FR1399211A - Drum for signal recording or reproducing device - Google Patents

Drum for signal recording or reproducing device

Info

Publication number
FR1399211A
FR1399211A FR978875A FR978875A FR1399211A FR 1399211 A FR1399211 A FR 1399211A FR 978875 A FR978875 A FR 978875A FR 978875 A FR978875 A FR 978875A FR 1399211 A FR1399211 A FR 1399211A
Authority
FR
France
Prior art keywords
drum
reproducing device
signal recording
recording
signal
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.)
Expired
Application number
FR978875A
Other languages
French (fr)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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
Priority claimed from AT491163A external-priority patent/AT238784B/en
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Priority to FR978875A priority Critical patent/FR1399211A/en
Application granted granted Critical
Publication of FR1399211A publication Critical patent/FR1399211A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/004—Recording on, or reproducing or erasing from, magnetic drums
    • 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
    • G11B15/60—Guiding record carrier
    • G11B15/61—Guiding record carrier on drum, e.g. drum containing rotating heads
FR978875A 1963-06-19 1964-06-19 Drum for signal recording or reproducing device Expired FR1399211A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR978875A FR1399211A (en) 1963-06-19 1964-06-19 Drum for signal recording or reproducing device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT491163A AT238784B (en) 1963-06-19 1963-06-19 Drum for apparatus for recording and / or reproducing signals with a wide frequency spectrum
FR978875A FR1399211A (en) 1963-06-19 1964-06-19 Drum for signal recording or reproducing device

Publications (1)

Publication Number Publication Date
FR1399211A true FR1399211A (en) 1965-05-14

Family

ID=25601659

Family Applications (1)

Application Number Title Priority Date Filing Date
FR978875A Expired FR1399211A (en) 1963-06-19 1964-06-19 Drum for signal recording or reproducing device

Country Status (1)

Country Link
FR (1) FR1399211A (en)

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