DE69112832T2 - Anguss mit schnelleren zyklen zum spritzgiessen von optischen platten. - Google Patents
Anguss mit schnelleren zyklen zum spritzgiessen von optischen platten.Info
- Publication number
- DE69112832T2 DE69112832T2 DE69112832T DE69112832T DE69112832T2 DE 69112832 T2 DE69112832 T2 DE 69112832T2 DE 69112832 T DE69112832 T DE 69112832T DE 69112832 T DE69112832 T DE 69112832T DE 69112832 T2 DE69112832 T2 DE 69112832T2
- Authority
- DE
- Germany
- Prior art keywords
- gate
- injection molding
- optical plates
- molding optical
- faster cycles
- 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
Links
- 238000001746 injection moulding Methods 0.000 title 1
- 230000003287 optical effect Effects 0.000 title 1
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
- B29C45/38—Cutting-off equipment for sprues or ingates
-
- 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
- B29C45/263—Moulds with mould wall parts provided with fine grooves or impressions, e.g. for record discs
-
- 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
- B29C45/27—Sprue channels ; Runner channels or runner 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
- B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
- B29C45/561—Injection-compression moulding
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/563,659 US5068065A (en) | 1990-07-31 | 1990-07-31 | Faster cycling sprue method and apparatus for injection molding plastic optical disks |
PCT/US1991/004598 WO1992002351A1 (en) | 1990-07-31 | 1991-06-27 | Faster cycling sprue for molding optical disks |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69112832D1 DE69112832D1 (de) | 1995-10-12 |
DE69112832T2 true DE69112832T2 (de) | 1996-03-21 |
Family
ID=24251417
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69112832T Expired - Fee Related DE69112832T2 (de) | 1990-07-31 | 1991-06-27 | Anguss mit schnelleren zyklen zum spritzgiessen von optischen platten. |
Country Status (5)
Country | Link |
---|---|
US (1) | US5068065A (de) |
EP (1) | EP0542776B1 (de) |
AU (1) | AU8192991A (de) |
DE (1) | DE69112832T2 (de) |
WO (1) | WO1992002351A1 (de) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5330693A (en) * | 1990-09-18 | 1994-07-19 | Canon Kabushiki Kaisha | Process and apparatus for injection-molding product having minute surface pattern and central hole |
US5922266A (en) * | 1992-10-08 | 1999-07-13 | Grove; Dale | Injection molding |
US5244606A (en) * | 1992-06-08 | 1993-09-14 | Galic Maus Ventures | Faster cycling method and apparatus for optical disk removal from injection mold |
US5340303A (en) * | 1993-07-20 | 1994-08-23 | Galic Maus Ventures | Faster cycling sprue for centerhole - tearout optical disk injection molds |
US5458818A (en) * | 1993-08-31 | 1995-10-17 | General Electric Co. | Insulated mold structure for injection molding of optical disks |
US5718864A (en) * | 1995-04-07 | 1998-02-17 | Outboard Marine Corporation | Thermosetting resin transfer molding process |
US5968437A (en) * | 1995-11-13 | 1999-10-19 | Kasai Kogyo Co., Ltd. | Method for integrally molding a thermoplastic laminated assembly |
EP0791448A3 (de) * | 1996-02-26 | 1999-05-12 | HERBST, Richard | Verfahren und Vorrichtung zum Spritzgiessen von Kunststoffteilen |
AU720148B2 (en) * | 1996-09-05 | 2000-05-25 | Wea Manufacturing Inc. | Injection molding of compact discs |
DE19639678B4 (de) * | 1996-09-26 | 2007-08-23 | Mitsubishi Materials Corp. | Formwerkzeug für den Einsatz in einer Spritzgussmaschine und Verfahren |
US5840231A (en) * | 1997-08-14 | 1998-11-24 | Husky Injection Molding Systems Ltd. | Valve gate assembly |
US5985195A (en) * | 1997-12-22 | 1999-11-16 | Ethicon, Inc. | One-step flashing bevel process for a catheter |
US6074593A (en) * | 1998-03-13 | 2000-06-13 | Osuna-Diaz; Jesus`M. | Core pin arrangement and method for injection molding |
JP2002536778A (ja) | 1999-02-12 | 2002-10-29 | ゼネラル・エレクトリック・カンパニイ | データ記憶媒体 |
US6276922B1 (en) * | 1999-08-24 | 2001-08-21 | Husky Injection Molding Systems Ltd. | Core fluid velocity inducer |
US6372175B1 (en) | 1999-09-17 | 2002-04-16 | General Electric Company | Resin pellets for injection molding |
FR2806345B1 (fr) * | 2000-03-17 | 2002-11-29 | Cep Ind | Moule pour l'injection d'un tube souple, et procede d'injection |
JP4245108B2 (ja) * | 2000-04-13 | 2009-03-25 | 高精株式会社 | 射出成形方法及び装置 |
US20040084808A1 (en) * | 2002-11-06 | 2004-05-06 | Clarke Ronald D. | Flow pin for injection molding |
WO2006005596A1 (de) * | 2004-07-14 | 2006-01-19 | Polar Form Werkzeugbau Gmbh | Verfahren zum abtrennen des angusses beim spritzgiessen |
JP2006056629A (ja) * | 2004-08-18 | 2006-03-02 | Daido Kogyo Co Ltd | ピンチェーン用樹脂ピンチップ及びその製造方法 |
JP4747754B2 (ja) * | 2005-09-16 | 2011-08-17 | 日本電産株式会社 | モータ |
US20080031991A1 (en) * | 2006-08-02 | 2008-02-07 | Moya International Co., Ltd. | Injection mold for glass encapsulation |
JP2008093727A (ja) * | 2006-10-16 | 2008-04-24 | Sintokogio Ltd | 鋳型 |
CN101190554A (zh) * | 2006-12-01 | 2008-06-04 | 鸿富锦精密工业(深圳)有限公司 | 模具装置 |
EP2946908A1 (de) * | 2014-05-19 | 2015-11-25 | MeadWestvaco Corporation | Fräserartiger Blasformradmechanismus und Verfahren zur Herstellung davon |
KR101796455B1 (ko) * | 2015-05-29 | 2017-11-10 | 한국에너지기술연구원 | 예열 가능한 이젝터를 구비하는 사출 금형을 이용한 사출품 제조 방법 |
IT202100032714A1 (it) * | 2021-12-27 | 2023-06-27 | Ivars S P A | Stampo per stampaggio ad iniezione di materiale plastico con sistema di estrazione |
Family Cites Families (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2306316A (en) * | 1939-04-10 | 1942-12-22 | Reed Prentice Corp | Die structure for injection molding machines |
US2456423A (en) * | 1945-03-02 | 1948-12-14 | Owens Illinois Glass Co | Injection molding machine |
FR1294882A (fr) * | 1961-04-20 | 1962-06-01 | Saint Gobain | Dispositif de raccordement pour conduites, réservoirs et similaires |
US3776676A (en) * | 1972-06-26 | 1973-12-04 | M Kessler | Insulated runner system for plastic cap molds |
US4069003A (en) * | 1975-04-21 | 1978-01-17 | Dinamode Corporation | Injection molding apparatus |
US3989436A (en) * | 1975-12-18 | 1976-11-02 | Rca Corporation | Apparatus for producing injection molded and centrally apertured disc records |
US4185955A (en) * | 1977-10-31 | 1980-01-29 | Mca Disco-Vision, Inc. | Apparatus for replicating centrally apertured video disc records |
US4260360A (en) * | 1978-06-26 | 1981-04-07 | Mca Disco-Vision, Inc. | Method and means for replicating centrally apertured video disc records |
US4374636A (en) * | 1979-04-18 | 1983-02-22 | Discovision Associates | Apparatus for producing centrally apertured record discs |
BG28748A1 (en) * | 1979-05-07 | 1980-12-12 | Mateev | Apparatus for runnerless casting under presure of polymer articles |
DE3028947C2 (de) * | 1980-07-30 | 1983-11-17 | Polygram Gmbh, 2000 Hamburg | Verfahren zur Herstellung plattenförmiger, optisch auslesbarer Informationsträger hoher Speicherdichte |
US4412805A (en) * | 1981-06-10 | 1983-11-01 | Discovision Associates | Hot sprue assembly for an injection molding machine |
JPS58131042A (ja) * | 1982-01-29 | 1983-08-04 | Sony Corp | リングゲ−トによる成形方法 |
US4519763A (en) * | 1982-03-29 | 1985-05-28 | Matsushita Electric Industrial Co., Ltd. | Apparatus for injection compression molding |
US4666396A (en) * | 1982-11-22 | 1987-05-19 | Shaw Richard J | Thermally insulated heated sprue bushing in plastic molding apparatus |
JPS59224323A (ja) * | 1983-06-03 | 1984-12-17 | Tekunopurasu:Kk | 型内圧波形による監視方法 |
JPS6067124A (ja) * | 1983-09-22 | 1985-04-17 | Daicel Chem Ind Ltd | 高密度情報記録担体用プラスチックディスクの射出成形用スタンパー |
NL8501893A (nl) * | 1984-09-07 | 1986-04-01 | Nagron Precision Tooling | Spuitgietmatrijs met inzetstuk en spuitgietinrichting daarvoor. |
JPS6195919A (ja) * | 1984-10-18 | 1986-05-14 | Sony Corp | 射出成形機 |
DE3442023A1 (de) * | 1984-11-16 | 1986-05-28 | Krauss-Maffei AG, 8000 München | Verfahren und vorrichtung zum ausstanzen und entfernen des angussteils bei einem spritzgiesswerkzeug |
DE3526632A1 (de) * | 1985-07-25 | 1987-02-05 | Krauss Maffei Ag | Verfahren und vorrichtung zum herstellen eines spritzgiessteils |
JPS62105615A (ja) * | 1985-11-01 | 1987-05-16 | Matsushita Electric Ind Co Ltd | 金型装置 |
NL8503563A (nl) * | 1985-12-24 | 1987-07-16 | Nagron Precision Tooling | Schijfvormige informatiedrager met van een centraal gat voorzien inzetstuk. |
US4772196A (en) * | 1986-02-26 | 1988-09-20 | Kabushiki Kaisha Meiki Seisakusho | Molding apparatus for producing centrally-apertured discs |
US4828769A (en) * | 1986-05-05 | 1989-05-09 | Galic/Maus Ventures | Method for injection molding articles |
JPS63130320A (ja) * | 1986-11-20 | 1988-06-02 | Meiki Co Ltd | デイスク成形金型 |
US4965028A (en) * | 1987-09-04 | 1990-10-23 | Galic/Maus Ventures | Method of injection molding thermoplastic through multiple gates |
US4793953A (en) * | 1987-10-16 | 1988-12-27 | Galic/Maus Ventures | Mold for optical thermoplastic high-pressure molding |
US4981634A (en) * | 1989-05-22 | 1991-01-01 | Galic Maus Ventures | Injection molding process operating without opening the mold to airborne contaminants |
-
1990
- 1990-07-31 US US07/563,659 patent/US5068065A/en not_active Expired - Fee Related
-
1991
- 1991-06-27 EP EP91913481A patent/EP0542776B1/de not_active Expired - Lifetime
- 1991-06-27 AU AU81929/91A patent/AU8192991A/en not_active Abandoned
- 1991-06-27 DE DE69112832T patent/DE69112832T2/de not_active Expired - Fee Related
- 1991-06-27 WO PCT/US1991/004598 patent/WO1992002351A1/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
AU8192991A (en) | 1992-03-02 |
EP0542776B1 (de) | 1995-09-06 |
WO1992002351A1 (en) | 1992-02-20 |
EP0542776A4 (en) | 1993-12-01 |
DE69112832D1 (de) | 1995-10-12 |
US5068065A (en) | 1991-11-26 |
EP0542776A1 (de) | 1993-05-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: KRAUSS-MAFFEI KUNSTSTOFFTECHNIK GMBH, 80997 MUENCH |
|
8381 | Inventor (new situation) |
Free format text: MAUS, STEVEN M., COLUMBIA HEIGHTS, MINN., US GALIC, GEORGE J., COLUMBIA HEIGHTS, MINN., US |
|
8339 | Ceased/non-payment of the annual fee |