BR9913336A - Ferramenta de moldar para peças em bruto de discos de suporte de informações - Google Patents

Ferramenta de moldar para peças em bruto de discos de suporte de informações

Info

Publication number
BR9913336A
BR9913336A BR9913336-9A BR9913336A BR9913336A BR 9913336 A BR9913336 A BR 9913336A BR 9913336 A BR9913336 A BR 9913336A BR 9913336 A BR9913336 A BR 9913336A
Authority
BR
Brazil
Prior art keywords
casting
information support
injected
molding tool
information carrier
Prior art date
Application number
BR9913336-9A
Other languages
English (en)
Inventor
Michael Zietek
Harry Schwarz
Klaus Albrecht
Rudolf Blass
Werner Hoess
Hans-Juergen Kress
Michael Wicker
Original Assignee
Roehm Gmbh
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
Priority claimed from DE1998142899 external-priority patent/DE19842899C2/de
Application filed by Roehm Gmbh filed Critical Roehm Gmbh
Publication of BR9913336A publication Critical patent/BR9913336A/pt

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • 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
    • B29C45/38—Cutting-off equipment for sprues or ingates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D17/00—Producing carriers of records containing fine grooves or impressions, e.g. disc records for needle playback, cylinder records; Producing record discs from master stencils
    • B29D17/005—Producing optically read record carriers, e.g. optical discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
    • G11B7/253—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates
    • G11B7/2533—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates comprising resins
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
    • G11B7/263—Preparing and using a stamper, e.g. pressing or injection molding substrates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2033/00—Use of polymers of unsaturated acids or derivatives thereof as moulding material
    • B29K2033/04—Polymers of esters
    • B29K2033/12—Polymers of methacrylic acid esters, e.g. PMMA, i.e. polymethylmethacrylate
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
    • G11B7/253—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates
    • G11B7/2533—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates comprising resins
    • G11B7/2534—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates comprising resins polycarbonates [PC]
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
    • G11B7/258—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of reflective layers
    • G11B7/2585—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of reflective layers based on aluminium
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/21—Circular sheet or circular blank

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)

Abstract

Patente de Invenção: <B>"FERRAMENTA DE MOLDAR PARA PEçAS EM BRUTO DE DISCOS DE SUPORTE DE INFORMAçõES"<D>. A invenção refere-se a uma ferramenta de moldar para a fundição injetada ou compressão injetada de peças em bruto de discos de suporte de informações (11) de matéria sintética de polimetacrilato, apropriada como componente de uma máquina de fundição injetada ou compressão injetada, sendo que a ferramenta de moldar consiste em duas partes de molde (1, 2), sendo que uma parte de molde (1) contém uma matriz (8) com os dados das informações e, junto com a segunda parte de molde (2), forma um espaço oco para uma peça em bruto de disco de suporte de informações, uma bucha de vazamento (4) para uma peça de vazamento (5), com entalhe (6), posicionado no centro, e, além disso, existem um cilindro de percussão (9), para corte da peça de vazamento (5) na ferramenta e um pino de ejeção (10), caracterizada pelo fato de que a fenda de injeção (SP) entre o entalhe (6) da peça de vazamento (5) e a peça em bruto de disco de suporte de informações (11) importa em menos de 0,3 mm e a fenda de corte (SN) entre a borda do cilindro de percussão (9) e a peça em bruto de discos de suporte de informações (11) importa em menos de 0,2 mm.
BR9913336-9A 1998-09-18 1999-09-15 Ferramenta de moldar para peças em bruto de discos de suporte de informações BR9913336A (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE1998142899 DE19842899C2 (de) 1998-09-18 1998-09-18 Formwerkzeug für Informationsträgerscheiben-Rohlinge
DE19854736 1998-11-27
PCT/EP1999/006822 WO2000016957A1 (de) 1998-09-18 1999-09-15 Formwerkzeug für informationsträgerscheiben-rohlinge

Publications (1)

Publication Number Publication Date
BR9913336A true BR9913336A (pt) 2001-05-15

Family

ID=26048939

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9913336-9A BR9913336A (pt) 1998-09-18 1999-09-15 Ferramenta de moldar para peças em bruto de discos de suporte de informações

Country Status (21)

Country Link
US (1) US6555195B1 (pt)
EP (1) EP1656244A1 (pt)
JP (1) JP2002526294A (pt)
KR (1) KR100542421B1 (pt)
CN (1) CN1326400A (pt)
AU (1) AU746464B2 (pt)
BG (1) BG105317A (pt)
BR (1) BR9913336A (pt)
CA (1) CA2344476A1 (pt)
CZ (1) CZ2001818A3 (pt)
HK (1) HK1040957A1 (pt)
ID (1) ID28364A (pt)
IL (1) IL141317A0 (pt)
MX (1) MXPA01002779A (pt)
NZ (1) NZ510250A (pt)
PL (1) PL346625A1 (pt)
SK (1) SK3152001A3 (pt)
TR (1) TR200100777T2 (pt)
TW (1) TW442372B (pt)
WO (1) WO2000016957A1 (pt)
YU (1) YU9501A (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10220470A1 (de) * 2002-04-30 2003-11-20 Roehm Gmbh ph-sensitives Polymer
DE10127134A1 (de) * 2001-06-05 2002-12-12 Roehm Gmbh verfahren zur Herstellung von Formkörpern aus (Meth)acrylat-Copolymeren mittels Spritzguß
DE10208335A1 (de) * 2002-02-27 2003-09-04 Roehm Gmbh Arzneiform und Verfahren zu ihrer Herstellung
DE10214002A1 (de) * 2002-03-27 2003-10-09 Roehm Gmbh Pharmazeutische Formulierung für den Wirkstoff Budesonid
DE10250543A1 (de) * 2002-10-29 2004-05-19 Röhm GmbH & Co. KG Mehrschichtige Arzneiform
MXPA04010956A (es) 2003-01-30 2005-01-25 Roehm Gmbh Forma de dosis farmaceutica y metodo para la produccion de la misma.
JP4647568B2 (ja) * 2006-09-12 2011-03-09 東洋機械金属株式会社 射出成形機
CN101224624A (zh) * 2007-01-19 2008-07-23 深圳富泰宏精密工业有限公司 模内切料机构及应用该模内切料机构的模具
CN111844573B (zh) * 2020-07-31 2021-03-02 扬州鑫润橡塑有限公司 一种用于橡胶毛边液氮处理自动装置

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4260360A (en) * 1978-06-26 1981-04-07 Mca Disco-Vision, Inc. Method and means for replicating centrally apertured video disc records
DE3526632A1 (de) * 1985-07-25 1987-02-05 Krauss Maffei Ag Verfahren und vorrichtung zum herstellen eines spritzgiessteils
JPS62237969A (ja) * 1986-04-09 1987-10-17 Fujitsu Ltd デイスク基板の製造方法
USRE37719E1 (en) * 1986-11-14 2002-05-28 Toshinori Sugiyama Optical data recording system and method of production of recording medium
JPH0671739B2 (ja) * 1987-12-19 1994-09-14 パイオニア株式会社 情報記録ディスク基板の射出成形装置
JPH0382514A (ja) * 1989-08-25 1991-04-08 Toshiba Mach Co Ltd ディスク成形用金型
JP2675644B2 (ja) * 1989-11-10 1997-11-12 株式会社東芝 半導体装置用樹脂モールド金型装置
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
JPH0655582A (ja) * 1992-08-06 1994-03-01 Ricoh Co Ltd 光ディスク基板成形用金型
JP3185832B2 (ja) * 1993-09-06 2001-07-11 三菱マテリアル株式会社 記録ディスク成形用金型
JP2963322B2 (ja) * 1993-11-15 1999-10-18 株式会社名機製作所 ディスク成形品の成形方法
DE4402666A1 (de) 1994-01-29 1995-08-03 Roehm Gmbh Verfahren zum kurzzeitigen Behandeln einer Kunststoffschmelze mit einem flüssigen Behandlungsmittel und dabei hergestellter thermoplastischer Kunststoff
US5683630A (en) * 1994-06-20 1997-11-04 Matsushita Electric Industrial Co., Ltd. Process for making optical disk substrates
JPH0839617A (ja) * 1994-07-29 1996-02-13 Nec Kansai Ltd モールド成形品およびその金型
DE9414065U1 (de) 1994-08-31 1994-11-03 Röhm GmbH & Co. KG, 64293 Darmstadt Thermoplastischer Kunststoff für darmsaftlösliche Arznei-Umhüllungen
JP3294971B2 (ja) * 1995-08-07 2002-06-24 株式会社名機製作所 ディスク基板およびその成形用型
DE19544562B4 (de) 1995-11-30 2004-05-27 Röhm GmbH & Co. KG Verfahren zur Herstellung von Poly(meth)acrylimiden mit bei thermischer Belastung verbesserter Farbstabilität und daraus erhältliche Formkörper
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Also Published As

Publication number Publication date
AU746464B2 (en) 2002-05-02
CN1326400A (zh) 2001-12-12
KR100542421B1 (ko) 2006-01-11
CA2344476A1 (en) 2000-03-30
SK3152001A3 (en) 2001-10-08
CZ2001818A3 (cs) 2001-09-12
YU9501A (sh) 2003-04-30
NZ510250A (en) 2003-07-25
BG105317A (en) 2001-10-31
US6555195B1 (en) 2003-04-29
ID28364A (id) 2001-05-17
KR20010075174A (ko) 2001-08-09
MXPA01002779A (es) 2002-04-08
WO2000016957A1 (de) 2000-03-30
TW442372B (en) 2001-06-23
IL141317A0 (en) 2002-03-10
EP1656244A1 (de) 2006-05-17
AU6191299A (en) 2000-04-10
HK1040957A1 (zh) 2002-06-28
PL346625A1 (en) 2002-02-25
JP2002526294A (ja) 2002-08-20
TR200100777T2 (tr) 2001-12-21

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Legal Events

Date Code Title Description
FA10 Dismissal: dismissal - article 33 of industrial property law
B11Y Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette]