BE811580A - Systeme de memoire a acces selectif - Google Patents

Systeme de memoire a acces selectif

Info

Publication number
BE811580A
BE811580A BE141393A BE141393A BE811580A BE 811580 A BE811580 A BE 811580A BE 141393 A BE141393 A BE 141393A BE 141393 A BE141393 A BE 141393A BE 811580 A BE811580 A BE 811580A
Authority
BE
Belgium
Prior art keywords
access memory
memory system
selective access
selective
memory
Prior art date
Application number
BE141393A
Other languages
English (en)
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 filed Critical
Publication of BE811580A publication Critical patent/BE811580A/fr

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/12—Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of or on records, e.g. diameter end mark
    • G11B19/124—Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of or on records, e.g. diameter end mark involving the detection of diameter of disks
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
    • G11B23/03—Containers for flat record carriers
    • G11B23/032—Containers for flat record carriers for rigid discs
    • G11B23/0323—Containers for flat record carriers for rigid discs for disc-packs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B25/00—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus
    • G11B25/04—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card
    • G11B25/043—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card using rotating discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/34—Indicating arrangements 
    • 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
BE141393A 1973-02-26 1974-02-26 Systeme de memoire a acces selectif BE811580A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00336116A US3843967A (en) 1973-02-26 1973-02-26 Storage system having a universal disk drive and a family of data modules

Publications (1)

Publication Number Publication Date
BE811580A true BE811580A (fr) 1974-06-17

Family

ID=23314643

Family Applications (1)

Application Number Title Priority Date Filing Date
BE141393A BE811580A (fr) 1973-02-26 1974-02-26 Systeme de memoire a acces selectif

Country Status (11)

Country Link
US (1) US3843967A (fr)
JP (2) JPS49115739A (fr)
BE (1) BE811580A (fr)
BR (1) BR7401361D0 (fr)
CA (1) CA1056055A (fr)
DE (1) DE2408589C3 (fr)
FR (1) FR2219489B1 (fr)
GB (2) GB1450243A (fr)
IT (1) IT1006153B (fr)
NL (1) NL7401325A (fr)
SE (1) SE406659B (fr)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4034411A (en) * 1975-07-11 1977-07-05 International Business Machines Corporation Magnetic disk information storage apparatus
JPS5629782Y2 (fr) * 1975-12-23 1981-07-15
JPS5290014U (fr) * 1975-12-26 1977-07-05
US4062049A (en) * 1976-04-02 1977-12-06 Burroughs Corporation Integrated Disk File Module and memory storage system
US4134144A (en) * 1976-08-04 1979-01-09 Burroughs Corporation Cartridge for multi-disk pack
JPS5827903B2 (ja) * 1976-09-24 1983-06-13 株式会社東芝 磁気デイスク装置の封止機構
JPS5360609A (en) * 1976-11-12 1978-05-31 Fujitsu Ltd Magnetic disk device of data module type
US4086659A (en) * 1977-02-28 1978-04-25 Xerox Corporation Control system for disk drive
JPS54128722A (en) * 1978-03-30 1979-10-05 Nakamatsu Yoshiro Computer magnetic disk cartridge
US4188648A (en) * 1978-09-05 1980-02-12 Memorex Corporation Data security apparatus for magnetic recording disc drive
US4359762A (en) * 1980-05-13 1982-11-16 Stollorz Herbert R Removable storage module and module
JPS5737777A (en) * 1980-08-19 1982-03-02 Victor Co Of Japan Ltd Reproducing device for rotary information recording medium
DE8113463U1 (de) * 1981-05-07 1981-10-08 Biermeier, Johann, Ing.(grad.), 8000 München Plattenkassette fuer datenspeichergeraet
FR2518793B1 (fr) * 1981-12-23 1988-02-12 Cii Honeywell Bull Cartouche pour disque(s) magnetique(s) amovible(s)
GB2134306A (en) * 1983-01-14 1984-08-08 Emi Ltd Improvements relating to video disc containers
US4912580A (en) * 1984-01-17 1990-03-27 Norand Corporation Information storage system with readily removable high capacity disk drive unit
US4633350A (en) * 1984-01-17 1986-12-30 Norand Corporation Information storage system with readily removable high capacity disk drive unit
US5122914A (en) * 1984-01-17 1992-06-16 Norand Corporation Disk drive system with transportable carrier and mounting assembly
US6075340A (en) 1985-11-12 2000-06-13 Intermec Ip Corp. Battery pack having memory
NL8402176A (nl) * 1984-07-10 1986-02-03 Philips Nv Inrichting voor het met een stralingsvlek inschrijven en/of uitlezen van informatie op een roterende informatieplaat.
US4860194A (en) * 1985-06-04 1989-08-22 Plus Development Corporation A method for using a modular unitary disk file subsystem
US4639863A (en) * 1985-06-04 1987-01-27 Plus Development Corporation Modular unitary disk file subsystem
US6271643B1 (en) 1986-12-18 2001-08-07 Intermec Ip Corp. Battery pack having memory
US4833554A (en) * 1987-02-25 1989-05-23 Tandon Corporation Hard disk drive module and receptacle therefor
US5075805A (en) * 1988-02-25 1991-12-24 Tandon Corporation Disk drive controller system
DE69031053T2 (de) * 1989-04-25 1998-01-29 Canon Kk Informationsaufzeichnungs-/Wiedergabegerät und Informationsaufzeichnungsträger
JPH0346158A (ja) * 1989-07-14 1991-02-27 Teac Corp ディスク装置
JPH0371480U (fr) * 1989-11-13 1991-07-19
US6307349B1 (en) 2000-02-24 2001-10-23 Intermec Ip Corp. Battery pack having memory
US7248039B2 (en) * 2004-08-27 2007-07-24 Hitachi Global Storage Technologies Netherlands, B.V. Disk pack swap process for evaluating magnetic recording performance

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3566381A (en) * 1967-09-15 1971-02-23 Ibm Data storage means having both fixed and removable record disk means
US3524540A (en) * 1968-03-22 1970-08-18 Ibm Dust cover and knob assembly
GB1222742A (en) * 1968-04-30 1971-02-17 Hitachi Ltd Magnetic disc memory unit
US3577133A (en) * 1968-11-19 1971-05-04 Engineered Data Peripherals Co Disc memory system including unitary support member and printed circuit board
US3643240A (en) * 1970-05-27 1972-02-15 Ibm Locking means for disk pack assembly
US3710357A (en) * 1970-07-02 1973-01-09 Ibm Magnetic disk storage file in sealed enclosure

Also Published As

Publication number Publication date
DE2408589B2 (de) 1980-09-04
JPS52119206A (en) 1977-10-06
SE406659B (sv) 1979-02-19
GB1450242A (en) 1976-09-22
AU6517974A (en) 1975-08-07
GB1450243A (en) 1976-09-22
JPS49115739A (fr) 1974-11-05
JPS5326495B2 (fr) 1978-08-02
FR2219489A1 (fr) 1974-09-20
DE2408589A1 (de) 1974-09-19
NL7401325A (fr) 1974-08-28
BR7401361D0 (pt) 1974-11-05
US3843967A (en) 1974-10-22
FR2219489B1 (fr) 1978-10-27
IT1006153B (it) 1976-09-30
DE2408589C3 (de) 1981-04-16
CA1056055A (fr) 1979-06-05

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: INTERNATIONAL BUSINEES MACHINES CORP.

Effective date: 19860228