FR2334167A1 - Appareil d'enregistrement et de lecture magnetiques - Google Patents

Appareil d'enregistrement et de lecture magnetiques

Info

Publication number
FR2334167A1
FR2334167A1 FR7536670A FR7536670A FR2334167A1 FR 2334167 A1 FR2334167 A1 FR 2334167A1 FR 7536670 A FR7536670 A FR 7536670A FR 7536670 A FR7536670 A FR 7536670A FR 2334167 A1 FR2334167 A1 FR 2334167A1
Authority
FR
France
Prior art keywords
tape
heads
capstan
appts
playback
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Withdrawn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
FR7536670A
Other languages
English (en)
Inventor
J F Sulzer
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.)
Compteurs Schlumberger SA
Original Assignee
Compteurs Schlumberger 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 Compteurs Schlumberger SA filed Critical Compteurs Schlumberger SA
Priority to FR7536670A priority Critical patent/FR2334167A1/fr
Publication of FR2334167A1 publication Critical patent/FR2334167A1/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Withdrawn legal-status Critical Current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
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/46—Controlling, regulating, or indicating speed
    • G11B15/54—Controlling, regulating, or indicating speed by stroboscope; by tachometer
    • 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
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/26—Driving record carriers by members acting directly or indirectly thereon
    • G11B15/28—Driving record carriers by members acting directly or indirectly thereon through rollers driving by frictional contact with the record carrier, e.g. capstan; Multiple arrangements of capstans or drums coupled to means for controlling the speed of the drive; Multiple capstan systems alternately engageable with record carrier to provide reversal
    • 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
    • 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
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/49—Fixed mounting or arrangements, e.g. one head per track
FR7536670A 1975-12-01 1975-12-01 Appareil d'enregistrement et de lecture magnetiques Withdrawn FR2334167A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7536670A FR2334167A1 (fr) 1975-12-01 1975-12-01 Appareil d'enregistrement et de lecture magnetiques

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7536670A FR2334167A1 (fr) 1975-12-01 1975-12-01 Appareil d'enregistrement et de lecture magnetiques

Publications (1)

Publication Number Publication Date
FR2334167A1 true FR2334167A1 (fr) 1977-07-01

Family

ID=9163130

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7536670A Withdrawn FR2334167A1 (fr) 1975-12-01 1975-12-01 Appareil d'enregistrement et de lecture magnetiques

Country Status (1)

Country Link
FR (1) FR2334167A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2338544A1 (fr) * 1976-01-19 1977-08-12 Bell & Howell Co Procede et appareil d'enregistrement sur bande magnetique
EP0375358A2 (fr) * 1988-12-22 1990-06-27 Minnesota Mining And Manufacturing Company Appareil et méthode d'enregistrement à bande à balayage hélicoidal

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2338544A1 (fr) * 1976-01-19 1977-08-12 Bell & Howell Co Procede et appareil d'enregistrement sur bande magnetique
EP0375358A2 (fr) * 1988-12-22 1990-06-27 Minnesota Mining And Manufacturing Company Appareil et méthode d'enregistrement à bande à balayage hélicoidal
EP0375358A3 (fr) * 1988-12-22 1992-02-05 Minnesota Mining And Manufacturing Company Appareil et méthode d'enregistrement à bande à balayage hélicoidal

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Legal Events

Date Code Title Description
ST Notification of lapse