DE69705577D1 - Giessvorrichtung und -verfahren für optische Platten - Google Patents
Giessvorrichtung und -verfahren für optische PlattenInfo
- Publication number
- DE69705577D1 DE69705577D1 DE69705577T DE69705577T DE69705577D1 DE 69705577 D1 DE69705577 D1 DE 69705577D1 DE 69705577 T DE69705577 T DE 69705577T DE 69705577 T DE69705577 T DE 69705577T DE 69705577 D1 DE69705577 D1 DE 69705577D1
- Authority
- DE
- Germany
- Prior art keywords
- optical disks
- casting device
- casting
- disks
- optical
- 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
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
- 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
- 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
- B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
-
- 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
- B29C45/263—Moulds with mould wall parts provided with fine grooves or impressions, e.g. for record discs
- B29C45/2632—Stampers; Mountings thereof
-
- 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
- B29C2045/2659—Moulds with mould wall parts provided with fine grooves or impressions, e.g. for record discs for making substrates for laminated disks
-
- 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
- B29C2045/2667—Particular inner or outer peripheral portions of the substrate
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
- G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
- G11B2220/2537—Optical discs
-
- 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
- Y10S425/81—Sound record
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Manufacturing Optical Record Carriers (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10772996A JPH09293279A (ja) | 1996-04-26 | 1996-04-26 | 光学記録媒体の基板の射出成形用スタンパーとその製造方法 |
JP14499096A JP3512139B2 (ja) | 1996-05-15 | 1996-05-15 | 光ディスク成形装置及び光ディスクの成形方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69705577D1 true DE69705577D1 (de) | 2001-08-16 |
DE69705577T2 DE69705577T2 (de) | 2002-06-06 |
Family
ID=26447743
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69705577T Expired - Lifetime DE69705577T2 (de) | 1996-04-26 | 1997-04-25 | Giessvorrichtung und -verfahren für optische Platten |
Country Status (5)
Country | Link |
---|---|
US (1) | US5852329A (de) |
EP (1) | EP0803339B1 (de) |
KR (1) | KR100515080B1 (de) |
CN (1) | CN1127727C (de) |
DE (1) | DE69705577T2 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10275362A (ja) * | 1997-03-31 | 1998-10-13 | Toshiba Emi Ltd | 光学式貼り合わせディスク及びその成形金型 |
DE60003427T2 (de) * | 1999-06-07 | 2004-05-19 | Imation Corp., Saint Paul | Verfahren zur herstellung einer optischen platte mit reduziertem kantenkeil |
JP3749470B2 (ja) * | 2001-11-07 | 2006-03-01 | Tdk株式会社 | ディスク状基板材料の製造方法 |
NL1028737C2 (nl) * | 2005-04-11 | 2006-10-12 | Axxicon Moulds Eindhoven Bv | Matrijssamenstel en/of stamper. |
GB0805904D0 (en) * | 2008-04-01 | 2008-05-07 | Reckitt Benckiser Nv | Injection moulding process |
CN203901640U (zh) * | 2014-06-20 | 2014-10-29 | 林喜斌 | 一种数码光盘基片的成型模具 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
JPS62105616A (ja) * | 1985-11-01 | 1987-05-16 | Daicel Chem Ind Ltd | 光デイスクの射出成形用金型 |
FR2601287B1 (fr) * | 1986-07-08 | 1989-02-24 | Nacryl Sa | Procede de fabrication d'articles de mercerie par injection dans un bosselage forme a partir d'au moins deux demi-bosselages mobiles menages dans les parties mobiles d'un moule et son moule pour la mise en oeuvre. |
JPH0675888B2 (ja) * | 1986-11-28 | 1994-09-28 | ソニー株式会社 | デイスクの射出成形方法 |
JPH01300442A (ja) * | 1988-05-30 | 1989-12-04 | Matsushita Electric Ind Co Ltd | 光ディスク基板の製造方法 |
JP2642158B2 (ja) * | 1988-08-16 | 1997-08-20 | 住友重機械工業株式会社 | 光ディスク基板成形用金型 |
JPH0556420A (ja) * | 1991-06-21 | 1993-03-05 | Oki Electric Ind Co Ltd | 画像符号化伝送レート制御方式 |
-
1997
- 1997-04-14 US US08/834,159 patent/US5852329A/en not_active Expired - Lifetime
- 1997-04-24 KR KR1019970015245A patent/KR100515080B1/ko not_active IP Right Cessation
- 1997-04-25 EP EP97400946A patent/EP0803339B1/de not_active Expired - Lifetime
- 1997-04-25 DE DE69705577T patent/DE69705577T2/de not_active Expired - Lifetime
- 1997-04-28 CN CN97109751A patent/CN1127727C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1176455A (zh) | 1998-03-18 |
KR100515080B1 (ko) | 2005-11-25 |
DE69705577T2 (de) | 2002-06-06 |
KR970076598A (ko) | 1997-12-12 |
EP0803339A1 (de) | 1997-10-29 |
US5852329A (en) | 1998-12-22 |
CN1127727C (zh) | 2003-11-12 |
EP0803339B1 (de) | 2001-07-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69614823D1 (de) | Aufzeichnungsgerät für optische platten | |
DE69709445D1 (de) | Formvorrichtung für optische Platten | |
DE69727090D1 (de) | Wiedergabeanordnung für optische Platten | |
DE69739287D1 (de) | Optisches aufzeichnungsverfahren und optisches aufzeichnungsgerät | |
DE69803253D1 (de) | Optische Platte, Wiedergabegerät und -verfahren | |
DE69618680D1 (de) | Aufnahmemethode und Aufnahmeeinheit für optische Information | |
DE69730755D1 (de) | Optische Platte, optische Platteneinrichtung, und Aufzeichnungsverfahren für optische Platte | |
DE69700222D1 (de) | Optische Plattevorrichtung und Ersatzverarbeitungsverfahren | |
DE69732330D1 (de) | Medium für optische Datenaufzeichnung und optisches Aufzeichnungsverfahren | |
DE69703597D1 (de) | Verfahren zum Ersetzen für eine optische Platteneinrichtung | |
DE69617478D1 (de) | Optische Platte und Gerät zur Wiedergabe optischer Platten | |
DE69804367D1 (de) | Unterscheidungssystem für optische Platten | |
DE69715690D1 (de) | Wiedergabevorrichtung für optische Platte | |
DE69735817D1 (de) | Optische platte und verfahren zur aufzeichnung auf der optischer platte | |
DE69532901D1 (de) | Optische Platte und Verfahren zur Wiedergabe | |
DE69423728D1 (de) | System mit optischer Platte und Gerät für optische Platte | |
DE69520647D1 (de) | Aufzeichnungsverfahren für optische Scheibe | |
DE69900033D1 (de) | Optisches Datenaufzeichnungsverfahren und Datenaufzeichnungsgerät | |
DE60120844D1 (de) | Aufzeichnungsverfahren und -Vorrichtung für optische Platte | |
DE69819590D1 (de) | Gerät für optische Platten | |
DE69828124D1 (de) | Optische plattenvorrichtung und unterscheidungsverfahren für optische platten | |
DE69319938D1 (de) | Gerät für optische Platten | |
DE69817081D1 (de) | Gerät zur Unterscheidung optischer Platten | |
DE60039466D1 (de) | Herstellungsverfahren und -Vorrichtung für optische Platte | |
DE69729023D1 (de) | Gerät für optische Platten |
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: SONY CORP., TOKIO/TOKYO, JP Owner name: SONY DISC & DIGITAL SOLUTIONS INC., YOKOHAMA, KANA |
|
8327 | Change in the person/name/address of the patent owner |
Owner name: SONY DISC & DIGITAL SOLUTIONS INC., TOKIO/TOKYO, J |
|
8327 | Change in the person/name/address of the patent owner |
Owner name: SONY CORP., TOKIO/TOKYO, JP Owner name: SONY DISC & DIGITAL SOLUTIONS INC., TOKIO/TOKYO, J |