AU4598997A - Method and apparatus for co-injection of plastic articles - Google Patents

Method and apparatus for co-injection of plastic articles

Info

Publication number
AU4598997A
AU4598997A AU45989/97A AU4598997A AU4598997A AU 4598997 A AU4598997 A AU 4598997A AU 45989/97 A AU45989/97 A AU 45989/97A AU 4598997 A AU4598997 A AU 4598997A AU 4598997 A AU4598997 A AU 4598997A
Authority
AU
Australia
Prior art keywords
injection
plastic articles
articles
plastic
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.)
Abandoned
Application number
AU45989/97A
Inventor
Loren C. Albrecht
Peter F. Bemis
Steven J. Kolste
Gerald W. Swart
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.)
Bemis Manufacturing Co
Original Assignee
Bemis Manufacturing Co
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 US08/897,459 external-priority patent/US5891381A/en
Application filed by Bemis Manufacturing Co filed Critical Bemis Manufacturing Co
Publication of AU4598997A publication Critical patent/AU4598997A/en
Abandoned 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
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C2045/2683—Plurality of independent mould cavities in a single mould
    • 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
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • B29C45/30—Flow control means disposed within the sprue channel, e.g. "torpedo" construction
    • B29C2045/308—Mixing or stirring devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
AU45989/97A 1996-09-27 1997-09-26 Method and apparatus for co-injection of plastic articles Abandoned AU4598997A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US2756496P 1996-09-27 1996-09-27
US60027564 1996-09-27
US08/897,459 US5891381A (en) 1994-11-23 1997-07-21 Co-injection method apparatus for injection molding
US08897459 1997-07-21
PCT/US1997/017387 WO1998013188A1 (en) 1996-09-27 1997-09-26 Method and apparatus for co-injection of plastic articles

Publications (1)

Publication Number Publication Date
AU4598997A true AU4598997A (en) 1998-04-17

Family

ID=26702629

Family Applications (1)

Application Number Title Priority Date Filing Date
AU45989/97A Abandoned AU4598997A (en) 1996-09-27 1997-09-26 Method and apparatus for co-injection of plastic articles

Country Status (4)

Country Link
EP (1) EP0929391A4 (en)
JP (1) JP2001524036A (en)
AU (1) AU4598997A (en)
WO (1) WO1998013188A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5922363A (en) * 1997-04-07 1999-07-13 Dtl Technology Limited Partnership Molding multi-layered articles using coinjection techniques
US6974556B2 (en) * 2000-02-29 2005-12-13 Bemis Manufacturing Company Co-injection apparatus for injection molding
US6524093B2 (en) * 2000-12-08 2003-02-25 Husky Injection Molding Systems, Ltd. Flow deflector in an injection molding system
EP2969463B1 (en) 2013-03-14 2020-10-21 Milacron LLC Individual cavity flow control method and system for co-injection molding

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT8221006V0 (en) * 1982-03-02 1982-03-02 Imi Ind Macc Idrauliche UNIVERSAL ADAPTER FOR INJECTION MOLDING MACHINES.
JPS6235818A (en) * 1985-08-09 1987-02-16 Meiki Co Ltd Injection molding equipment for forming sandwich
NL8801096A (en) * 1988-04-27 1989-11-16 Hartman Holding B V NOZZLE AND AN INJECTION MOLDING FOR TWO-COMPONENT INJECTION MOLDING.
JPH02229017A (en) * 1989-01-13 1990-09-11 Husky Injection Molding Syst Ltd Injection molding method and construction of injection nozzle
CA2032294A1 (en) * 1990-12-17 1992-06-18 Jobst Ulrich Gellert Thermal valve gated injection molding apparatus with melt distribution plate
US5460771A (en) * 1992-10-16 1995-10-24 Itt Corporation Process for producing corrugated multi-layer tubing having layers of differing plastic characteristics
US5650178A (en) * 1994-11-23 1997-07-22 Bemis Manufacturing Company Co-injection manifold for injection molding
US5556582A (en) * 1995-02-17 1996-09-17 Stanford University Injection molding gate flow control

Also Published As

Publication number Publication date
EP0929391A1 (en) 1999-07-21
WO1998013188A1 (en) 1998-04-02
JP2001524036A (en) 2001-11-27
EP0929391A4 (en) 2001-03-21

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