DE3750489D1 - Koinjektion von hohlen Artikeln und Vorformlingen. - Google Patents

Koinjektion von hohlen Artikeln und Vorformlingen.

Info

Publication number
DE3750489D1
DE3750489D1 DE3750489T DE3750489T DE3750489D1 DE 3750489 D1 DE3750489 D1 DE 3750489D1 DE 3750489 T DE3750489 T DE 3750489T DE 3750489 T DE3750489 T DE 3750489T DE 3750489 D1 DE3750489 D1 DE 3750489D1
Authority
DE
Germany
Prior art keywords
preforms
injection
hollow articles
mold
optimum
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
DE3750489T
Other languages
English (en)
Other versions
DE3750489T2 (de
Inventor
Robert D C O Husky Injec Schad
Paul P Brown
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.)
Husky Injection Molding Systems Ltd
Original Assignee
Husky Injection Molding Systems 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25338090&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3750489(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Husky Injection Molding Systems Ltd filed Critical Husky Injection Molding Systems Ltd
Publication of DE3750489D1 publication Critical patent/DE3750489D1/de
Application granted granted Critical
Publication of DE3750489T2 publication Critical patent/DE3750489T2/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
    • B29C45/1603—Multi-way nozzles specially adapted therefor
    • 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
    • B29C45/16—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
    • B29C45/1642—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
    • 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
    • B29C2045/1609—Multi-way nozzles specially adapted therefor having independent heating or cooling means for each way
    • 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

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)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
DE3750489T 1986-05-12 1987-05-08 Koinjektion von hohlen Artikeln und Vorformlingen. Expired - Lifetime DE3750489T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/862,269 US4717324A (en) 1986-05-12 1986-05-12 Coinjection of hollow articles and preforms

Publications (2)

Publication Number Publication Date
DE3750489D1 true DE3750489D1 (de) 1994-10-13
DE3750489T2 DE3750489T2 (de) 1995-04-27

Family

ID=25338090

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3750489T Expired - Lifetime DE3750489T2 (de) 1986-05-12 1987-05-08 Koinjektion von hohlen Artikeln und Vorformlingen.

Country Status (8)

Country Link
US (1) US4717324A (de)
EP (1) EP0246512B1 (de)
JP (1) JPS62268618A (de)
AT (1) ATE111013T1 (de)
AU (2) AU579768B2 (de)
BR (1) BR8702360A (de)
CA (1) CA1291610C (de)
DE (1) DE3750489T2 (de)

Families Citing this family (95)

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GB8616460D0 (en) * 1986-07-05 1986-08-13 Metal Box Plc Manufacture of articles
US4957682A (en) * 1988-01-19 1990-09-18 Kamaya Kagaku Kogyo Co., Ltd. Method of injection molding a three-layered container
FR2631883B1 (fr) * 1988-05-27 1990-08-24 Neiman Sa Procede et dispositif d'injection d'au moins deux matieres constituant un reflecteur et reflecteur ainsi obtenu
US4950143A (en) * 1989-01-03 1990-08-21 Continental Pet Technologies, Inc. Injection mold manifold arrangement
CA1292848C (en) * 1989-02-14 1991-12-10 Jobst Ulrich Gellert Injection molding system having a valve member with a ribbed insulative portion
US4966545A (en) * 1989-04-19 1990-10-30 Husky Injection Molding Systems Ltd. Staged shooting pot for injection molding
JPH03272821A (ja) * 1990-02-05 1991-12-04 Japan Steel Works Ltd:The 射出ヘッド
US5260012A (en) * 1990-02-16 1993-11-09 Husky Injection Molding Systems Ltd. Molding plastic articles
US5069840A (en) * 1990-02-16 1991-12-03 Husky Injection Molding Systems Ltd. Molding plastic articles
US5192555A (en) * 1990-02-16 1993-03-09 Husky Injection Molding Systems Ltd. Apparatus for molding plastic articles
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
CA2032294A1 (en) * 1990-12-17 1992-06-18 Jobst Ulrich Gellert Thermal valve gated injection molding apparatus with melt distribution plate
DE4111229A1 (de) * 1991-04-08 1992-10-15 Wilhelm Hegler Vorrichtung zur herstellung von kunststoff-rohren
JP2667594B2 (ja) * 1991-04-15 1997-10-27 株式会社日本製鋼所 射出成形方法及び射出成形型
US5143733A (en) * 1991-04-19 1992-09-01 Husky Injection Molding Systems Ltd. Injection molding apparatus
US5112212A (en) * 1991-05-02 1992-05-12 Husky Injection Molding Systems Ltd. Shooting pot with combined valve and piston
US5785216A (en) * 1991-05-29 1998-07-28 Spotless Plastics Pty. Ltd. Method of molding hangers and apparatus for implementing method
US5200207A (en) * 1991-06-10 1993-04-06 Husky Injection Molding Systems Ltd. Hot runner system for coinjection
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US5840228A (en) * 1996-10-08 1998-11-24 Ritchey; Eugene B. Method of creating indicia on a molded article
US5792397A (en) * 1996-10-08 1998-08-11 Ritchey; Eugene B. Method of injection molding
US6056536A (en) * 1997-03-20 2000-05-02 Husky Injection Molding Systems Ltd. Valve gating apparatus for injection molding
US6464909B1 (en) * 1998-04-21 2002-10-15 Synventive Molding Solutions, Inc. Manifold system having flow control
US6062840A (en) 1997-09-02 2000-05-16 Dynisco Hotrunners, Inc. Hot runner system for coinjection molding
AT2516U1 (de) * 1997-07-30 1998-12-28 Engel Gmbh Maschbau Verfahren zum spritzgiessen von gegenständen
US5858420A (en) * 1997-08-13 1999-01-12 Husky Injection Molding Systems Ltd. Flow regulating and distributing assembly
US6267929B1 (en) 1997-09-16 2001-07-31 BIO MéRIEUX, INC. Textured surface for test sample cards
US5972258A (en) * 1997-10-20 1999-10-26 Husky Injection Molding Systems Ltd. Method of using a multiple gating nozzle
CA2219257C (en) 1997-10-23 2005-05-31 Mold-Masters Limited Sprue gated five layer injection molding apparatus
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CA2265420C (en) 1998-03-19 2005-02-08 Husky Injection Molding Systems Ltd. Method and system for reducing polymer degradation products in two stage injection molding machines
US6152721A (en) * 1998-03-30 2000-11-28 Husky Injection Molding Systems Ltd. Shooting pot actuator for an injection molding machine
US7234929B2 (en) * 1999-09-21 2007-06-26 Synventive Molding Solutions, Inc. Injection molding flow control apparatus and method
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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
US6276916B1 (en) 1999-06-30 2001-08-21 Husky Injection Molding Systems Ltd. Failsafe shooting pot actuator for an injection molding machine
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AU2001238716A1 (en) * 2000-02-29 2001-09-12 Bemis Manufacturing Company Co-injection apparatus for injection molding
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US6964748B2 (en) * 2000-11-30 2005-11-15 Bemis Manufacturing Company Co-injection methods using endothermic-blowing agents and products made therefrom
US6884061B2 (en) * 2002-09-18 2005-04-26 Mold-Masters Limited Metering device for a nozzle of an injection molding apparatus
DE60328425D1 (de) * 2002-12-03 2009-08-27 Mold Masters 2007 Ltd Heißkanal-Koinjektionsdüse
CA2457643C (en) * 2003-02-13 2011-11-22 Mold-Masters Limited Valve gated injection molding system with independent flow control
US20040166189A1 (en) * 2003-02-25 2004-08-26 Mold-Masters Limited Injection molding system with flow control
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US7390184B2 (en) * 2005-11-09 2008-06-24 Centoco Plastics Limited Dual injection manifold
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Also Published As

Publication number Publication date
AU618409B2 (en) 1991-12-19
EP0246512B1 (de) 1994-09-07
EP0246512A2 (de) 1987-11-25
AU7268887A (en) 1987-12-10
US4717324A (en) 1988-01-05
EP0246512A3 (en) 1988-11-30
AU579768B2 (en) 1988-12-08
JPH0416053B2 (de) 1992-03-19
JPS62268618A (ja) 1987-11-21
AU4260389A (en) 1991-03-28
BR8702360A (pt) 1988-02-17
DE3750489T2 (de) 1995-04-27
CA1291610C (en) 1991-11-05
ATE111013T1 (de) 1994-09-15

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