DE68913048D1 - System und verfahren zur herstellung eines hohlförmigen rumpfes aus geschmolzenem harz durch spritzgiessen. - Google Patents

System und verfahren zur herstellung eines hohlförmigen rumpfes aus geschmolzenem harz durch spritzgiessen.

Info

Publication number
DE68913048D1
DE68913048D1 DE89911655T DE68913048T DE68913048D1 DE 68913048 D1 DE68913048 D1 DE 68913048D1 DE 89911655 T DE89911655 T DE 89911655T DE 68913048 T DE68913048 T DE 68913048T DE 68913048 D1 DE68913048 D1 DE 68913048D1
Authority
DE
Germany
Prior art keywords
hollow
producing
injection molding
molten resin
shaped hull
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
DE89911655T
Other languages
English (en)
Other versions
DE68913048T2 (de
Inventor
Hubert Kauer
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.)
Melea Ltd
Original Assignee
Melea 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=22667239&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE68913048(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Melea Ltd filed Critical Melea Ltd
Application granted granted Critical
Publication of DE68913048D1 publication Critical patent/DE68913048D1/de
Publication of DE68913048T2 publication Critical patent/DE68913048T2/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
    • 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
    • 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)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
DE68913048T 1988-04-15 1989-05-10 System und verfahren zur herstellung eines hohlförmigen rumpfes aus geschmolzenem harz durch spritzgiessen. Expired - Fee Related DE68913048T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/182,144 US4830812A (en) 1988-04-15 1988-04-15 Method and system for making a hollow-shaped body from molten resin by injection molding
PCT/US1989/002007 WO1990013408A1 (en) 1988-04-15 1989-05-10 Method and system for making a hollow-shaped body from molten resin by injection molding

Publications (2)

Publication Number Publication Date
DE68913048D1 true DE68913048D1 (de) 1994-03-24
DE68913048T2 DE68913048T2 (de) 1994-08-11

Family

ID=22667239

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68913048T Expired - Fee Related DE68913048T2 (de) 1988-04-15 1989-05-10 System und verfahren zur herstellung eines hohlförmigen rumpfes aus geschmolzenem harz durch spritzgiessen.

Country Status (6)

Country Link
US (1) US4830812A (de)
EP (1) EP0462969B1 (de)
JP (1) JP2681038B2 (de)
DE (1) DE68913048T2 (de)
NO (1) NO913882L (de)
WO (1) WO1990013408A1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US5069858A (en) * 1989-09-18 1991-12-03 Milad Limited Partnership Method for the use of gas assistance in the molding of plastic articles
US4948547A (en) * 1989-09-18 1990-08-14 Michael Ladney Method for the use of gas assistance in the molding of plastic articles
US5028377A (en) * 1990-03-05 1991-07-02 Michael Ladney Method for injection molding plastic article with gas-assistance
US5049056A (en) * 1990-03-14 1991-09-17 Nitrojection Corporation Gas supply sprue bushing for injection molding machines
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
US5456957A (en) * 1992-03-06 1995-10-10 The Standard Products Company Body side molding and method
US5511967A (en) * 1994-02-14 1996-04-30 Pebra Gmbh Paul Braun Self-contained gas injector
US5728325A (en) * 1994-04-05 1998-03-17 Blankenburg; Karl Gas assist injection molding apparatus and method with multiple temperature gas supply
JPH10513122A (ja) 1994-10-06 1998-12-15 タムワース プラスティックス リミテッド 細長物品およびその製造方法
US6000925A (en) * 1997-12-22 1999-12-14 Alexander V. Daniels Gas assisted injection molding system
US6037038A (en) * 1998-03-30 2000-03-14 Textron Automotive Company Inc. Vehicle interior trim member having integrally molded hollow assist handle
US7226374B2 (en) * 2002-10-15 2007-06-05 Warrior Lacrosse, Inc. Lacrosse head and method of forming same
US8029390B2 (en) * 2002-05-14 2011-10-04 Warrior Sports, Inc. Reinforced lacrosse head and related method of manufacture
US9174371B2 (en) * 2007-03-07 2015-11-03 Ssb Technology Pty Ltd Method and apparatus for moulding cannulae
US8282512B1 (en) 2009-03-26 2012-10-09 Warrior Sports, Inc. Lacrosse head
US8267814B1 (en) 2009-05-15 2012-09-18 Warrior Sports, Inc. Climate variable lacrosse heads and related methods of use
CN109849288B (zh) * 2018-11-14 2021-06-01 宁波方正汽车模具股份有限公司 汽车门板气辅成型模具
CN112936743A (zh) * 2021-03-30 2021-06-11 宁波方正汽车模具股份有限公司 一种气辅机构及吹气方法

Family Cites Families (37)

* 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
US2345144A (en) * 1939-03-20 1944-03-28 Opavsky Walter Production of hollow products
US2714747A (en) * 1949-07-27 1955-08-09 Lindemann Herbert Manufacture of cellular bodies
CH314334A (de) * 1951-12-12 1956-06-15 Lonza Ag Verfahren zur Herstellung von Zellkörpern mit geschlossenen Zellen
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
US3369690A (en) * 1964-12-28 1968-02-20 American Can Co Plastic container with integral carrying handle
US3443001A (en) * 1966-02-17 1969-05-06 Western Electric Co Method and mechanism for severing the gate in injection-type molds
US3793422A (en) * 1969-09-12 1974-02-19 Phillips Petroleum Co Angled cut-off in bottom of blow mold
US3687582A (en) * 1970-06-08 1972-08-29 Borg Warner Apparatus for flowing gas into plasticized material
DE2106546A1 (de) * 1971-02-11 1972-08-17 Mohrbach E Verfahren und Vorrichtung zum Spritz gießen von Gegenstanden aus Kunststoff
US4092389A (en) * 1973-04-28 1978-05-30 Toyo Seikan Kaisha Ltd. Method of blow molding and then exhausting hollow plastic articles
BG18676A1 (de) * 1973-05-09 1975-03-20
US3966372A (en) * 1973-05-28 1976-06-29 Asahi-Dow Limited Injection molding apparatus for forming a composite, foam-skin, article
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
JPS5420127B2 (de) * 1974-03-06 1979-07-20
US4078875A (en) * 1974-10-19 1978-03-14 Schloemann-Siemag Akt. Injection molding
DE2501314A1 (de) * 1975-01-15 1976-07-22 Roehm Gmbh Spritzgiessen hohler formteile aus thermoplastischen kunststoffen, insbesondere fuer den bausektor
US4033710A (en) * 1975-07-25 1977-07-05 Robert Hanning Apparatus for making thermoplastic articles with porous cores and less porous or nonporous skins
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
US4108956A (en) * 1977-01-21 1978-08-22 Owens-Illinois, Inc. Injection molding method and apparatus
JPS53102960A (en) * 1977-02-21 1978-09-07 Asahi Chem Ind Co Ltd Injection mold
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
US4357296A (en) * 1979-08-30 1982-11-02 Ethyl Corporation Injection blow molding process
US4604044A (en) * 1979-08-30 1986-08-05 Hoover Universal, Inc. Injection blow molding apparatus
US4333608A (en) * 1980-09-19 1982-06-08 Ex-Cell-O Corporation Injection molding nozzle
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
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
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
GB8706204D0 (en) * 1987-03-16 1987-04-23 Peerless Cinpres Ltd Injection moulding apparatus
GB8722620D0 (en) * 1987-09-25 1987-11-04 Cinpres Ltd Injection moulding
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

Also Published As

Publication number Publication date
EP0462969A4 (de) 1991-09-27
US4830812A (en) 1989-05-16
DE68913048T2 (de) 1994-08-11
JP2681038B2 (ja) 1997-11-19
EP0462969A1 (de) 1992-01-02
EP0462969B1 (de) 1994-02-09
NO913882D0 (no) 1991-10-03
JPH04505294A (ja) 1992-09-17
NO913882L (no) 1991-11-04
WO1990013408A1 (en) 1990-11-15

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8339 Ceased/non-payment of the annual fee