IT944017B - Sistema di memorizzazione a dischi magnetici con dispositivo di posi zionamento delle testine magnetiche - Google Patents

Sistema di memorizzazione a dischi magnetici con dispositivo di posi zionamento delle testine magnetiche

Info

Publication number
IT944017B
IT944017B IT32470/71A IT3247071A IT944017B IT 944017 B IT944017 B IT 944017B IT 32470/71 A IT32470/71 A IT 32470/71A IT 3247071 A IT3247071 A IT 3247071A IT 944017 B IT944017 B IT 944017B
Authority
IT
Italy
Prior art keywords
magnetic
storage system
positioning device
head positioning
magnetic head
Prior art date
Application number
IT32470/71A
Other languages
English (en)
Original Assignee
Data Products 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 Data Products Corp filed Critical Data Products Corp
Application granted granted Critical
Publication of IT944017B publication Critical patent/IT944017B/it

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
    • G11B5/54—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 into or out of its operative position or across tracks
    • G11B5/55—Track change, selection or acquisition by displacement of the head
    • G11B5/5521—Track change, selection or acquisition by displacement of the head across disk tracks
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads
    • G11B21/12—Raising and lowering; Back-spacing or forward-spacing along track; Returning to starting position otherwise than during transducing operation
IT32470/71A 1970-12-17 1971-12-16 Sistema di memorizzazione a dischi magnetici con dispositivo di posi zionamento delle testine magnetiche IT944017B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9898670A 1970-12-17 1970-12-17

Publications (1)

Publication Number Publication Date
IT944017B true IT944017B (it) 1973-04-20

Family

ID=22271860

Family Applications (1)

Application Number Title Priority Date Filing Date
IT32470/71A IT944017B (it) 1970-12-17 1971-12-16 Sistema di memorizzazione a dischi magnetici con dispositivo di posi zionamento delle testine magnetiche

Country Status (8)

Country Link
US (1) US3634836A (it)
JP (1) JPS5429886B1 (it)
CA (1) CA939806A (it)
DE (1) DE2162811C3 (it)
FR (1) FR2118807A5 (it)
GB (1) GB1373514A (it)
IT (1) IT944017B (it)
NL (1) NL7116425A (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3881189A (en) * 1972-09-07 1975-04-29 Sanyo Electric Co Transducer arrangement in recording and/or playback devices utilizing disc records
US3838455A (en) * 1973-03-05 1974-09-24 Ibm Head carriage assembly for magnetic disk storage apparatus
US4005485A (en) * 1973-08-31 1977-01-25 Xerox Corporation Apparatus and method for loading and unloading transducer heads
US4024581A (en) * 1973-12-05 1977-05-17 Ing. C. Olivetti & C., S.P.A. Apparatus for writing on, and/or reading, magnetic discs
US3914791A (en) * 1974-01-28 1975-10-21 Vrc California Memory unit flying pad linkage
US4034411A (en) * 1975-07-11 1977-07-05 International Business Machines Corporation Magnetic disk information storage apparatus
US4237501A (en) * 1978-07-25 1980-12-02 Pertec Computer Corporation Emergency head unload system for magnetic disk drive
US4484241A (en) * 1982-05-17 1984-11-20 International Business Machines Corporation Automatic lock for head-carriage assembly in a disk file
JPS63106974A (ja) * 1986-10-16 1988-05-12 インタ−ナショナル・ビジネス・マシ−ンズ・コ−ポレ−ション デイスク記憶装置
US4786995A (en) * 1986-11-06 1988-11-22 Peripheral Technology, Inc Automatic head retract system for disk drive
US5223993A (en) * 1989-11-03 1993-06-29 Conner Peripherals, Inc. Multiple actuator disk drive
JP2000163899A (ja) * 1998-11-30 2000-06-16 Fujitsu Ltd 記録ディスク駆動装置
PL441755A1 (pl) * 2022-07-18 2024-01-22 Politechnika Warszawska Mechanizm pozycjonowania sparowanych głowic dysku twardego

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3544980A (en) * 1968-03-22 1970-12-01 Peripheral Systems Corp Magnetic recording disc drive with head positioning and collision avoidance apparatus
US3531788A (en) * 1968-09-30 1970-09-29 Information Storage Systems Apparatus for loading and unloading a slider assembly

Also Published As

Publication number Publication date
NL7116425A (it) 1972-06-20
JPS5429886B1 (it) 1979-09-27
US3634836A (en) 1972-01-11
DE2162811B2 (de) 1977-08-18
GB1373514A (en) 1974-11-13
CA939806A (en) 1974-01-08
FR2118807A5 (it) 1972-07-28
DE2162811C3 (de) 1978-04-20
DE2162811A1 (de) 1972-07-06

Similar Documents

Publication Publication Date Title
NO140574C (no) Kapslet magnetisk opptegningsanordning.
AT321377B (de) Informationsspeichereinrichtung
BR7018147D0 (pt) Dispositivo de suporte para cabeca magnetica
IT974337B (it) Sistema di immagazzinamento di og getti automatizzato
IT940706B (it) Sistema di memorizzazione a domini magnetici cilindrici
SE380594B (sv) Sjelvcentrerande permanentmagnetlagringsanordning
IT943413B (it) Sistema di testina magnetica fluttuante
CH543793A (de) Wiedergabeeinrichtung für die Abtastung eines scheibenförmigen Aufzeichnungsträgers
IT944017B (it) Sistema di memorizzazione a dischi magnetici con dispositivo di posi zionamento delle testine magnetiche
AR197774A1 (es) Dispositivo magnetico biestable
NL148473B (nl) Draaischijfinrichting voor een magnetische opneem- en weergeefinrichting.
CH506155A (de) Magnetische Datenspeichervorrichtung
AT314675B (de) Magnetische Lagenanzeigevorrichtung
BE765853A (fr) Dispositif magnetique
BR7017885D0 (pt) Dispositivo de apoio para cabeca magnetica
IT968289B (it) Dispositivo di posizionamento e spostamento di testine per registra zioni magnetiche
IT966384B (it) Perfezionamento nei servosistemi di posizionamento delle testine in memobie a disco magnetico
IT994834B (it) Dispositivo per rilevare la posi zione di un nastro magnetico in un apparecchio di registrazione
IT975960B (it) Dispositivo di memoria magnetica
IT944136B (it) Complesso a dischi magnetici di memorizzazione
BE763146A (fr) Memoire a disques magnetiques
IT953756B (it) Sistema di memorizzazione a semiconduttori
SU438206A3 (ru) Устройство для перемещения магнитных головок
IT978273B (it) Sistema di memoria perfezioneto a domini magnetici a boll
NL156532B (nl) Magnetische inrichting.