FR1302980A - Dispositif d'emmagasinement de données sur tambour - Google Patents

Dispositif d'emmagasinement de données sur tambour

Info

Publication number
FR1302980A
FR1302980A FR862180A FR862180A FR1302980A FR 1302980 A FR1302980 A FR 1302980A FR 862180 A FR862180 A FR 862180A FR 862180 A FR862180 A FR 862180A FR 1302980 A FR1302980 A FR 1302980A
Authority
FR
France
Prior art keywords
storage device
data storage
drum data
drum
storage
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
FR862180A
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.)
NCR Voyix Corp
National Cash Register Co
Original Assignee
NCR Corp
National Cash Register 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 NCR Corp, National Cash Register Co filed Critical NCR Corp
Application granted granted Critical
Publication of FR1302980A publication Critical patent/FR1302980A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G11B5/004—Recording on, or reproducing or erasing from, magnetic drums
    • 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
    • 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
    • G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
    • G11B5/76—Drum carriers
FR862180A 1960-05-20 1961-05-18 Dispositif d'emmagasinement de données sur tambour Expired FR1302980A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US30635A US3068455A (en) 1960-05-20 1960-05-20 Magnetic drum storage systems

Publications (1)

Publication Number Publication Date
FR1302980A true FR1302980A (fr) 1962-09-07

Family

ID=21855160

Family Applications (1)

Application Number Title Priority Date Filing Date
FR862180A Expired FR1302980A (fr) 1960-05-20 1961-05-18 Dispositif d'emmagasinement de données sur tambour

Country Status (7)

Country Link
US (1) US3068455A (fr)
BE (1) BE604001A (fr)
CH (1) CH376964A (fr)
DE (1) DE1262346B (fr)
FR (1) FR1302980A (fr)
GB (1) GB904845A (fr)
NL (1) NL264916A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3259889A (en) * 1962-06-01 1966-07-05 Ex Cell O Corp Magnetic data storage drum positioned by centrifugal means
CA1204209A (fr) * 1981-10-27 1986-05-06 Hisao Kinjo Support d'enregistrement pour appareil d'enregistrement et de lecture
DE3542064A1 (de) * 1985-11-28 1987-06-04 Thomson Brandt Gmbh Kopfradanordnung fuer einen recorder
DE3629509A1 (de) * 1986-08-29 1988-03-03 Thomson Brandt Gmbh Hubeinrichtung fuer einen rotor, insbesondere fuer die kopfradanordnung eines recorders
JP2662789B2 (ja) * 1988-02-26 1997-10-15 コニカ株式会社 カメラ

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2787750A (en) * 1951-05-04 1957-04-02 Sperry Rand Corp Speed control system for electric motor
US2880280A (en) * 1954-10-18 1959-03-31 Monroe Calculating Machine Multiple magnetic transducing head with mounting and adjustment means
US2915358A (en) * 1958-01-22 1959-12-01 Ferranti Ltd Recording member assembly for computer or the like

Also Published As

Publication number Publication date
BE604001A (fr) 1961-09-18
US3068455A (en) 1962-12-11
NL264916A (fr)
CH376964A (fr) 1964-04-30
GB904845A (en) 1962-08-29
DE1262346B (de) 1968-03-07

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