DE69520124T2 - Formvorrichtung und Verfahren zum Spritzgiessen - Google Patents

Formvorrichtung und Verfahren zum Spritzgiessen

Info

Publication number
DE69520124T2
DE69520124T2 DE69520124T DE69520124T DE69520124T2 DE 69520124 T2 DE69520124 T2 DE 69520124T2 DE 69520124 T DE69520124 T DE 69520124T DE 69520124 T DE69520124 T DE 69520124T DE 69520124 T2 DE69520124 T2 DE 69520124T2
Authority
DE
Germany
Prior art keywords
molding
injection molding
injection
molding device
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 - Fee Related
Application number
DE69520124T
Other languages
English (en)
Other versions
DE69520124D1 (de
Inventor
Akimasa Kaneishi
Sinji Kiboshi
Isamu Mio
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
Application filed by Cinpres Ltd filed Critical Cinpres Ltd
Publication of DE69520124D1 publication Critical patent/DE69520124D1/de
Application granted granted Critical
Publication of DE69520124T2 publication Critical patent/DE69520124T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • B29C45/1705—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 movable mould parts
    • 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
    • B29C2045/1724—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 hollows used as conduits

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
DE69520124T 1994-07-15 1995-07-14 Formvorrichtung und Verfahren zum Spritzgiessen Expired - Fee Related DE69520124T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP16433494 1994-07-15
JP9971595 1995-03-31

Publications (2)

Publication Number Publication Date
DE69520124D1 DE69520124D1 (de) 2001-03-29
DE69520124T2 true DE69520124T2 (de) 2001-09-13

Family

ID=26440822

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69520124T Expired - Fee Related DE69520124T2 (de) 1994-07-15 1995-07-14 Formvorrichtung und Verfahren zum Spritzgiessen

Country Status (4)

Country Link
US (1) US5639417A (de)
EP (1) EP0692360B1 (de)
DE (1) DE69520124T2 (de)
HK (1) HK1011002A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1414634B2 (de) † 2001-07-10 2012-05-09 Cinpres Gas Injection Limited Verfahren zum spritzgiessen

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5607640A (en) * 1995-06-21 1997-03-04 Melea Limited Method for injection molding of plastic article
US5885518A (en) * 1995-06-21 1999-03-23 Melea Limited Method for injection molding utilizing a variable volume spill area within an article-defining mold cavity and article produced thereby
WO1997020675A1 (en) * 1995-12-07 1997-06-12 Melea Limited Method and system for injection molding utilizing a variable volume spill area within an article-defining mold cavity and article produced thereby
JP2902364B2 (ja) 1996-10-14 1999-06-07 バンドー化学株式会社 エアインテークダクト用中空管状体並びにその成形金型及びその成形方法
SE508528C2 (sv) * 1997-02-10 1998-10-12 Perstorp Ab Förfarande vid formsprutning av termoplastprodukter innefattande hålrum
US5788917A (en) * 1997-05-27 1998-08-04 General Motors Corporation Method of making a plastic article
DE10011452A1 (de) * 2000-03-10 2001-09-13 Bayer Ag Hydrolyseresistente PA66-Formmassen für GIT
GB2409715A (en) † 2003-12-31 2005-07-06 Autoliv Dev Moulding of a plastic steering wheel integral with a metal frame by injecting a propellant to form a cavity
US7648669B2 (en) * 2004-11-30 2010-01-19 Bemis Manufacturing Company Injection-molding system and method
US8417375B2 (en) * 2010-05-13 2013-04-09 Data Detection Technologies Ltd. Counting machine for discrete items

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2331688A (en) * 1938-05-13 1943-10-12 Hartford Empire Co Method and apparatus for making hollow articles of plastic mateterial
US4129635A (en) * 1973-12-28 1978-12-12 Asahi-Dow Limited Method for producing foamed moldings from synthetic resin materials
DE2501314A1 (de) * 1975-01-15 1976-07-22 Roehm Gmbh Spritzgiessen hohler formteile aus thermoplastischen kunststoffen, insbesondere fuer den bausektor
JPS5434378A (en) * 1977-08-22 1979-03-13 Riyuuji Uematsu Method of manufacturing buffering synthetic resin moldings
JPH07315B2 (ja) * 1987-12-24 1995-01-11 豊田合成株式会社 中空成形品の製法
JPH0735058B2 (ja) * 1989-06-06 1995-04-19 旭化成工業株式会社 中空型物の成形法
NL8903105A (nl) * 1989-12-19 1991-07-16 Wavin Bv Kunststofkrat met holle kolommen voorzien van een gasinjektieopening, alsmede werkwijze en inrichting voor het vervaardigen van een dergelijke kunststofkrat.
IL93082A0 (en) * 1990-01-17 1990-11-05 Keter Plastic Ltd Method and system for moulding a hollow object
DE4002503C1 (en) * 1990-01-29 1991-05-29 Schade Kg, 5970 Plettenberg, De Hollow injection moulded plastic mouldings prodn. - comprising injecting plastic melt into mould and applying pressurised gas to melt, using variable cross=sectioned mould
US5254306A (en) * 1990-10-29 1993-10-19 Toyoda Gosei Co., Ltd. Method for making a double layer molded product using a dam in the mold cavity
DE4034663A1 (de) * 1990-10-31 1992-05-07 Delbrouck Franz Gmbh Verfahren zum spritzgiessen von teilen aus thermoplastischem kunststoff
JP2976059B2 (ja) * 1991-02-08 1999-11-10 住友化学工業株式会社 中空成形品の製造方法
JP3136419B2 (ja) * 1991-09-27 2001-02-19 旭化成工業株式会社 中空成形用金型装置
JP3136418B2 (ja) * 1991-09-27 2001-02-19 旭化成工業株式会社 中空射出成形用金型、それを用いた中空射出成形方法及び中空成形型物
US5304341A (en) * 1992-12-14 1994-04-19 General Motors Corporation Injection molding apparatus and method having in-cavity control of plastics and gas flow rates
JP3362904B2 (ja) 1993-03-16 2003-01-07 三菱エンジニアリングプラスチックス株式会社 射出成形方法
JP3215746B2 (ja) * 1993-04-02 2001-10-09 宮川化成工業株式会社 中空品の射出成形方法
DE4319381C2 (de) * 1993-06-11 1996-07-11 Battenfeld Gmbh Verfahren zum Spritzgießen von Formteilen aus thermoplastischem Kunststoffmaterial sowie Formwerkzeug zur Durchführung desselben
DE4334012C1 (de) * 1993-10-06 1994-10-27 Webasto Karosseriesysteme Deckel eines Schiebe-/Hebedaches für Fahrzeuge

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1414634B2 (de) † 2001-07-10 2012-05-09 Cinpres Gas Injection Limited Verfahren zum spritzgiessen

Also Published As

Publication number Publication date
DE69520124D1 (de) 2001-03-29
US5639417A (en) 1997-06-17
EP0692360B1 (de) 2001-02-21
EP0692360A1 (de) 1996-01-17
HK1011002A1 (en) 1999-07-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee