FR2301355B1 - - Google Patents

Info

Publication number
FR2301355B1
FR2301355B1 FR7604926A FR7604926A FR2301355B1 FR 2301355 B1 FR2301355 B1 FR 2301355B1 FR 7604926 A FR7604926 A FR 7604926A FR 7604926 A FR7604926 A FR 7604926A FR 2301355 B1 FR2301355 B1 FR 2301355B1
Authority
FR
France
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
FR7604926A
Other languages
French (fr)
Other versions
FR2301355A1 (en
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/en
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 MATRIX FOR VIDEO DISCS AND ITS MAKING PROCESS Granted FR2301355A1 (en)

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 FR2301355A1 (en) 1976-09-17
FR2301355B1 true FR2301355B1 (en) 1980-07-04

Family

ID=24204533

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7604926A Granted FR2301355A1 (en) 1975-02-24 1976-02-23 MATRIX FOR VIDEO DISCS AND ITS MAKING PROCESS

Country Status (6)

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

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2721608A1 (en) * 1977-05-13 1978-11-16 Bosch Gmbh Robert Stamping die for making video storage patterns on plastic disks - using volatile metal film contg. pattern for electroforming of die
JPS5952715B2 (en) * 1977-09-05 1984-12-21 ソニー株式会社 Metsuki method
NL7908858A (en) * 1979-12-10 1981-07-01 Philips Nv METHOD FOR MANUFACTURING DIES FOR PLATE-SHAPED INFORMATION CONTAINERS, AND MATRIES MANUFACTURED BY THAT METHOD
JPS573239A (en) * 1980-06-06 1982-01-08 Hitachi Ltd Manufacture of information carrier
IT1139503B (en) * 1980-10-27 1986-09-24 Rca Corp HIGH DENSITY INFORMATION SUPPORT DISCS
JPS58158225A (en) * 1982-03-15 1983-09-20 Toshiba Corp Manufacture of information recording substrate
EP0107913B1 (en) * 1982-09-29 1988-06-22 Kabushiki Kaisha Toshiba Radiation-sensitive carrier body utilized as stamper structure
DE3337961A1 (en) * 1983-10-19 1985-05-09 Fa. Eduard Hueck, 5880 Lüdenscheid Surface-structured female mould for producing embossed engravings on pressed plastic plates, plastic laminates and the like, and method of producing it
JPS60131652A (en) * 1983-12-20 1985-07-13 Matsushita Electric Ind Co Ltd Signal recording stamper
DE3537483C1 (en) * 1985-10-22 1986-12-04 Kernforschungszentrum Karlsruhe Gmbh, 7500 Karlsruhe Process for producing a large number of plate-shaped microstructure bodies made of metal
DE3737483A1 (en) * 1987-11-05 1989-05-18 Philips & Du Pont Optical Method for the reuse of glass substrates for optically readable high-density storage masters
ATE549294T1 (en) * 2005-12-09 2012-03-15 Obducat Ab DEVICE AND METHOD FOR TRANSFER OF PATTERN WITH INTERMEDIATE STAMP
FR3145725A1 (en) 2023-02-14 2024-08-16 Psa Automobiles Sa METHOD FOR CONTROLLING THE STARTING OF A HEAT ENGINE IN A VEHICLE EQUIPPED WITH A HYBRID TRANSMISSION

Family Cites Families (5)

* 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
JPS4944124B2 (en) * 1971-12-02 1974-11-26
AR200876A1 (en) * 1972-09-02 1974-12-27 Philips Nv METHOD OF MANUFACTURING A DISCOIDAL INFORMATION CARRIER AND INFORMATION CARRIER MANUFACTURED BY SUCH METHOD
JPS5117451B2 (en) * 1972-10-17 1976-06-02
JPS5313580B2 (en) * 1973-02-08 1978-05-11

Also Published As

Publication number Publication date
DE2603888C3 (en) 1978-08-10
NL190461C (en) 1994-03-01
DE2603888A1 (en) 1976-09-02
DE2603888B2 (en) 1977-12-15
JPS5916332B2 (en) 1984-04-14
NL7601470A (en) 1976-08-26
GB1532545A (en) 1978-11-15
CA1070261A (en) 1980-01-22
JPS55253A (en) 1980-01-05
FR2301355A1 (en) 1976-09-17
NL190461B (en) 1993-10-01
JPS51109801A (en) 1976-09-29

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Legal Events

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