JPS54151802A - Record or video disk - Google Patents

Record or video disk

Info

Publication number
JPS54151802A
JPS54151802A JP5482479A JP5482479A JPS54151802A JP S54151802 A JPS54151802 A JP S54151802A JP 5482479 A JP5482479 A JP 5482479A JP 5482479 A JP5482479 A JP 5482479A JP S54151802 A JPS54151802 A JP S54151802A
Authority
JP
Japan
Prior art keywords
record
video disk
video
disk
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.)
Pending
Application number
JP5482479A
Other languages
Japanese (ja)
Inventor
Retoritsuhi Horusuto
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.)
TELDEC Telefunken Decca Schallplatten GmbH
Original Assignee
TELDEC Telefunken Decca Schallplatten GmbH
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 TELDEC Telefunken Decca Schallplatten GmbH filed Critical TELDEC Telefunken Decca Schallplatten GmbH
Publication of JPS54151802A publication Critical patent/JPS54151802A/en
Pending 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
    • G11B3/72—Groove formations, e.g. run-in groove, run-out groove

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Packaging Of Annular Or Rod-Shaped Articles, Wearing Apparel, Cassettes, Or The Like (AREA)
  • Magnetic Record Carriers (AREA)
JP5482479A 1978-05-10 1979-05-07 Record or video disk Pending JPS54151802A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782820290 DE2820290B2 (en) 1978-05-10 1978-05-10 Disc-shaped recording medium

Publications (1)

Publication Number Publication Date
JPS54151802A true JPS54151802A (en) 1979-11-29

Family

ID=6038970

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5482479A Pending JPS54151802A (en) 1978-05-10 1979-05-07 Record or video disk

Country Status (2)

Country Link
JP (1) JPS54151802A (en)
DE (1) DE2820290B2 (en)

Also Published As

Publication number Publication date
DE2820290B2 (en) 1980-03-06
DE2820290C3 (en) 1980-11-13
DE2820290A1 (en) 1979-11-15

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