DE60209505D1 - Verfahren und vorrichtung zum spritzgiessen - Google Patents

Verfahren und vorrichtung zum spritzgiessen

Info

Publication number
DE60209505D1
DE60209505D1 DE60209505T DE60209505T DE60209505D1 DE 60209505 D1 DE60209505 D1 DE 60209505D1 DE 60209505 T DE60209505 T DE 60209505T DE 60209505 T DE60209505 T DE 60209505T DE 60209505 D1 DE60209505 D1 DE 60209505D1
Authority
DE
Germany
Prior art keywords
plastics material
liquid
mould cavity
injecting
gas
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
DE60209505T
Other languages
English (en)
Other versions
DE60209505T2 (de
DE60209505T3 (de
Inventor
Colwyn Pearson
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 Gas Injection Ltd
Original Assignee
Cinpres Gas Injection 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=27256284&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE60209505(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from US09/902,354 external-priority patent/US6767487B2/en
Priority claimed from GB0122292A external-priority patent/GB0122292D0/en
Application filed by Cinpres Gas Injection Ltd filed Critical Cinpres Gas Injection Ltd
Application granted granted Critical
Publication of DE60209505D1 publication Critical patent/DE60209505D1/de
Publication of DE60209505T2 publication Critical patent/DE60209505T2/de
Publication of DE60209505T3 publication Critical patent/DE60209505T3/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
    • B29C45/1711—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 and removing excess material from the mould cavity by the introduced fluid, e.g. to an overflow cavity
    • 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
    • B29C45/76—Measuring, controlling or regulating
    • B29C45/762—Measuring, controlling or regulating the sequence of operations of an injection cycle
    • 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
    • B29C45/1711—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 and removing excess material from the mould cavity by the introduced fluid, e.g. to an overflow cavity
    • B29C2045/1712—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 and removing excess material from the mould cavity by the introduced fluid, e.g. to an overflow cavity plastic material flowing back into the injection unit
    • 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
    • B29C45/1711—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 and removing excess material from the mould cavity by the introduced fluid, e.g. to an overflow cavity
    • B29C2045/1713—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 and removing excess material from the mould cavity by the introduced fluid, e.g. to an overflow cavity using several overflow cavities
    • 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
    • B29C2045/1719—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 making tubular 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
    • B29C2045/173—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 a plurality of fluid injection nozzles
    • 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
    • B29C2045/468—Means for plasticising or homogenising the moulding material or forcing it into the mould using a fluid as directly acting injection means
    • 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
    • B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
    • B29C2945/76—Measuring, controlling or regulating
    • B29C2945/76494—Controlled parameter
    • B29C2945/76498—Pressure
    • 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
    • B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
    • B29C2945/76—Measuring, controlling or regulating
    • B29C2945/76494—Controlled parameter
    • B29C2945/76568—Position
    • B29C2945/76575—Position end position
    • 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
    • B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
    • B29C2945/76—Measuring, controlling or regulating
    • B29C2945/76494—Controlled parameter
    • B29C2945/76595—Velocity
    • 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
    • B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
    • B29C2945/76—Measuring, controlling or regulating
    • B29C2945/76655—Location of control
    • B29C2945/76658—Injection unit
    • B29C2945/76665—Injection unit screw
    • 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
    • B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
    • B29C2945/76—Measuring, controlling or regulating
    • B29C2945/76655—Location of control
    • B29C2945/76775—Fluids
    • B29C2945/76779—Fluids auxiliary fluids introduced into the cavity
    • 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
    • B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
    • B29C2945/76—Measuring, controlling or regulating
    • B29C2945/76822—Phase or stage of control
    • 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
    • B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
    • B29C2945/76—Measuring, controlling or regulating
    • B29C2945/76822—Phase or stage of control
    • B29C2945/76862—Holding, dwelling

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)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
DE60209505T 2001-07-10 2002-07-10 Verfahren zum spritzgiessen Expired - Lifetime DE60209505T3 (de)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
US918234 1997-08-25
US902354 2001-07-10
US09/902,354 US6767487B2 (en) 2001-07-10 2001-07-10 Plastic expulsion process
US09/918,234 US6953546B2 (en) 2001-07-10 2001-07-30 Plastic expulsion process for forming hollow tubular products
GB0122292A GB0122292D0 (en) 2001-09-14 2001-09-14 Process and apparatus for injection moulding
GB0122292 2001-09-14
EP02751307A EP1414634B2 (de) 2001-07-10 2002-07-10 Verfahren zum spritzgiessen
PCT/GB2002/003200 WO2003006226A1 (en) 2001-07-10 2002-07-10 Process and apparatus for injection moulding

Publications (3)

Publication Number Publication Date
DE60209505D1 true DE60209505D1 (de) 2006-04-27
DE60209505T2 DE60209505T2 (de) 2006-11-16
DE60209505T3 DE60209505T3 (de) 2012-10-25

Family

ID=27256284

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60209505T Expired - Lifetime DE60209505T3 (de) 2001-07-10 2002-07-10 Verfahren zum spritzgiessen

Country Status (11)

Country Link
EP (1) EP1414634B2 (de)
JP (1) JP4545435B2 (de)
KR (1) KR100885336B1 (de)
CN (1) CN100410050C (de)
AT (1) ATE318688T1 (de)
BR (1) BR0211084A (de)
DE (1) DE60209505T3 (de)
ES (1) ES2262823T3 (de)
PT (1) PT1414634E (de)
TW (1) TW548173B (de)
WO (1) WO2003006226A1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2399533A (en) * 2003-03-20 2004-09-22 Cinpres Gas Injection Ltd Process and apparatus for injection moulding
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
DE102004017387A1 (de) * 2004-04-05 2005-10-20 Lothar Kallien Verfahren zur Herstellung von Gussteilen
KR100614700B1 (ko) * 2004-09-13 2006-08-21 부경대학교 산학협력단 일회용 플라스틱 가스핀을 포함하여 구성한 가스사출금형
DE102006056787A1 (de) * 2006-12-01 2008-06-05 Volkswagen Ag Verfahren zur Herstellung eines zylinderförmigen Formkörpers aus Kunststoff, insbesondere eines aus Kunststoff bestehenden, einen Hohlraum besitzenden Bolzens, mit im Verhältnis zum Außendurchmesser sehr großer Länge
KR101033707B1 (ko) * 2009-02-24 2011-05-09 방병민 양면 접착식 수도미터기
GB2474026B (en) * 2009-09-30 2012-12-26 Peter Reginald Clarke Injection molding material
CN102666062A (zh) * 2009-11-12 2012-09-12 民圣精密 利用wit的合成树脂旋塞制造方法、制造设备和由此制造的旋塞
KR101005604B1 (ko) * 2010-07-23 2011-01-05 (주) 민성정밀 Ｗｉｔ 공법을 이용한 합성수지 수도꼭지의 제조장치 및 이에 의해 제조된 수도꼭지
CN103407087A (zh) * 2013-08-26 2013-11-27 华东交通大学 一种成型复杂管棒类塑件的水辅助（共）注塑模具
DE102013110702B4 (de) 2013-09-27 2019-11-14 Leonhard Kurz Stiftung & Co. Kg Verfahren, Formeinsatz und Spritzgussform zum Herstellen eines Kunststoffformteils
GB2519816B (en) 2013-10-31 2016-05-25 Subsea 7 Ltd Techniques for coating pipes
TWI555591B (zh) * 2014-10-22 2016-11-01 Nat Inst Chung Shan Science & Technology 一種彎管模具結構及其複材彎管製作方法
DE102015008561A1 (de) 2015-07-02 2017-01-05 Christian Wolfsberger Verfahren zur Herstellung eines Kunststoffrahmens für ein Zweirad
KR20170119106A (ko) * 2016-04-18 2017-10-26 이제범 카테타 제조장치
DE102017109716B3 (de) 2017-05-05 2018-07-26 Tobias Beck Metall-Druckguss-Formwerkzeug
GB2576885B (en) 2018-09-04 2020-09-16 Bockatech Ltd Method of forming an article
CN110757733B (zh) * 2019-09-26 2021-06-08 浙江工商职业技术学院 一种上下喇叭口塑件成型模具
DE102019126566B4 (de) * 2019-10-02 2023-06-22 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Projektil für ein Projektil-Injektionsverfahren und Verfahren zum Herstellen eines gekrümmten Hohlprofilbauteils
DE102020133019A1 (de) 2020-12-10 2022-06-15 Plastic Innovation Gmbh Verfahren zur Herstellung eines Zweiradrahmens
JP2023181745A (ja) * 2022-06-13 2023-12-25 横浜ゴム株式会社 樹脂管の製造方法および装置
DE102022118736A1 (de) 2022-07-26 2024-02-01 Plastic Innovation Gmbh Verfahren zur Herstellung einer Gabel für ein Zweirad

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US5098637A (en) † 1988-07-11 1992-03-24 Milad Limited Partnership Process for injection molding and hollow plastic article produced thereby
DE3913109C5 (de) † 1989-04-21 2010-03-18 Ferromatik Milacron Maschinenbau Gmbh Verfahren zum Spritzgießen fluidgefüllter Kunststoffkörper und Vorrichtung zur Durchführung des Verfahrens
DE3919333A1 (de) * 1989-06-13 1990-12-20 Krauss Maffei Ag Verfahren zum herstellen von spritzgegossenen formteilen aus kunststoffmaterial
DE4033298A1 (de) * 1989-10-31 1991-05-02 Engel Gmbh Maschbau Verfahren zum spritzgiessen von hohlen kunststoffspritzlingen
JPH0462118A (ja) * 1990-06-26 1992-02-27 Isuzu Motors Ltd 中空樹脂成形品の成形方法
JP3114028B2 (ja) † 1991-10-07 2000-12-04 旭化成工業株式会社 中空射出成形方法
JP3045855B2 (ja) * 1991-12-05 2000-05-29 本田技研工業株式会社 中空樹脂成形品の成形方法
JP3241467B2 (ja) * 1992-11-16 2001-12-25 キョーラク株式会社 樹脂製管状体の製造方法
JPH06238698A (ja) * 1993-02-12 1994-08-30 Honda Motor Co Ltd 中空成形体の成形装置
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
JPH06297491A (ja) * 1993-04-12 1994-10-25 Asahi Chem Ind Co Ltd 中空射出成形方法及びそれに用いる金型装置
DE4319381C2 (de) † 1993-06-11 1996-07-11 Battenfeld Gmbh Verfahren zum Spritzgießen von Formteilen aus thermoplastischem Kunststoffmaterial sowie Formwerkzeug zur Durchführung desselben
JP3015991B2 (ja) * 1993-12-14 2000-03-06 旭化成工業株式会社 樹脂製中空成形体
JPH07290515A (ja) * 1994-04-28 1995-11-07 Mitsubishi Materials Corp リングゲート金型
US5639417A (en) † 1994-07-15 1997-06-17 Mitsubishi Gas Chemical Company, Inc. Mold apparatus for process for injection molding
JPH08118519A (ja) * 1994-10-24 1996-05-14 Asahi Chem Ind Co Ltd 軸一体型樹脂製回転体の中空射出成形法
JP3472637B2 (ja) * 1994-11-25 2003-12-02 旭化成株式会社 中空射出成形方法及び金型
JP3832670B2 (ja) * 1995-05-03 2006-10-11 メリア・リミテッド 体積可変型スピル・キャビティを活用する射出成型用方法とシステム並びにそれにより作られた物品
DE19531709A1 (de) * 1995-08-30 1997-03-06 Battenfeld Gmbh Verfahren und Vorrichtung zum Herstellen von Kunststoffgegenständen
DE19532243C2 (de) † 1995-08-31 2001-02-01 Battenfeld Gmbh Verfahren und Vorrichtung zum Herstellen von Kunststoffgegenständen mit massiven Stellen und Hohlstellen
DE19543944C2 (de) * 1995-11-25 1998-04-09 Battenfeld Gmbh Verfahren zum Herstellen von Kunststoffgegenständen
US5824261A (en) † 1996-07-10 1998-10-20 Jpe, Inc. Multi-venting molding apparatus
JPH10291227A (ja) * 1997-04-18 1998-11-04 Musashi Kako Kk 中空成形品及びその成形方法
DE19729557C1 (de) † 1997-07-10 1998-09-17 Battenfeld Gmbh Verfahren und Vorrichtung zum Herstellen eines Kunststoffgegenstands
KR100248773B1 (ko) * 1997-10-24 2000-03-15 윤종용 가스사출성형용금형
JP3615650B2 (ja) * 1998-02-06 2005-02-02 東洋機械金属株式会社 ガスアシスト射出成形法及びガスアシスト射出成形装置
JP4062118B2 (ja) * 2002-03-22 2008-03-19 Ｊｆｅスチール株式会社 伸び特性および伸びフランジ特性に優れた高張力熱延鋼板とその製造方法

Also Published As

Publication number Publication date
CN1458876A (zh) 2003-11-26
EP1414634B2 (de) 2012-05-09
EP1414634A1 (de) 2004-05-06
KR100885336B1 (ko) 2009-02-26
JP4545435B2 (ja) 2010-09-15
BR0211084A (pt) 2004-12-14
DE60209505T2 (de) 2006-11-16
ATE318688T1 (de) 2006-03-15
WO2003006226A1 (en) 2003-01-23
EP1414634B1 (de) 2006-03-01
KR20040023808A (ko) 2004-03-19
CN100410050C (zh) 2008-08-13
DE60209505T3 (de) 2012-10-25
ES2262823T3 (es) 2006-12-01
PT1414634E (pt) 2006-07-31
JP2004533948A (ja) 2004-11-11
TW548173B (en) 2003-08-21

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