FR1460275A - Appareil à bande magnétique à balayage hélicoïdal avec palier à pellicule d'air perturbée - Google Patents

Appareil à bande magnétique à balayage hélicoïdal avec palier à pellicule d'air perturbée

Info

Publication number
FR1460275A
FR1460275A FR42595A FR42595A FR1460275A FR 1460275 A FR1460275 A FR 1460275A FR 42595 A FR42595 A FR 42595A FR 42595 A FR42595 A FR 42595A FR 1460275 A FR1460275 A FR 1460275A
Authority
FR
France
Prior art keywords
magnetic tape
air film
tape device
film bearing
helical scanning
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
FR42595A
Other languages
English (en)
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
Application filed by Ampex Corp filed Critical Ampex Corp
Application granted granted Critical
Publication of FR1460275A publication Critical patent/FR1460275A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D13/00Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover
    • G05D13/62Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover characterised by the use of electric means, e.g. use of a tachometric dynamo, use of a transducer converting an electric value into a displacement
    • 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/76Television signal recording
    • H04N5/78Television signal recording using magnetic recording
    • H04N5/782Television signal recording using magnetic recording on tape
FR42595A 1965-06-17 1965-12-16 Appareil à bande magnétique à balayage hélicoïdal avec palier à pellicule d'air perturbée Expired FR1460275A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US464765A US3333753A (en) 1965-06-17 1965-06-17 Helical scan magnetic tape apparatus with a squeeze film bearing

Publications (1)

Publication Number Publication Date
FR1460275A true FR1460275A (fr) 1966-11-25

Family

ID=23845140

Family Applications (1)

Application Number Title Priority Date Filing Date
FR42595A Expired FR1460275A (fr) 1965-06-17 1965-12-16 Appareil à bande magnétique à balayage hélicoïdal avec palier à pellicule d'air perturbée

Country Status (7)

Country Link
US (1) US3333753A (fr)
BE (1) BE671386A (fr)
DE (1) DE1499571B2 (fr)
FR (1) FR1460275A (fr)
GB (1) GB1055139A (fr)
NL (1) NL149021B (fr)
SE (1) SE332474B (fr)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3504136A (en) * 1966-03-21 1970-03-31 Fowler Allan R Drum type video tape recorder with a tape wrap of more than 360
US3396890A (en) * 1966-12-20 1968-08-13 Rca Corp Tape transport drive means
US3436491A (en) * 1966-12-27 1969-04-01 Ampex Helical scan recorder with tapered drum to prevent oxide build-up
US3707608A (en) * 1967-08-02 1972-12-26 Matsushita Electric Ind Co Ltd Method and apparatus for duplicating a magnetic tape
NL6803410A (fr) * 1968-03-09 1969-09-11
US3679840A (en) * 1970-03-19 1972-07-25 Echo Science Corp Helical scanning assembly with tape to scanner referencing apparatus
JPS518004B2 (fr) * 1972-08-18 1976-03-12
US3827617A (en) * 1973-04-16 1974-08-06 Eastman Kodak Co Helical web path processing device utilizing force counter-acting spools
US3902192A (en) * 1973-12-26 1975-08-26 Ibm Cam surface mandrel with air bearing support
US3900891A (en) * 1973-12-26 1975-08-19 Ibm Rotating-head mandrel with cam surface
DE2407748C2 (de) 1974-02-18 1983-09-08 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Anordnung für ein Videomagnetbandgerät
US3961369A (en) * 1974-07-15 1976-06-01 International Business Machines Corporation Rotating head apparatus having a protruding diameter headwheel which supports a protruding flying head
DE2441663C2 (de) * 1974-08-30 1984-10-18 Robert Bosch Gmbh, 7000 Stuttgart Bandführungseinrichtung in einem Magnetbandgerät
DE2522581A1 (de) * 1975-05-22 1976-12-09 Bosch Gmbh Robert Abtasteinrichtung fuer ein magnetbandgeraet
US4012792A (en) * 1975-08-11 1977-03-15 Eastman Kodak Company Magnetic head drum configuration having a friction reducing helical step
JPS5393807A (en) * 1977-01-28 1978-08-17 Hitachi Ltd Guide drum for magnetic tape
AU587969B2 (en) * 1984-03-26 1989-09-07 Westinghouse Electric Corporation Improvements in or relating to tape cartridge having crowned guides
US4777610A (en) * 1986-01-23 1988-10-11 Amp Incorporated Thickness monitor
US4813147A (en) * 1987-03-27 1989-03-21 Amp Incorporated Apparatus for interacting with both sides of a two-sided strip
US4835644A (en) * 1987-05-19 1989-05-30 Microscience International Corporation Side loaded disk drive pivot
US5104058A (en) * 1990-08-27 1992-04-14 Gigatek Memory Systems, Inc. Tape guidance system for belt-driven cartridge
US6078481A (en) * 1998-06-08 2000-06-20 Imation Corp. Tape storage cartridge having two-level tape path

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2968702A (en) * 1957-12-02 1961-01-17 Teletrak Corp Transport means for a magnet recorder-reproducer
US2998495A (en) * 1958-03-26 1961-08-29 Ampex Recording and reproducing high frequencies transversely on a magnetic tape

Also Published As

Publication number Publication date
NL149021B (nl) 1976-03-15
SE332474B (fr) 1971-02-08
DE1499571C3 (fr) 1974-02-14
BE671386A (fr) 1966-02-14
DE1499571B2 (de) 1973-07-12
DE1499571A1 (de) 1970-04-02
US3333753A (en) 1967-08-01
GB1055139A (en) 1967-01-18
NL6514383A (fr) 1966-12-19

Similar Documents

Publication Publication Date Title
FR1460275A (fr) Appareil à bande magnétique à balayage hélicoïdal avec palier à pellicule d'air perturbée
CH442974A (fr) Dispositif d'enroulement d'un ruban souple
FR1480736A (fr) Appareil d'emmagasinage d'information magnétique
FR1423527A (fr) Appareil humidificateur d'air
FR1460274A (fr) Appareil à bande magnétique à balayage hélicoïdal avec lubrification par air autoétablie
FR1479805A (fr) Dispositif d'entraînement de bande magnétique
FR1479806A (fr) Dispositif à film magnétique mince
CH474121A (fr) Appareil d'enregistrement à mécanisme de positionnement de cartes verticales à bande horizontale d'enregistrement
FR1469270A (fr) Dispositif de reproduction et d'enregistrement video à bande
FR1452040A (fr) Humidificateur d'air
FR1356194A (fr) Véhicule à pellicule d'air
FR1506804A (fr) Appareil à bande magnétique
FR1374595A (fr) Appareil d'enregistrement à ruban magnétique
FR1506642A (fr) Appareil d'inspection magnétique
FR1453478A (fr) Dispositif d'aération à jet d'air réglable
FR1459591A (fr) Pellicules thermoplastiques d'enregistrement
FR1453132A (fr) Appareil d'enregistrement à bande magnétique
FR1488674A (fr) Appareil d'enregistrement magnétique
FR1500413A (fr) Appareil à bande magnétique à chambres d'amortissement pneumatiques
FR1375586A (fr) Appareil d'enregistrement sur bande magnétique
SE384926B (sv) Filmkassett och derfor avsedd fastsettningsanordning
FR1429110A (fr) Diffuseur d'air allongé rotatif
FR1420889A (fr) Appareil d'enregistrement sur bande magnétique
FR1495345A (fr) Perfectionnements aux pellicules et feuilles à base d'acétate de cellulose
FR88283E (fr) Diffuseur d'air