DE3870684D1 - Spritzgiessvorrichtung. - Google Patents

Spritzgiessvorrichtung.

Info

Publication number
DE3870684D1
DE3870684D1 DE8888302084T DE3870684T DE3870684D1 DE 3870684 D1 DE3870684 D1 DE 3870684D1 DE 8888302084 T DE8888302084 T DE 8888302084T DE 3870684 T DE3870684 T DE 3870684T DE 3870684 D1 DE3870684 D1 DE 3870684D1
Authority
DE
Germany
Prior art keywords
gas
supply
plastics material
mould space
valve member
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
DE8888302084T
Other languages
English (en)
Inventor
Matthew Emmett Sayer
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.)
Cinpres Ltd
Original Assignee
Cinpres 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=10614029&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3870684(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Cinpres Ltd filed Critical Cinpres Ltd
Application granted granted Critical
Publication of DE3870684D1 publication Critical patent/DE3870684D1/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
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • 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
    • B29C45/1703—Introducing an auxiliary fluid into the mould
    • B29C45/1704—Introducing an auxiliary fluid into the mould the fluid being introduced into the interior of the injected material which is still in a molten state, e.g. for producing hollow 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
    • B29C45/1703—Introducing an auxiliary fluid into the mould
    • B29C45/1734—Nozzles 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
    • B29C45/20—Injection nozzles
    • B29C45/23—Feed stopping equipment
    • 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
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/57—Exerting after-pressure on the moulding 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
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/1703—Introducing an auxiliary fluid into the mould
    • B29C45/1704—Introducing an auxiliary fluid into the mould the fluid being introduced into the interior of the injected material which is still in a molten state, e.g. for producing hollow articles
    • B29C2045/1729—Introducing an auxiliary fluid into the mould the fluid being introduced into the interior of the injected material which is still in a molten state, e.g. for producing hollow articles fluid venting means

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)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
DE8888302084T 1987-03-16 1988-03-10 Spritzgiessvorrichtung. Expired - Lifetime DE3870684D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878706204A GB8706204D0 (en) 1987-03-16 1987-03-16 Injection moulding apparatus

Publications (1)

Publication Number Publication Date
DE3870684D1 true DE3870684D1 (de) 1992-06-11

Family

ID=10614029

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888302084T Expired - Lifetime DE3870684D1 (de) 1987-03-16 1988-03-10 Spritzgiessvorrichtung.

Country Status (10)

Country Link
US (1) US4740150B1 (de)
EP (1) EP0283207B1 (de)
JP (1) JP2654959B2 (de)
KR (1) KR950012851B1 (de)
AT (1) ATE75651T1 (de)
AU (1) AU591385B2 (de)
CA (1) CA1280859C (de)
DE (1) DE3870684D1 (de)
ES (1) ES2032550T3 (de)
GB (2) GB8706204D0 (de)

Families Citing this family (123)

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JPH0788025B2 (ja) * 1987-04-28 1995-09-27 三菱瓦斯化学株式会社 偏肉補強部構造を有する合成樹脂成形品の製造法
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US4855094A (en) * 1987-09-21 1989-08-08 Michael Ladney Method for the injection molding of plastic articles using fluid pressure
US4943407A (en) * 1987-09-21 1990-07-24 Michael Ladney Method of and apparatus for injection molding with pressurized fluid assist
GB8722620D0 (en) * 1987-09-25 1987-11-04 Cinpres Ltd Injection moulding
EP0321117B2 (de) * 1987-12-16 2005-07-13 Melea Limited Verfahren und System zum von lokalem Fluidium assistierten Spritzgiessen und dadurch hergstellter Körper
US5318433A (en) * 1987-12-16 1994-06-07 Melea Limited System for localized fluid-assisted injection molding
US5069859A (en) * 1987-12-16 1991-12-03 Milad Limited Partnership Method of injection molding with pressurized-fluid assist
US4913644A (en) * 1988-04-15 1990-04-03 Michael Ladney System for making a hollow-shaped body from molten resin by injection molding
US4830812A (en) * 1988-04-15 1989-05-16 Michael Ladney Method and system for making a hollow-shaped body from molten resin by injection molding
US5098637A (en) * 1988-07-11 1992-03-24 Milad Limited Partnership Process for injection molding and hollow plastic article produced thereby
DE3834917A1 (de) * 1988-10-13 1990-04-19 Kloeckner Ferromatik Desma Duese fuer spritzgiessmaschinen
US5015166A (en) * 1988-11-02 1991-05-14 Encore Molding Systems, Inc. Injection molding apparatus for making a hollow object
US5066214A (en) * 1988-11-02 1991-11-19 Encore Molding Systems, Inc. Injection molding apparatus
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GB2158002B (en) * 1984-05-04 1987-06-17 Peerless Foam Moulding Co Injection moulding

Also Published As

Publication number Publication date
GB2202181B (en) 1990-07-25
AU591385B2 (en) 1989-11-30
AU1315088A (en) 1988-09-15
EP0283207A2 (de) 1988-09-21
GB2202181A (en) 1988-09-21
GB8805710D0 (en) 1988-04-07
JPS6414012A (en) 1989-01-18
CA1280859C (en) 1991-03-05
KR950012851B1 (ko) 1995-10-23
ATE75651T1 (de) 1992-05-15
KR880010888A (ko) 1988-10-25
US4740150B1 (en) 1995-07-25
EP0283207B1 (de) 1992-05-06
ES2032550T3 (es) 1993-02-16
EP0283207A3 (en) 1989-10-04
US4740150A (en) 1988-04-26
GB8706204D0 (en) 1987-04-23
JP2654959B2 (ja) 1997-09-17

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