DE3750765T2 - Mehrschichtige giessdüse. - Google Patents

Mehrschichtige giessdüse.

Info

Publication number
DE3750765T2
DE3750765T2 DE3750765T DE3750765T DE3750765T2 DE 3750765 T2 DE3750765 T2 DE 3750765T2 DE 3750765 T DE3750765 T DE 3750765T DE 3750765 T DE3750765 T DE 3750765T DE 3750765 T2 DE3750765 T2 DE 3750765T2
Authority
DE
Germany
Prior art keywords
casting nozzle
multilayered
multilayered casting
nozzle
casting
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 - Lifetime
Application number
DE3750765T
Other languages
English (en)
Other versions
DE3750765D1 (de
Inventor
Hiroyuki Nissei Asb Ma Orimoto
Katsumasa Nissei Asb Ma Yokota
Hidehiko Nissei Asb Mach Fukai
Kouichi Nissei Asb Machi Satoh
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.)
Nissei ASB Machine Co Ltd
Original Assignee
Nissei ASB Machine Co Ltd
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 Nissei ASB Machine Co Ltd filed Critical Nissei ASB Machine Co Ltd
Publication of DE3750765D1 publication Critical patent/DE3750765D1/de
Application granted granted Critical
Publication of DE3750765T2 publication Critical patent/DE3750765T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • B29C45/1646—Injecting parison-like articles
    • 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
    • B29C45/20—Injection nozzles
    • B29C45/22—Multiple nozzle systems
    • 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
    • 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
    • B29C45/1604—Multi-way nozzles specially adapted therefor using a valve urged by the injection pressure
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F2013/00361—Plasters
    • A61F2013/00365—Plasters use
    • A61F2013/00387—Plasters use skin protection
    • A61F2013/004—Plasters use skin protection from liquid water
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F2013/00361—Plasters
    • A61F2013/00727—Plasters means for wound humidity control
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F2013/00361—Plasters
    • A61F2013/00855—Plasters pervious to air or vapours
    • A61F2013/00885—Plasters pervious to air or vapours impervious, i.e. occlusive bandage
    • A61F2013/00889—Plasters pervious to air or vapours impervious, i.e. occlusive bandage waterproof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/15203—Properties of the article, e.g. stiffness or absorbency
    • A61F2013/15284—Properties of the article, e.g. stiffness or absorbency characterized by quantifiable properties
    • A61F2013/15365—Dimensions
    • 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
    • B29C45/1646—Injecting parison-like articles
    • B29C2045/1648—Injecting parison-like articles the parison core layer being a barrier material
    • 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
    • B29C2045/1656—Injecting the skin material through the central passage of the multiway nozzle
    • 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
    • B29C2949/00—Indexing scheme relating to blow-moulding
    • B29C2949/20—Preforms or parisons whereby a specific part is made of only one component, e.g. only one layer
    • B29C2949/22—Preforms or parisons whereby a specific part is made of only one component, e.g. only one layer at neck portion
    • 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
    • B29C2949/00—Indexing scheme relating to blow-moulding
    • B29C2949/20—Preforms or parisons whereby a specific part is made of only one component, e.g. only one layer
    • B29C2949/24—Preforms or parisons whereby a specific part is made of only one component, e.g. only one layer at flange portion
    • 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
    • B29C2949/00—Indexing scheme relating to blow-moulding
    • B29C2949/20—Preforms or parisons whereby a specific part is made of only one component, e.g. only one layer
    • B29C2949/26—Preforms or parisons whereby a specific part is made of only one component, e.g. only one layer at body portion
    • 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
    • B29C2949/00—Indexing scheme relating to blow-moulding
    • B29C2949/20—Preforms or parisons whereby a specific part is made of only one component, e.g. only one layer
    • B29C2949/28—Preforms or parisons whereby a specific part is made of only one component, e.g. only one layer at bottom portion
    • 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
    • B29C2949/00—Indexing scheme relating to blow-moulding
    • B29C2949/30—Preforms or parisons made of several components
    • B29C2949/3008—Preforms or parisons made of several components at neck portion
    • B29C2949/3009—Preforms or parisons made of several components at neck portion partially
    • 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
    • B29C2949/00—Indexing scheme relating to blow-moulding
    • B29C2949/30—Preforms or parisons made of several components
    • B29C2949/3012—Preforms or parisons made of several components at flange portion
    • 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
    • B29C2949/00—Indexing scheme relating to blow-moulding
    • B29C2949/30—Preforms or parisons made of several components
    • B29C2949/3016—Preforms or parisons made of several components at body portion
    • B29C2949/3018—Preforms or parisons made of several components at body portion partially
    • 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
    • B29C2949/00—Indexing scheme relating to blow-moulding
    • B29C2949/30—Preforms or parisons made of several components
    • B29C2949/302—Preforms or parisons made of several components at bottom portion
    • 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
    • B29C2949/00—Indexing scheme relating to blow-moulding
    • B29C2949/30—Preforms or parisons made of several components
    • B29C2949/3024—Preforms or parisons made of several components characterised by the number of components or by the manufacturing technique
    • B29C2949/3026—Preforms or parisons made of several components characterised by the number of components or by the manufacturing technique having two or more components
    • B29C2949/3028—Preforms or parisons made of several components characterised by the number of components or by the manufacturing technique having two or more components having three or more components
    • 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
    • B29C2949/00—Indexing scheme relating to blow-moulding
    • B29C2949/30—Preforms or parisons made of several components
    • B29C2949/3032—Preforms or parisons made of several components having components being injected
    • B29C2949/3034—Preforms or parisons made of several components having components being injected having two or more components being injected
    • B29C2949/3036—Preforms or parisons made of several components having components being injected having two or more components being injected having three or more components being injected
    • 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
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/2496—Self-proportioning or correlating systems
    • Y10T137/2559—Self-controlled branched flow systems
    • Y10T137/2564—Plural inflows
    • Y10T137/2572—One inflow supplements another
DE3750765T 1987-10-30 1987-10-30 Mehrschichtige giessdüse. Expired - Lifetime DE3750765T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP1987/000841 WO1989003756A1 (en) 1987-10-30 1987-10-30 Multilayer forming nozzle

Publications (2)

Publication Number Publication Date
DE3750765D1 DE3750765D1 (de) 1994-12-22
DE3750765T2 true DE3750765T2 (de) 1995-06-22

Family

ID=13902898

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3750765T Expired - Lifetime DE3750765T2 (de) 1987-10-30 1987-10-30 Mehrschichtige giessdüse.

Country Status (7)

Country Link
US (1) US5030077A (de)
EP (1) EP0374247B1 (de)
KR (1) KR950012854B1 (de)
AU (1) AU604278B2 (de)
DE (1) DE3750765T2 (de)
RU (1) RU1838120C (de)
WO (1) WO1989003756A1 (de)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5131830A (en) * 1987-10-30 1992-07-21 Nissei Asb Machine Co., Ltd. Multi-layer molding nozzle
US5156857A (en) * 1988-11-23 1992-10-20 American National Can Company Extrusion die for extrusion blow molding equipment
NO171048C (no) * 1989-12-19 1993-01-20 Soennichsen As Smoereinnretning for plastekstrudere
US5279781A (en) * 1990-06-12 1994-01-18 Tanaka Kikinzoku Kogyo K.K. Melt-spin process for electroconductive fibers used in human-implantable electrode and cloth
US5369762A (en) * 1990-06-28 1994-11-29 Wolf; William M. Method for sorting data in a computer at high speed by using data word values for address locations
JPH0753394B2 (ja) * 1990-07-16 1995-06-07 日精エー・エス・ビー機械株式会社 多層成形用ホットランナー金型
US5198239A (en) * 1991-07-08 1993-03-30 Beavers Charles T Apparatus for co-extruding two food products
JP2794268B2 (ja) * 1994-10-21 1998-09-03 日精樹脂工業株式会社 合成樹脂中空体，発泡体等の成形用射出装置
DE19521718C1 (de) * 1995-06-14 1996-05-15 Krauss Maffei Ag Spritzgießvorrichtung
DE19606045C2 (de) * 1996-02-19 1997-11-27 Krupp Ag Hoesch Krupp Verfahren zum Spritzgießen von dreischichtigen Spritzlingen und Vorrichtung für die Durchführung des Verfahrens
DE19613779C2 (de) * 1996-04-04 1998-07-16 Krupp Ag Hoesch Krupp Verfahren zum Spritzgießen von dreischichtigen Spritzlingen und Vorrichtung für die Durchführung des Verfahrens
DE19617349C1 (de) * 1996-04-30 1997-09-04 Hans Kuehn Spritzgießverfahren zur Herstellung von mehrschichtigen Kunststofftuben
US5900260A (en) * 1996-12-09 1999-05-04 Cincinnati Milacron Inc. Accumulator head having a segmented barrel
EP0887169A1 (de) * 1997-06-27 1998-12-30 Altoplast AG Verfahren zum Herstellen eines mehrschichtigen Vorformlings und nach dem Verfahren hergestellter Vorformling
US5972258A (en) * 1997-10-20 1999-10-26 Husky Injection Molding Systems Ltd. Method of using a multiple gating nozzle
CA2219247C (en) * 1997-10-23 2006-12-05 Mold-Masters Limited Injection molding apparatus having a melt bore through the front end of the pin
EP1100669B1 (de) 1998-05-01 2005-12-21 Duramed Pharmaceuticals, Inc. Verfahren zur spritzgussherstellung von vorrichtungen mit kontrollierter wirkstofffreisetzung und damit hergestellte vorrichtung
CA2253042C (en) * 1998-11-05 2007-04-17 Jobst Ulrich Gellert Method of three layer injection molding with sequential and simultaneous coinjection
US6655945B1 (en) 1999-03-18 2003-12-02 Mold Masters Limited Apparatus and method for multi-layer injection molding
US6440350B1 (en) 1999-03-18 2002-08-27 Mold-Masters Limited Apparatus and method for multi-layer injection molding
US6398537B2 (en) 1999-04-02 2002-06-04 Mold-Masters Limited Shuttle system for an apparatus for injection molding
US6196826B1 (en) 1999-05-28 2001-03-06 Mold-Masters Limited Seepage system for an injection molding apparatus
US6706438B2 (en) * 2000-08-10 2004-03-16 Honda Giken Kogyo Kabushiki Kaisha Fluid supply device for fuel cell
US7207796B2 (en) * 2004-07-01 2007-04-24 Husky Injection Moldiing Systems Ltd. Hot runner coinjection nozzle with thermally separated melt channels
US7399442B2 (en) 2004-07-07 2008-07-15 Kortec, Inc. Multilayer molding using temperature adjustment of flow rate in conjunction with shooting pot technology
BE1017012A6 (nl) * 2005-03-25 2007-12-04 Resilux Behouder en voorvorm voor het blaasvormen hiervan en werkwijze voor het vervaardigen hiervan.
DE102006007482B4 (de) 2006-02-17 2014-06-18 Leadx Ag Vorrichtung und Verfahren zur Herstellung einer rohrförmigen Umhüllung
DE102006040182A1 (de) * 2006-08-26 2008-03-06 Mht Mold & Hotrunner Technology Ag Verfahren zur Herstellung eines mehrschichtigen Vorformlings sowie Düse hierfür
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
CA2622692C (en) * 2007-02-26 2015-10-06 Advanced Drainage Systems, Inc. Defined ratio dual-wall pipe die
WO2012037682A2 (en) 2010-09-21 2012-03-29 Mold-Masters (2007) Limited Coinjection hot runner injection molding system
US9498911B2 (en) 2010-09-21 2016-11-22 Mold-Masters (2007) Limited Coinjection hot runner injection molding system
US9073246B2 (en) 2011-09-21 2015-07-07 Mold-Masters (2007) Limited Coinjection hot runner injection molding system
DE102014004221A1 (de) 2014-03-25 2015-10-01 Hpt Hochwertige Pharmatechnik Gmbh & Co. Kg Spritzstation für die Herstellung von Multilayer-Vorformlingen

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FR1290262A (fr) * 1961-03-01 1962-04-13 Perfectionnements aux machines d'injection pour matières plastiques
US4052497A (en) * 1973-09-21 1977-10-04 Billion S.A. Method of injection-moulding by injection of an article composed of at least three different materials
JPS5223160A (en) * 1975-08-15 1977-02-21 Asahi Dow Ltd Device for injection molding sandwich structure
US4190409A (en) * 1977-10-14 1980-02-26 Karl Hehl Apparatus for injecting confluent streams of plastic
JPS5650700A (en) * 1979-09-06 1981-05-07 Cbs Inc Sound reproducer using acoustic processor
DE3305931A1 (de) * 1983-02-21 1984-08-23 Battenfeld Maschfab Vorrichtung zum diskontinuierlichen herstellen von mehrschicht-formkoerpern aus kunststoff
US4511528A (en) * 1983-04-13 1985-04-16 American Can Company Flow stream channel splitter devices for multi-coinjection nozzle injection molding machines
JPS60179418U (ja) * 1984-05-09 1985-11-28 日精エー・エス・ビー機械株式会社 三層成形用ホツトランナ−金型
US4657496A (en) * 1984-06-04 1987-04-14 Gifu Husky Co., Ltd. Hot-runner mold for injection molding
AU4558685A (en) * 1984-07-31 1986-02-06 Nissei Asb Machine Co., Ltd. Multi-layer parison
JPS61274912A (ja) * 1985-05-31 1986-12-05 Nissei Ee S B Kikai Kk 多層成形用ノズル装置
US4863665A (en) * 1987-05-18 1989-09-05 Husky Injection Molding Systems, Ltd. Tri-injection of hollow articles

Also Published As

Publication number Publication date
US5030077A (en) 1991-07-09
AU604278B2 (en) 1990-12-13
RU1838120C (ru) 1993-08-30
DE3750765D1 (de) 1994-12-22
WO1989003756A1 (en) 1989-05-05
EP0374247A1 (de) 1990-06-27
EP0374247B1 (de) 1994-11-17
AU8156587A (en) 1989-05-23
EP0374247A4 (de) 1989-11-07
KR950012854B1 (ko) 1995-10-23
KR890701313A (ko) 1989-12-20

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