FR2301355A1 - Matrice pour disques video et son procede de realisation - Google Patents

Matrice pour disques video et son procede de realisation

Info

Publication number
FR2301355A1
FR2301355A1 FR7604926A FR7604926A FR2301355A1 FR 2301355 A1 FR2301355 A1 FR 2301355A1 FR 7604926 A FR7604926 A FR 7604926A FR 7604926 A FR7604926 A FR 7604926A FR 2301355 A1 FR2301355 A1 FR 2301355A1
Authority
FR
France
Prior art keywords
matrix
making process
video discs
discs
video
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.)
Granted
Application number
FR7604926A
Other languages
English (en)
French (fr)
Other versions
FR2301355B1 (enrdf_load_stackoverflow
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.)
Discovision Associates
Original Assignee
MCA Discovision Inc
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 MCA Discovision Inc filed Critical MCA Discovision Inc
Publication of FR2301355A1 publication Critical patent/FR2301355A1/fr
Application granted granted Critical
Publication of FR2301355B1 publication Critical patent/FR2301355B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/0057—Intermediate mediums, i.e. mediums provided with an information structure not specific to the method of reproducing or duplication such as matrixes for mechanical pressing of an information structure ; record carriers having a relief information structure provided with or included in layers not specific for a single reproducing method; apparatus or processes specially adapted for their manufacture
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D1/00—Electroforming
    • C25D1/10—Moulds; Masks; Masterforms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Manufacturing Optical Record Carriers (AREA)
FR7604926A 1975-02-24 1976-02-23 Matrice pour disques video et son procede de realisation Granted FR2301355A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US55224975A 1975-02-24 1975-02-24

Publications (2)

Publication Number Publication Date
FR2301355A1 true FR2301355A1 (fr) 1976-09-17
FR2301355B1 FR2301355B1 (enrdf_load_stackoverflow) 1980-07-04

Family

ID=24204533

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7604926A Granted FR2301355A1 (fr) 1975-02-24 1976-02-23 Matrice pour disques video et son procede de realisation

Country Status (6)

Country Link
JP (2) JPS51109801A (enrdf_load_stackoverflow)
CA (1) CA1070261A (enrdf_load_stackoverflow)
DE (1) DE2603888B2 (enrdf_load_stackoverflow)
FR (1) FR2301355A1 (enrdf_load_stackoverflow)
GB (1) GB1532545A (enrdf_load_stackoverflow)
NL (1) NL190461C (enrdf_load_stackoverflow)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2402272A1 (fr) * 1977-09-05 1979-03-30 Sony Corp Procede de fabrication d'une couche metallique par une operation de placage
FR2471271A1 (fr) * 1979-12-10 1981-06-19 Philips Nv Procede permettant de realiser des matrices pour porteurs d'information en forme de disque et matrices ainsi realisees
FR2493020A1 (fr) * 1980-10-27 1982-04-30 Rca Corp Disque d'information, notamment disque video, a haute densite
EP0107913A1 (en) * 1982-09-29 1984-05-09 Kabushiki Kaisha Toshiba Radiation-sensitive carrier body utilized as stamper structure
FR2553709A1 (fr) * 1983-10-19 1985-04-26 Hueck Fa E Matrice a structure superficielle destinee a la production de gravures estampees sur des panneaux comprimes en matiere plastique, des stratifies de matiere plastique ou equivalents, et procede de fabrication d'une telle matrice
EP0224630A1 (de) * 1985-10-22 1987-06-10 Kernforschungszentrum Karlsruhe Gmbh Verfahren zur Herstellen einer Vielzahl plattenförmiger Mikrostrukturkörper aus Metall
WO2024170832A1 (fr) 2023-02-14 2024-08-22 Stellantis Auto Sas Procédé de commande du démarrage d'un moteur thermique dans un véhicule equipé d'une transmission hybride

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2721608A1 (de) * 1977-05-13 1978-11-16 Bosch Gmbh Robert Verfahren zur herstellung einer nachbildungsmatrize
JPS573239A (en) * 1980-06-06 1982-01-08 Hitachi Ltd Manufacture of information carrier
JPS58158225A (ja) * 1982-03-15 1983-09-20 Toshiba Corp 情報記録用基板の製造方法
JPS60131652A (ja) * 1983-12-20 1985-07-13 Matsushita Electric Ind Co Ltd 信号記録スタンパ−
DE3737483A1 (de) * 1987-11-05 1989-05-18 Philips & Du Pont Optical Verfahren zur wiederverwendung von glas-substraten fuer optisch auslesbare dichtspeichermaster
EP1795497B1 (en) * 2005-12-09 2012-03-14 Obducat AB Apparatus and method for transferring a pattern with intermediate stamp

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3585113A (en) * 1965-12-23 1971-06-15 Rca Corp Process for fabricating replicating masters
JPS49103846A (enrdf_load_stackoverflow) * 1973-02-08 1974-10-01

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4944124B2 (enrdf_load_stackoverflow) * 1971-12-02 1974-11-26
AR200876A1 (es) * 1972-09-02 1974-12-27 Philips Nv Metodo de fabricacion de un portador de informacion discoidal y portador de informacion fabricado por dicho metodo
JPS5117451B2 (enrdf_load_stackoverflow) * 1972-10-17 1976-06-02

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3585113A (en) * 1965-12-23 1971-06-15 Rca Corp Process for fabricating replicating masters
JPS49103846A (enrdf_load_stackoverflow) * 1973-02-08 1974-10-01

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2402272A1 (fr) * 1977-09-05 1979-03-30 Sony Corp Procede de fabrication d'une couche metallique par une operation de placage
FR2471271A1 (fr) * 1979-12-10 1981-06-19 Philips Nv Procede permettant de realiser des matrices pour porteurs d'information en forme de disque et matrices ainsi realisees
FR2493020A1 (fr) * 1980-10-27 1982-04-30 Rca Corp Disque d'information, notamment disque video, a haute densite
EP0107913A1 (en) * 1982-09-29 1984-05-09 Kabushiki Kaisha Toshiba Radiation-sensitive carrier body utilized as stamper structure
FR2553709A1 (fr) * 1983-10-19 1985-04-26 Hueck Fa E Matrice a structure superficielle destinee a la production de gravures estampees sur des panneaux comprimes en matiere plastique, des stratifies de matiere plastique ou equivalents, et procede de fabrication d'une telle matrice
EP0224630A1 (de) * 1985-10-22 1987-06-10 Kernforschungszentrum Karlsruhe Gmbh Verfahren zur Herstellen einer Vielzahl plattenförmiger Mikrostrukturkörper aus Metall
EP0328161A3 (en) * 1985-10-22 1990-01-31 Kernforschungszentrum Karlsruhe Gmbh Process for producing a metallic body having a multiplanar microstructure
AU611582B2 (en) * 1985-10-22 1991-06-13 Kernforschungszentrum Karlsruhe Gmbh Process to produce a plurality of plate-shaped microstructure bodies from metal
WO2024170832A1 (fr) 2023-02-14 2024-08-22 Stellantis Auto Sas Procédé de commande du démarrage d'un moteur thermique dans un véhicule equipé d'une transmission hybride

Also Published As

Publication number Publication date
JPS5916332B2 (ja) 1984-04-14
JPS55253A (en) 1980-01-05
DE2603888C3 (enrdf_load_stackoverflow) 1978-08-10
DE2603888A1 (de) 1976-09-02
NL190461C (nl) 1994-03-01
CA1070261A (en) 1980-01-22
GB1532545A (en) 1978-11-15
FR2301355B1 (enrdf_load_stackoverflow) 1980-07-04
NL7601470A (nl) 1976-08-26
DE2603888B2 (de) 1977-12-15
NL190461B (nl) 1993-10-01
JPS51109801A (ja) 1976-09-29

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Legal Events

Date Code Title Description
CD Change of name or company name
TP Transmission of property