CA1157608A - Device for molding information-carrying disks - Google Patents

Device for molding information-carrying disks

Info

Publication number
CA1157608A
CA1157608A CA000359481A CA359481A CA1157608A CA 1157608 A CA1157608 A CA 1157608A CA 000359481 A CA000359481 A CA 000359481A CA 359481 A CA359481 A CA 359481A CA 1157608 A CA1157608 A CA 1157608A
Authority
CA
Canada
Prior art keywords
disk
resin
substrate
disks
matrix
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
Application number
CA000359481A
Other languages
English (en)
French (fr)
Inventor
Robert Antoine
Claude Bricot
Gerard Robin
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.)
Thales SA
Original Assignee
Thomson CSF SA
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
Application filed by Thomson CSF SA filed Critical Thomson CSF SA
Application granted granted Critical
Publication of CA1157608A publication Critical patent/CA1157608A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
    • G11B3/68—Record carriers
    • G11B3/70—Record carriers characterised by the selection of material or structure; Processes or apparatus specially adapted for manufacturing record carriers
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2017/00—Carriers for sound or information
    • B29L2017/001—Carriers of records containing fine grooves or impressions, e.g. disc records for needle playback, cylinder records
    • B29L2017/003—Records or 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)
  • Mechanical Engineering (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
CA000359481A 1979-09-06 1980-09-03 Device for molding information-carrying disks Expired CA1157608A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7922300 1979-09-06
FR7922300A FR2468456A1 (fr) 1979-09-06 1979-09-06 Dispositif de moulage de disques porteurs d'informations

Publications (1)

Publication Number Publication Date
CA1157608A true CA1157608A (en) 1983-11-29

Family

ID=9229409

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000359481A Expired CA1157608A (en) 1979-09-06 1980-09-03 Device for molding information-carrying disks

Country Status (6)

Country Link
US (1) US4315723A (US07122603-20061017-C00045.png)
EP (1) EP0025387B1 (US07122603-20061017-C00045.png)
JP (1) JPS5664838A (US07122603-20061017-C00045.png)
CA (1) CA1157608A (US07122603-20061017-C00045.png)
DE (1) DE3066988D1 (US07122603-20061017-C00045.png)
FR (1) FR2468456A1 (US07122603-20061017-C00045.png)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0047645B1 (en) * 1980-09-05 1984-11-28 Matsushita Electric Industrial Co., Ltd. A method of producing an information recording disk
JPS57212028A (en) * 1981-06-24 1982-12-27 Hitachi Ltd Production of disk form substrate
FR2516286A1 (fr) * 1981-11-06 1983-05-13 Thomson Csf Procede d'obtention d'un disque-copie a partir d'une gravure originale portee par une matrice
JPS5886319U (ja) * 1981-12-09 1983-06-11 株式会社日立製作所 情報記録担体の複製装置
NL8300417A (nl) * 1983-02-04 1984-09-03 Philips Nv Werkwijze en inrichting voor het vervaardigen van een kunststofinformatiedrager met een gelaagde structuur.
JPS6122913A (ja) * 1984-07-11 1986-01-31 Matsushita Electric Ind Co Ltd デイスク成形方法
NL8501893A (nl) * 1984-09-07 1986-04-01 Nagron Precision Tooling Spuitgietmatrijs met inzetstuk en spuitgietinrichting daarvoor.
JPS61148033A (ja) * 1985-12-06 1986-07-05 Hitachi Ltd デイスクの複製装置
JPH0444243A (ja) * 1990-06-07 1992-02-14 Nec Yamaguchi Ltd バーイン試験装置の試験基板管理システム
NL9002517A (nl) * 1990-11-19 1992-06-16 Philips Nv Werkwijze voor het vervaardigen van een optisch uitleesbare plaat, alsmede inrichting voor de uitvoering van de werkwijze.
JPH04255927A (ja) * 1991-02-07 1992-09-10 Pioneer Electron Corp 光記録ディスク及びその製造方法
NL9100366A (nl) * 1991-02-28 1992-09-16 Philips & Du Pont Optical Werkwijze voor het vervaardigen van een schijfvormige informatiedrager, informatiedrager vervaardigd volgens de werkwijze en inrichting voor het uitvoeren van de werkwijze.
JP3207530B2 (ja) * 1992-06-30 2001-09-10 阿波エンジニアリング株式会社 光ディスクの製造方法
DE10008111A1 (de) * 2000-02-22 2001-08-23 Krauss Maffei Kunststofftech Vorrichtung zum Vakuumpressen von DVD-Substraten

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2452821A (en) * 1944-06-29 1948-11-02 Rca Corp Method of making phonograph records
US2998622A (en) * 1957-12-23 1961-09-05 Applic Ind Plastiques Soc D Apparatus for pressing gramophone records
NL239956A (US07122603-20061017-C00045.png) * 1958-06-13
DE1104204B (de) * 1959-07-27 1961-04-06 Joachim Brandenburger Fa Praegeeinrichtung zur Herstellung von Schallplatten aus thermoplastischen Folien
US3112520A (en) * 1960-08-15 1963-12-03 Raytheon Co Hydrosqueegee press
FR1507289A (fr) * 1966-11-16 1967-12-29 Pathe Marconi Ind Music Procédé et dispositif pour la fabrication de disques phonographiques par injection
BE793335A (fr) * 1971-12-27 1973-04-16 Teldec Telefunken Decca Dispositif pour le marquage de porteurs d'information se composant d'une feuille de matiere synthetique.
GB1484257A (en) * 1973-11-22 1977-09-01 Decca Ltd Record-making press
NL177721B (nl) * 1977-03-14 1985-06-03 Philips Nv Werkwijze voor het vervaardigen van een kunststofinformatiedrager met gelaagde structuur alsmede een inrichting voor het uitvoeren van de werkwijze.
US4248818A (en) * 1978-12-28 1981-02-03 Kathleen Elizabeth Process for making a record
US4213927A (en) * 1979-06-29 1980-07-22 Alberti John D Method of making picture phonograph record

Also Published As

Publication number Publication date
JPS5664838A (en) 1981-06-02
US4315723A (en) 1982-02-16
EP0025387B1 (fr) 1984-03-14
FR2468456A1 (fr) 1981-05-08
FR2468456B1 (US07122603-20061017-C00045.png) 1982-06-18
JPS6312778B2 (US07122603-20061017-C00045.png) 1988-03-22
DE3066988D1 (en) 1984-04-19
EP0025387A1 (fr) 1981-03-18

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