters (2007) Limited Coinjection hot runner injection molding system
CN103747831B (zh) 2011-08-29 2017-02-22 科洛普拉斯特公司 通过手动移除来启动导管
US9073246B2 (en) 2011-09-21 2015-07-07 Mold-Masters (2007) Limited Coinjection hot runner injection molding system
JP5392425B2 (ja) * 2013-01-28 2014-01-22 東洋製罐株式会社 容器用プリフォーム及びその製造方法

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US3070126A (en) * 1959-07-14 1962-12-25 Novo Ind Corp Vacuum casting nozzle
FR1290262A (fr) * 1961-03-01 1962-04-13 Perfectionnements aux machines d'injection pour matières plastiques
US3436793A (en) * 1966-08-19 1969-04-08 Trueblood Inc Injection molding machine
US3488810A (en) * 1967-03-17 1970-01-13 Jobst U Gellert Valve-gated mold construction
GB1219097A (en) * 1967-12-15 1971-01-13 Ici Ltd Improvements in or relating to injection moulding machines
US3541946A (en) * 1968-05-13 1970-11-24 Quaker Oats Co Apparatus for continuously producing a center filled puffed cereal product
US3733156A (en) * 1968-12-06 1973-05-15 Ici Ltd Injection moulding machines
US3894823A (en) * 1971-09-07 1975-07-15 Robert Hanning Apparatus for injection molding of parts of synthetic material
US3793415A (en) * 1971-11-16 1974-02-19 Ici Ltd Injection molded resin articles having a foamed resin core
US3778209A (en) * 1971-12-16 1973-12-11 Dan Morrison Meat Pies Inc Extruder for food products such as tamales

Also Published As

Publication number Publication date
FR2217147B1 (US20110009641A1-20110113-C00116.png) 1977-06-10
JPS4988964A (US20110009641A1-20110113-C00116.png) 1974-08-26
JPS5545374B2 (US20110009641A1-20110113-C00116.png) 1980-11-18
CH566207A5 (US20110009641A1-20110113-C00116.png) 1975-09-15
US3947175A (en) 1976-03-30
GB1402040A (en) 1975-08-06
FR2217147A1 (US20110009641A1-20110113-C00116.png) 1974-09-06

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