ES532382A0 - Procedimiento y aparato para producir una pieza moldeada por inyeccion de material plastico - Google Patents

Procedimiento y aparato para producir una pieza moldeada por inyeccion de material plastico

Info

Publication number
ES532382A0
ES532382A0 ES532382A ES532382A ES532382A0 ES 532382 A0 ES532382 A0 ES 532382A0 ES 532382 A ES532382 A ES 532382A ES 532382 A ES532382 A ES 532382A ES 532382 A0 ES532382 A0 ES 532382A0
Authority
ES
Spain
Prior art keywords
plastics material
fluid
injection moulding
stream
mould
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.)
Granted
Application number
ES532382A
Other languages
English (en)
Other versions
ES8504546A1 (es
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.)
PEERLESS FOAM MOULDING CO
Original Assignee
PEERLESS FOAM MOULDING 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10542531&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES532382(A0) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by PEERLESS FOAM MOULDING CO filed Critical PEERLESS FOAM MOULDING CO
Publication of ES532382A0 publication Critical patent/ES532382A0/es
Publication of ES8504546A1 publication Critical patent/ES8504546A1/es
Expired 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping 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
    • B29C44/04—Shaping 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
    • B29C44/0492—Devices for feeding the different materials
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping 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
    • B29C44/10—Applying counter-pressure during expanding
    • B29C44/105—Applying counter-pressure during expanding the counterpressure being exerted by a fluid
    • 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
    • B29C45/1704—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
    • B29C45/1706—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 using particular fluids or fluid generating substances
    • B29C2045/1707—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 using particular fluids or fluid generating substances using a liquid, e.g. water
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/83—Injection molding of polyolefin-type foam

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Cereal-Derived Products (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Fertilizers (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
ES532382A 1983-05-11 1984-05-10 Procedimiento y aparato para producir una pieza moldeada por inyeccion de material plastico Expired ES8504546A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08312933A GB2139548B (en) 1983-05-11 1983-05-11 Injection moulding

Publications (2)

Publication Number Publication Date
ES532382A0 true ES532382A0 (es) 1985-04-16
ES8504546A1 ES8504546A1 (es) 1985-04-16

Family

ID=10542531

Family Applications (1)

Application Number Title Priority Date Filing Date
ES532382A Expired ES8504546A1 (es) 1983-05-11 1984-05-10 Procedimiento y aparato para producir una pieza moldeada por inyeccion de material plastico

Country Status (13)

Country Link
US (1) US4824732A (es)
EP (1) EP0127961B2 (es)
JP (1) JPS6024913A (es)
AT (1) ATE51797T1 (es)
CA (1) CA1227006A (es)
DE (2) DE3481900D1 (es)
DK (1) DK172952B1 (es)
ES (1) ES8504546A1 (es)
GB (1) GB2139548B (es)
IE (1) IE57661B1 (es)
IN (1) IN163248B (es)
MX (1) MX160422A (es)
PT (1) PT78572B (es)

Families Citing this family (142)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2139548B (en) * 1983-05-11 1986-11-19 James Watson Hendry Injection moulding
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FR2605197A1 (fr) * 1986-10-17 1988-04-22 Delsey Soc Perfectionnement aux articles de voyage tels que valises, porte-habits, sacs
GB8706204D0 (en) * 1987-03-16 1987-04-23 Peerless Cinpres Ltd Injection moulding apparatus
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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JPS6463122A (en) * 1987-09-04 1989-03-09 Mitsubishi Gas Chemical Co Injection molding
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GB8722620D0 (en) * 1987-09-25 1987-11-04 Cinpres Ltd Injection moulding
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DK172952B1 (da) 1999-10-18
AU2789384A (en) 1984-11-15
DK232484A (da) 1984-11-12
GB2139548B (en) 1986-11-19
JPH0347171B2 (es) 1991-07-18
DK232484D0 (da) 1984-05-10
JPS6024913A (ja) 1985-02-07
CA1227006A (en) 1987-09-22
US4824732A (en) 1989-04-25
DE3481900D1 (de) 1990-05-17
IN163248B (es) 1988-08-27
PT78572B (en) 1986-05-08
EP0127961B1 (en) 1990-04-11
EP0127961A2 (en) 1984-12-12
EP0127961B2 (en) 1996-09-04
AU568375B2 (en) 1987-12-24
DE127961T1 (de) 1986-04-10
GB2139548A (en) 1984-11-14
IE57661B1 (en) 1993-02-24
GB8312933D0 (en) 1983-06-15
PT78572A (en) 1984-06-01
MX160422A (es) 1990-02-22
ES8504546A1 (es) 1985-04-16
EP0127961A3 (en) 1986-02-19
IE841126L (en) 1984-11-11
ATE51797T1 (de) 1990-04-15

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