FR2338544B1 - Procede et appareil d'enregistrement sur bande magnetique - Google Patents

Procede et appareil d'enregistrement sur bande magnetique

Info

Publication number
FR2338544B1
FR2338544B1 FR7701438A FR7701438A FR2338544B1 FR 2338544 B1 FR2338544 B1 FR 2338544B1 FR 7701438 A FR7701438 A FR 7701438A FR 7701438 A FR7701438 A FR 7701438A FR 2338544 B1 FR2338544 B1 FR 2338544B1
Authority
FR
France
Prior art keywords
magnetic tape
recording method
tape recording
magnetic
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.)
Expired
Application number
FR7701438A
Other languages
English (en)
Other versions
FR2338544A1 (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.)
Bell and Howell Co
Original Assignee
Bell and Howell Co
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 Bell and Howell Co filed Critical Bell and Howell Co
Publication of FR2338544A1 publication Critical patent/FR2338544A1/fr
Application granted granted Critical
Publication of FR2338544B1 publication Critical patent/FR2338544B1/fr
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48Disposition 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
    • G11B5/54Disposition 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 with provision for moving the head into or out of its operative position or across tracks
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00Driving, 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
    • G11B15/18Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/26Driving record carriers by members acting directly or indirectly thereon
    • G11B15/28Driving 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
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00Driving, 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
    • G11B15/56Driving, 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
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00Driving, 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
    • G11B15/60Guiding record carrier
    • G11B15/61Guiding record carrier on drum, e.g. drum containing rotating heads
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00Driving, 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
    • G11B15/60Guiding record carrier
    • G11B15/62Maintaining desired spacing between record carrier and head
FR7701438A 1976-01-19 1977-01-19 Procede et appareil d'enregistrement sur bande magnetique Expired FR2338544B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/650,213 US4054929A (en) 1976-01-19 1976-01-19 Tape recording methods and apparatus

Publications (2)

Publication Number Publication Date
FR2338544A1 FR2338544A1 (fr) 1977-08-12
FR2338544B1 true FR2338544B1 (fr) 1985-08-30

Family

ID=24607961

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7701438A Expired FR2338544B1 (fr) 1976-01-19 1977-01-19 Procede et appareil d'enregistrement sur bande magnetique

Country Status (3)

Country Link
US (1) US4054929A (fr)
FR (1) FR2338544B1 (fr)
GB (1) GB1572739A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5951066B2 (ja) * 1978-04-17 1984-12-12 ソニー株式会社 記録再生装置
US4266255A (en) * 1978-04-26 1981-05-05 Iit Research Institute Capstan drive system for driving tape record media, and having internally mounted transducer head means
US4194661A (en) * 1978-12-11 1980-03-25 Bell & Howell Company Tape advancing methods and apparatus
US4310863A (en) * 1979-05-04 1982-01-12 Enertec Magnetic tape recorders
JPS5647922A (en) * 1979-09-25 1981-04-30 Olympus Optical Co Ltd Subminiature tape recorder available for autoreverse
JPS57208679A (en) * 1981-06-18 1982-12-21 Tdk Corp Tape guide of magnetic tape cartridge and its production
US4939715A (en) * 1987-12-29 1990-07-03 Minnesota Mining And Manufacturing Company Tape scanning apparatus
US8243396B2 (en) * 2007-09-07 2012-08-14 International Business Machines Corporation Tape drive system

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2646989A (en) * 1949-09-12 1953-07-28 Arthur C Davis Sound recording and reproducing apparatus
US2747025A (en) * 1951-10-05 1956-05-22 Ampex Magnetic tape apparatus and tape driving means therefor
US3227343A (en) * 1963-09-16 1966-01-04 Ampex Tape handling device
US3100071A (en) * 1959-08-13 1963-08-06 Ampex Tape clamping roller assembly
FR1348036A (fr) * 1962-02-05 1964-01-04 Ampex Dispositif transducteur
FR1409568A (fr) * 1963-09-16 1965-08-27 Ampex Dispositif de manipulation de bande magnétique, ou analogues
US3499998A (en) * 1966-09-26 1970-03-10 Matsushita Electric Ind Co Ltd Magnetic transducing apparatus having transducer-engaging drive capstan with elastic tire
US3679213A (en) * 1970-09-11 1972-07-25 Vladimir Moss Transparent container and lettered cubes puzzle
US3688956A (en) * 1970-09-23 1972-09-05 Burroughs Corp Magnetic tape transport with capstan drive
US3741564A (en) * 1972-02-11 1973-06-26 Odetics Inc Tri-capstan tape transport
FR2334167A1 (fr) * 1975-12-01 1977-07-01 Schlumberger Compteurs Appareil d'enregistrement et de lecture magnetiques

Also Published As

Publication number Publication date
US4054929A (en) 1977-10-18
GB1572739A (en) 1980-08-06
FR2338544A1 (fr) 1977-08-12

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse