ATE119099T1 - Verfahren zum spritzgiessen, vorrichtung dafür und danach hergestellte formteile. - Google Patents

Verfahren zum spritzgiessen, vorrichtung dafür und danach hergestellte formteile.

Info

Publication number
ATE119099T1
ATE119099T1 AT88310583T AT88310583T ATE119099T1 AT E119099 T1 ATE119099 T1 AT E119099T1 AT 88310583 T AT88310583 T AT 88310583T AT 88310583 T AT88310583 T AT 88310583T AT E119099 T1 ATE119099 T1 AT E119099T1
Authority
AT
Austria
Prior art keywords
gas
pressure
plastic material
mold space
molten
Prior art date
Application number
AT88310583T
Other languages
English (en)
Inventor
Indra R Baxi
Original Assignee
Ladney Michael
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=22399478&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE119099(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ladney Michael filed Critical Ladney Michael
Application granted granted Critical
Publication of ATE119099T1 publication Critical patent/ATE119099T1/de

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
    • 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
    • B29C45/1732—Control circuits 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
    • B29C45/34—Moulds having venting means
    • 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
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/812—Venting

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Spinning Or Twisting Of Yarns (AREA)
  • Materials For Medical Uses (AREA)
  • Prostheses (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
  • Pens And Brushes (AREA)
AT88310583T 1987-11-17 1988-11-10 Verfahren zum spritzgiessen, vorrichtung dafür und danach hergestellte formteile. ATE119099T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/121,908 US4935191A (en) 1986-10-16 1987-11-17 Process of insection molding with pressurized gas assist

Publications (1)

Publication Number Publication Date
ATE119099T1 true ATE119099T1 (de) 1995-03-15

Family

ID=22399478

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88310583T ATE119099T1 (de) 1987-11-17 1988-11-10 Verfahren zum spritzgiessen, vorrichtung dafür und danach hergestellte formteile.

Country Status (6)

Country Link
US (1) US4935191A (de)
EP (1) EP0317176B2 (de)
KR (1) KR960006771B1 (de)
AT (1) ATE119099T1 (de)
DE (1) DE3853192T3 (de)
ES (1) ES2070856T3 (de)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5169648A (en) * 1987-10-09 1992-12-08 Battenfeld Gmbh Apparatus for injection molding articles of thermoplastic materials
US5225141A (en) * 1988-07-11 1993-07-06 Milad Limited Partnership Process for injection molding a hollow plastic article
US5066214A (en) * 1988-11-02 1991-11-19 Encore Molding Systems, Inc. Injection molding apparatus
JP2807279B2 (ja) * 1988-11-16 1998-10-08 株式会社ブリヂストン 発泡成形型のガス抜き装置
AT399470B (de) * 1988-12-15 1995-05-26 Head Sport Ag Verfahren zur herstellung eines ballspielschlägerrahmens
DE3913109C5 (de) * 1989-04-21 2010-03-18 Ferromatik Milacron Maschinenbau Gmbh Verfahren zum Spritzgießen fluidgefüllter Kunststoffkörper und Vorrichtung zur Durchführung des Verfahrens
GB8909376D0 (en) * 1989-04-25 1989-06-14 Wright Charles W Improved golf club
US5039463A (en) * 1990-03-29 1991-08-13 Loren Norman S Gas assisted injection molding
US5118455A (en) * 1990-03-29 1992-06-02 Loren Norman S Gas assisted injection molding
US5114660A (en) * 1990-07-16 1992-05-19 Milad Limited Partnership Method of injecting molding
US5137680A (en) * 1990-07-16 1992-08-11 Milad Limited Partnership Method of injection molding utilizing pressurized fluid source within a chamber in a mold
AU652369B2 (en) * 1990-07-16 1994-08-25 Melea Limited Method and system for the injection molding of plastic articles utilizing a fluid compression unit
US5162122A (en) * 1990-10-12 1992-11-10 Loren Norman S Injection nozzle having a raised land portion
US5110533A (en) * 1990-11-07 1992-05-05 Milad Limited Partnership Method for the use of gas assistance in the molding of plastic articles to enhance surface quality
US5200127A (en) * 1990-12-17 1993-04-06 Automotive Plastic Technologies, Inc. Method and apparatus for gas assisted injection molding
US5295800A (en) * 1990-12-17 1994-03-22 Automotive Plastic Technology, Inc. Apparatus for gas assisted injection molding having precise control of injection and holding pressure with stepped holding pressure capability
US5304058A (en) * 1991-06-12 1994-04-19 Automotive Plastic Technologies Injection nozzle
US5306134A (en) * 1991-06-12 1994-04-26 Automotive Plastic Technologies Fluid forcing nozzle
US5204050A (en) * 1991-10-09 1993-04-20 Loren Norman S Gas assisted injection molding
US5456957A (en) * 1992-03-06 1995-10-10 The Standard Products Company Body side molding and method
US5273417A (en) * 1992-03-12 1993-12-28 Automotive Plastic Technologies, Inc. Nozzle for gas-assisted injection molding
US5284429A (en) * 1992-05-07 1994-02-08 Cascade Engineering, Inc. Gas-assisted injection molding apparatus
US5728325A (en) * 1994-04-05 1998-03-17 Blankenburg; Karl Gas assist injection molding apparatus and method with multiple temperature gas supply
KR970011562B1 (ko) * 1994-04-09 1997-07-12 엘지전자 주식회사 가스 주입을 이용한 이종 수지물의 사출성형 장치 및 방법
DE4445622C2 (de) * 1994-12-21 1997-04-30 Battenfeld Gmbh Verfahren zum Herstellen von hohlen Kunststoffgegenständen aus thermoplastischem Material
US5639405A (en) * 1995-09-01 1997-06-17 Elizabeth Erikson Trust Method for providing selective control of a gas assisted plastic injection apparatus
US5820889A (en) * 1996-01-22 1998-10-13 Elizabeth Erikson Trust Gas nozzle for a gas assisted injection molding system
US5908641A (en) * 1996-01-22 1999-06-01 Elizabeth Erikson Trust Gas nozzle for a gas assisted injection molding system
US5939103A (en) * 1996-01-22 1999-08-17 Erikson; Jon R. Gas nozzle assembly for a gas assisted injection molding system
JP4201353B2 (ja) * 1997-03-10 2008-12-24 シェーラー アルカ システムズ アーベー 熱可塑性製品を製造する方法
US6375892B2 (en) * 1997-08-27 2002-04-23 Alliance Systems, Inc. Method for gas assist injection molding
US6000925A (en) * 1997-12-22 1999-12-14 Alexander V. Daniels Gas assisted injection molding system
CA2331132C (en) 1998-05-01 2008-12-16 Fei Enterprises, Ltd. Method for injection molding manufacture of controlled release devices
DE10247823B4 (de) * 2002-10-14 2005-12-29 Battenfeld Gmbh Vorrichtung und Verfahren zum Regeln von Flüssigkeitseingabe
US7182892B2 (en) 2004-04-30 2007-02-27 Lear Corporation Gas assisted injection molding with fixed volume gas reservoir and temperature control
US20090273126A1 (en) * 2008-05-01 2009-11-05 Krueger International, Inc. Method and Apparatus of Gas-Assisted Injection Molding of Thick Parts
CN114571676B (zh) * 2022-03-22 2024-01-05 东风柳州汽车有限公司 一种模具及其防表面缩印的结构

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* Cited by examiner, † Cited by third party
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US2331688A (en) * 1938-05-13 1943-10-12 Hartford Empire Co Method and apparatus for making hollow articles of plastic mateterial
US2345144A (en) * 1939-03-20 1944-03-28 Opavsky Walter Production of hollow products
US3021559A (en) * 1958-07-31 1962-02-20 Shipton & Company Ltd E Method of and apparatus for the manufacture of hollow plastic articles
NL109348C (de) * 1958-11-21
BE655731A (de) * 1963-11-13
OA00221A (fr) * 1963-11-21 1966-03-15 Settembrini Antoine Di Machine pour la fabrication de récipients en matières plastiques.
GB1106567A (en) * 1965-03-09 1968-03-20 Techs Inc Improvements in method and apparatus for forming hollow plastic articles
DE1929343A1 (de) * 1969-06-10 1970-12-17 Werkzeugbau Fuchslocher Ohg Spritzduese zum Einbringen des Treibgases bei der Verarbeitung aller schaumfaehigen Kunststoffe
DE2106546A1 (de) * 1971-02-11 1972-08-17 Mohrbach E Verfahren und Vorrichtung zum Spritz gießen von Gegenstanden aus Kunststoff
BG18676A1 (de) * 1973-05-09 1975-03-20
FR2257408B1 (de) * 1973-09-25 1978-01-13 Billion Sa
US4129635A (en) * 1973-12-28 1978-12-12 Asahi-Dow Limited Method for producing foamed moldings from synthetic resin materials
IT1027943B (it) * 1973-12-28 1978-12-20 Asahi Dow Ltd Metodo di produzione di articoli sagonati da materiali di resina sintetica
JPS58471B2 (ja) * 1974-10-29 1983-01-06 株式会社ブリヂストン 改良されたポリウレタン組成物
DE2501314A1 (de) * 1975-01-15 1976-07-22 Roehm Gmbh Spritzgiessen hohler formteile aus thermoplastischen kunststoffen, insbesondere fuer den bausektor
US4043715A (en) * 1975-06-02 1977-08-23 Ex-Cell-O Corporation Pumped injection of gas for making foamed plastic
US4033710A (en) * 1975-07-25 1977-07-05 Robert Hanning Apparatus for making thermoplastic articles with porous cores and less porous or nonporous skins
US4067673A (en) * 1975-09-02 1978-01-10 Ex-Cell-O Corporation Apparatus for injection foam molding
US4136220A (en) * 1976-07-14 1979-01-23 Union Carbide Corporation Process for the molding of plastic structural web and the resulting articles
US4082226A (en) * 1976-08-16 1978-04-04 Eastside Machine & Welding, Inc. Shut-off nozzle
JPS59383B2 (ja) * 1977-01-05 1984-01-06 旭化成株式会社 型物の成形法
JPS53102960A (en) * 1977-02-21 1978-09-07 Asahi Chem Ind Co Ltd Injection mold
US4120924A (en) * 1977-04-22 1978-10-17 Rainville Company, Inc. Method for making foamed blown ware
JPS54123173A (en) * 1978-03-18 1979-09-25 Asahi Chem Ind Co Ltd Method of monitoring molding process for hollow or foamed shapes
US4247515A (en) * 1978-08-23 1981-01-27 Union Carbide Corporation Process for molding of plastic structural web articles
US4234642A (en) * 1978-12-08 1980-11-18 Union Carbide Corporation Molded plastic structural web articles
JPS5714968A (en) * 1980-07-02 1982-01-26 Hitachi Ltd Process and control system for information at point of sales time
US4488863A (en) * 1981-02-23 1984-12-18 The Continental Group, Inc. Recycling of blow air
US4390332A (en) * 1981-07-06 1983-06-28 Kmmco Structural Foam, Inc. Apparatus for injection molding of parts from foam plastics material and/or from solid plastics material
US4555225A (en) * 1982-05-24 1985-11-26 Lang Fastener Corporation Apparatus for making a twin-wall, internally corrugated plastic structural part with a smooth non-cellular skin
US4474717A (en) * 1982-05-24 1984-10-02 Lang Fastener Corporation Method of making a twin-wall internally corrugated plastic structural part with a smooth non-cellular skin
US4601870A (en) * 1983-04-27 1986-07-22 M.C.L. Co., Ltd. Injection molding process
GB2139548B (en) * 1983-05-11 1986-11-19 James Watson Hendry Injection moulding
GB2158002B (en) * 1984-05-04 1987-06-17 Peerless Foam Moulding Co Injection moulding
CA1292348C (en) * 1986-05-19 1991-11-26 Indra K. Baxi Method for injection molding, apparatus therefor and moldings produced thereby
US4943407A (en) * 1987-09-21 1990-07-24 Michael Ladney Method of and apparatus for injection molding with pressurized fluid assist
US4855094A (en) * 1987-09-21 1989-08-08 Michael Ladney Method for the injection molding of plastic articles using fluid pressure

Also Published As

Publication number Publication date
EP0317176B2 (de) 2001-09-12
DE3853192T2 (de) 1995-10-19
DE3853192D1 (de) 1995-04-06
EP0317176A2 (de) 1989-05-24
EP0317176A3 (en) 1990-05-16
KR900007569A (ko) 1990-06-01
EP0317176B1 (de) 1995-03-01
ES2070856T3 (es) 1995-06-16
AU2473188A (en) 1989-05-18
AU616913B2 (en) 1991-11-14
DE3853192T3 (de) 2002-05-02
US4935191A (en) 1990-06-19
KR960006771B1 (ko) 1996-05-23

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee