FR2305823A1 - Perfectionnement aux appareils d'enregistrement et de reproduction - Google Patents

Perfectionnement aux appareils d'enregistrement et de reproduction

Info

Publication number
FR2305823A1
FR2305823A1 FR7509991A FR7509991A FR2305823A1 FR 2305823 A1 FR2305823 A1 FR 2305823A1 FR 7509991 A FR7509991 A FR 7509991A FR 7509991 A FR7509991 A FR 7509991A FR 2305823 A1 FR2305823 A1 FR 2305823A1
Authority
FR
France
Prior art keywords
head
detector
erase
recording unit
tape
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.)
Withdrawn
Application number
FR7509991A
Other languages
English (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.)
Staar SA
Original Assignee
Staar 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 Staar SA filed Critical Staar SA
Priority to FR7509991A priority Critical patent/FR2305823A1/fr
Publication of FR2305823A1 publication Critical patent/FR2305823A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B15/04—Preventing, inhibiting, or warning against accidental erasing or double recording

Landscapes

  • Management Or Editing Of Information On Record Carriers (AREA)
FR7509991A 1975-03-28 1975-03-28 Perfectionnement aux appareils d'enregistrement et de reproduction Withdrawn FR2305823A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7509991A FR2305823A1 (fr) 1975-03-28 1975-03-28 Perfectionnement aux appareils d'enregistrement et de reproduction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7509991A FR2305823A1 (fr) 1975-03-28 1975-03-28 Perfectionnement aux appareils d'enregistrement et de reproduction

Publications (1)

Publication Number Publication Date
FR2305823A1 true FR2305823A1 (fr) 1976-10-22

Family

ID=9153319

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7509991A Withdrawn FR2305823A1 (fr) 1975-03-28 1975-03-28 Perfectionnement aux appareils d'enregistrement et de reproduction

Country Status (1)

Country Link
FR (1) FR2305823A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0362561A2 (fr) * 1988-10-01 1990-04-11 GRUNDIG E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig holländ. Stiftung & Co. KG. Procédé et appareil d'enregistrement à bande magnétique vidéo, pour empêcher la surécriture par inadvertance de segments de bande de signaux vidéo enregistrés sur une bande magnétique vidéo

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0362561A2 (fr) * 1988-10-01 1990-04-11 GRUNDIG E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig holländ. Stiftung & Co. KG. Procédé et appareil d'enregistrement à bande magnétique vidéo, pour empêcher la surécriture par inadvertance de segments de bande de signaux vidéo enregistrés sur une bande magnétique vidéo
EP0362561A3 (fr) * 1988-10-01 1991-04-10 GRUNDIG E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig holländ. Stiftung & Co. KG. Procédé et appareil d'enregistrement à bande magnétique vidéo, pour empêcher la surécriture par inadvertance de segments de bande de signaux vidéo enregistrés sur une bande magnétique vidéo

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Legal Events

Date Code Title Description
ST Notification of lapse