IT1065880B - Procedimento per la fabbricazione di dischi video - Google Patents

Procedimento per la fabbricazione di dischi video

Info

Publication number
IT1065880B
IT1065880B IT49567/76A IT4956776A IT1065880B IT 1065880 B IT1065880 B IT 1065880B IT 49567/76 A IT49567/76 A IT 49567/76A IT 4956776 A IT4956776 A IT 4956776A IT 1065880 B IT1065880 B IT 1065880B
Authority
IT
Italy
Prior art keywords
procedure
production
video discs
discs
video
Prior art date
Application number
IT49567/76A
Other languages
English (en)
Original Assignee
Rca Corp
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 Rca Corp filed Critical Rca Corp
Application granted granted Critical
Publication of IT1065880B publication Critical patent/IT1065880B/it

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B9/00—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor
    • G11B9/06—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor using record carriers having variable electrical capacitance; Record carriers therefor
    • G11B9/061—Record carriers characterised by their structure or form or by the selection of the material; Apparatus or processes specially adapted for the manufacture of record carriers
    • G11B9/063—Record carriers characterised by their structure or form or by the selection of the material; Apparatus or processes specially adapted for the manufacture of record carriers characterised by the selection of the material
    • G11B9/067—Dielectric layers; Processes for providing electrical conductivity to them
    • 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
IT49567/76A 1975-06-19 1976-05-20 Procedimento per la fabbricazione di dischi video IT1065880B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/588,387 US4018945A (en) 1975-06-19 1975-06-19 Method of making a metallized video disc having an insulating layer thereon

Publications (1)

Publication Number Publication Date
IT1065880B true IT1065880B (it) 1985-02-25

Family

ID=24353634

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49567/76A IT1065880B (it) 1975-06-19 1976-05-20 Procedimento per la fabbricazione di dischi video

Country Status (7)

Country Link
US (1) US4018945A (it)
JP (1) JPS522718A (it)
BE (1) BE843174A (it)
DE (1) DE2625966A1 (it)
FR (1) FR2315138A1 (it)
GB (1) GB1526458A (it)
IT (1) IT1065880B (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4206256A (en) * 1975-08-21 1980-06-03 Rca Corporation Metallized video disc having an insulating layer thereon
CA1077787A (en) * 1975-11-21 1980-05-20 National Aeronautics And Space Administration Abrasion resistant coatings for plastic surfaces
US4252848A (en) * 1977-04-11 1981-02-24 Rca Corporation Perfluorinated polymer thin films
US4137550A (en) * 1977-11-18 1979-01-30 Rca Corporation Video disc with a dielectric layer formed from acetylene and nitrogen
US4187331A (en) * 1978-08-24 1980-02-05 International Business Machines Corp. Fluorine plasma resist image hardening
US4291244A (en) * 1979-09-04 1981-09-22 Union Carbide Corporation Electrets
US4291245A (en) * 1979-09-04 1981-09-22 Union Carbide Corporation Electrets
JPS57150154A (en) * 1981-03-11 1982-09-16 Toshiba Corp Manufacture for information recording body
US4435476A (en) 1982-08-18 1984-03-06 Foster Grant Corporation Method of making an abrasion resistant coating on a solid substrate and articles produced thereby
US4503126A (en) * 1982-08-18 1985-03-05 Foster Grant Corporation Method of making an abrasion resistant coating on a solid substrate and articles produced thereby
US4493855A (en) * 1982-12-23 1985-01-15 International Business Machines Corporation Use of plasma polymerized organosilicon films in fabrication of lift-off masks
US4562091A (en) * 1982-12-23 1985-12-31 International Business Machines Corporation Use of plasma polymerized orgaosilicon films in fabrication of lift-off masks
US4778721A (en) * 1986-07-09 1988-10-18 Battelle Memorial Institute Method of forming abrasion-resistant plasma coatings and resulting articles
US4973394A (en) * 1988-09-02 1990-11-27 Sri International Immobilized valinomycin molecule for K+ sensor
FR3157364A1 (fr) 2023-12-22 2025-06-27 Exotec Product France Syteme de stockage et de recuperation d’articles

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3309221A (en) * 1963-03-25 1967-03-14 Minnesota Mining & Mfg Surface activation of passive polymers and articles produced thereby
US3457156A (en) * 1966-10-19 1969-07-22 American Can Co Electrical discharge coating of surfaces with acetylene-oxygen polymers
US3666533A (en) * 1970-11-16 1972-05-30 North American Rockwell Deposition of polymeric coatings utilizing electrical excitation
US3842217A (en) * 1971-03-22 1974-10-15 Rca Corp Record fabrication of a capacitive type storage medium
US3901994A (en) * 1974-02-04 1975-08-26 Rca Corp Metallized video disc having a dielectric coating thereon
US3944709A (en) * 1974-05-13 1976-03-16 Polaroid Corporation Surface modification by electrical discharge in a mixture of gases

Also Published As

Publication number Publication date
FR2315138A1 (fr) 1977-01-14
BE843174A (fr) 1976-10-18
GB1526458A (en) 1978-09-27
US4018945A (en) 1977-04-19
JPS522718A (en) 1977-01-10
DE2625966A1 (de) 1976-12-30

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