FR1395971A - Loop control device for tape unwinders - Google Patents

Loop control device for tape unwinders

Info

Publication number
FR1395971A
FR1395971A FR971124A FR971124A FR1395971A FR 1395971 A FR1395971 A FR 1395971A FR 971124 A FR971124 A FR 971124A FR 971124 A FR971124 A FR 971124A FR 1395971 A FR1395971 A FR 1395971A
Authority
FR
France
Prior art keywords
control device
loop control
unwinders
tape
tape unwinders
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
FR971124A
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.)
Ampex Corp
Original Assignee
Ampex 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
Priority claimed from US273681A external-priority patent/US3319901A/en
Application filed by Ampex Corp filed Critical Ampex Corp
Priority to FR971124A priority Critical patent/FR1395971A/en
Application granted granted Critical
Publication of FR1395971A publication Critical patent/FR1395971A/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
    • 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
    • G11B15/56—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 the record carrier having reserve loop, e.g. to minimise inertia during acceleration measuring or control in connection therewith
    • G11B15/58—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 the record carrier having reserve loop, e.g. to minimise inertia during acceleration measuring or control in connection therewith with vacuum column
FR971124A 1963-04-17 1964-04-16 Loop control device for tape unwinders Expired FR1395971A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR971124A FR1395971A (en) 1963-04-17 1964-04-16 Loop control device for tape unwinders

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US273681A US3319901A (en) 1963-04-17 1963-04-17 Loop control system for tape transports
FR971124A FR1395971A (en) 1963-04-17 1964-04-16 Loop control device for tape unwinders

Publications (1)

Publication Number Publication Date
FR1395971A true FR1395971A (en) 1965-04-16

Family

ID=26207068

Family Applications (1)

Application Number Title Priority Date Filing Date
FR971124A Expired FR1395971A (en) 1963-04-17 1964-04-16 Loop control device for tape unwinders

Country Status (1)

Country Link
FR (1) FR1395971A (en)

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