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CH389688A - Vorrichtung an einer drehbaren magnetischen Speichertrommel - Google Patents

Vorrichtung an einer drehbaren magnetischen Speichertrommel

Info

Publication number
CH389688A
CH389688A CH265261A CH265261A CH389688A CH 389688 A CH389688 A CH 389688A CH 265261 A CH265261 A CH 265261A CH 265261 A CH265261 A CH 265261A CH 389688 A CH389688 A CH 389688A
Authority
CH
Switzerland
Prior art keywords
magnetic storage
storage drum
rotatable magnetic
rotatable
drum
Prior art date
Application number
CH265261A
Other languages
English (en)
Inventor
Franciscus Van Oort Johannes
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of CH389688A publication Critical patent/CH389688A/de

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
    • G11B5/48—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
    • G11B5/58—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 with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/60—Fluid-dynamic spacing of heads from record-carriers
    • G11B5/6005—Specially adapted for spacing from a rotating disc using a fluid cushion
    • 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
    • G11B5/40—Protective measures on heads, e.g. against excessive temperature 
    • 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
    • G11B5/58—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 with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/60—Fluid-dynamic spacing of heads from record-carriers
CH265261A 1960-03-07 1961-03-06 Vorrichtung an einer drehbaren magnetischen Speichertrommel CH389688A (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL249159 1960-03-07
NL258786 1960-12-07

Publications (1)

Publication Number Publication Date
CH389688A true CH389688A (de) 1965-03-31

Family

ID=26641715

Family Applications (2)

Application Number Title Priority Date Filing Date
CH265261A CH389688A (de) 1960-03-07 1961-03-06 Vorrichtung an einer drehbaren magnetischen Speichertrommel
CH1405361A CH437423A (de) 1960-03-07 1961-12-04 Vorrichtung an einer drehbaren magnetischen Speichertrommel

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH1405361A CH437423A (de) 1960-03-07 1961-12-04 Vorrichtung an einer drehbaren magnetischen Speichertrommel

Country Status (5)

Country Link
US (2) US3180943A (de)
CH (2) CH389688A (de)
DE (1) DE1197125B (de)
GB (2) GB896336A (de)
NL (1) NL258786A (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE629563A (de) * 1962-03-15
US3503056A (en) * 1966-11-25 1970-03-24 Sperry Rand Corp Aerodynamically operated switch for controlling the raising and lowering of magnetic transducers in a dynamic recording system
US3518651A (en) * 1969-03-10 1970-06-30 Singer Co Homing control for flying head of magnetic surface storage system
US3668666A (en) * 1969-04-11 1972-06-06 Hubert John Heffernan Flying head on pantograph assembly with pressure responsive withdrawal
US3725884A (en) * 1970-08-20 1973-04-03 Eng Data Peripherals Corp Flying head support with damping means
US3747080A (en) * 1970-10-27 1973-07-17 N Taylor Internal surface drum memory
US3710540A (en) * 1970-11-25 1973-01-16 Burroughs Corp Self-purging disk system having air flow guide means

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1050076B (de) * 1959-02-05 IBM Deutschland Internationale Büro-Maschinen Gesellschaft m.b.H., Sindelfingen (Württ.) Magnetkopf mit Abstand vom Aufzeichnungsträger
US2862781A (en) * 1954-01-27 1958-12-02 Ibm Recording support devices
IT555322A (de) * 1954-09-01
DE1038777B (de) * 1955-04-20 1958-09-11 Standard Elektrik Lorenz Ag Magnetkopfhalterung fuer Magnetbandgeraete
NL104709C (de) * 1955-12-09
US3005676A (en) * 1956-06-08 1961-10-24 Burroughs Corp Control for retractible transducers
US2937240A (en) * 1957-06-18 1960-05-17 Ibm Self-loading hydro-dynamic bearing
DE1087167B (de) * 1958-02-28 1960-08-18 Siemens Ag Magnettrommelspeicher mit einstellbarem Abstand der Magnetkoepfe von der Trommeloberflaeche

Also Published As

Publication number Publication date
GB896336A (en) 1962-05-16
US3172962A (en) 1965-03-09
US3180943A (en) 1965-04-27
GB928249A (en) 1963-06-12
DE1197125B (de) 1965-07-22
CH437423A (de) 1967-06-15
NL258786A (de)

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