FR1390022A - Magnetic tape unwinder device - Google Patents

Magnetic tape unwinder device

Info

Publication number
FR1390022A
FR1390022A FR971279A FR971279A FR1390022A FR 1390022 A FR1390022 A FR 1390022A FR 971279 A FR971279 A FR 971279A FR 971279 A FR971279 A FR 971279A FR 1390022 A FR1390022 A FR 1390022A
Authority
FR
France
Prior art keywords
magnetic tape
unwinder device
tape unwinder
magnetic
unwinder
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
FR971279A
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 US273692A external-priority patent/US3176895A/en
Application filed by Ampex Corp filed Critical Ampex Corp
Priority to FR971279A priority Critical patent/FR1390022A/en
Application granted granted Critical
Publication of FR1390022A publication Critical patent/FR1390022A/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
    • G11B15/18—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
    • G11B15/18—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
    • G11B15/29—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 through pinch-rollers or tape rolls
FR971279A 1963-04-17 1964-04-17 Magnetic tape unwinder device Expired FR1390022A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR971279A FR1390022A (en) 1963-04-17 1964-04-17 Magnetic tape unwinder device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US273692A US3176895A (en) 1963-04-17 1963-04-17 Magnetic tape mechanisms
FR971279A FR1390022A (en) 1963-04-17 1964-04-17 Magnetic tape unwinder device

Publications (1)

Publication Number Publication Date
FR1390022A true FR1390022A (en) 1965-02-19

Family

ID=26207101

Family Applications (1)

Application Number Title Priority Date Filing Date
FR971279A Expired FR1390022A (en) 1963-04-17 1964-04-17 Magnetic tape unwinder device

Country Status (1)

Country Link
FR (1) FR1390022A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4856770A (en) * 1986-01-17 1989-08-15 Benson S.A. Pressure wheel device for moving a print medium in a plotter or printer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4856770A (en) * 1986-01-17 1989-08-15 Benson S.A. Pressure wheel device for moving a print medium in a plotter or printer

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