BE763146A - Memoire a disques magnetiques - Google Patents

Memoire a disques magnetiques

Info

Publication number
BE763146A
BE763146A BE763146A BE763146A BE763146A BE 763146 A BE763146 A BE 763146A BE 763146 A BE763146 A BE 763146A BE 763146 A BE763146 A BE 763146A BE 763146 A BE763146 A BE 763146A
Authority
BE
Belgium
Prior art keywords
magnetic disc
disc memory
memory
magnetic
disc
Prior art date
Application number
BE763146A
Other languages
English (en)
Inventor
H G Hoehmann
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of BE763146A publication Critical patent/BE763146A/fr

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
    • 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
    • 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
    • G11B5/49—Fixed mounting or arrangements, e.g. one head per track
    • G11B5/4969—Details for track selection or addressing
    • 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
BE763146A 1970-03-18 1971-02-18 Memoire a disques magnetiques BE763146A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US020781A US3882473A (en) 1970-03-18 1970-03-18 Magnetic disk storage file

Publications (1)

Publication Number Publication Date
BE763146A true BE763146A (fr) 1971-07-16

Family

ID=21800548

Family Applications (1)

Application Number Title Priority Date Filing Date
BE763146A BE763146A (fr) 1970-03-18 1971-02-18 Memoire a disques magnetiques

Country Status (7)

Country Link
US (1) US3882473A (fr)
JP (1) JPS5113565B1 (fr)
BE (1) BE763146A (fr)
CA (1) CA950580A (fr)
DE (1) DE2112156C3 (fr)
FR (1) FR2083973A5 (fr)
GB (1) GB1331818A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4008492A (en) * 1975-07-23 1977-02-15 Control Data Corporation Thermally stabilized enclosure for magnetic disk
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
US4280155A (en) * 1979-06-04 1981-07-21 Memorex Mini Disc Drive Corp. Method of improving air flow in compact disc drive
US4396964A (en) * 1980-07-02 1983-08-02 Storage Technology Corporation Recirculating air system for magnetic disk drive
US6195230B1 (en) * 1998-04-27 2001-02-27 Intel Corporation Disk head assembly with multiple read and/or write transducers for improved performance
US6317286B1 (en) 1999-01-29 2001-11-13 Seagate Technology Llc Diaphragm-sealed disc drive
WO2003043012A1 (fr) 2001-11-13 2003-05-22 Seagate Technology Llc Systeme d'alimentation en gaz d'un lecteur de disque
US7505260B2 (en) * 2004-03-12 2009-03-17 Hewlett-Packard Development Company, L.P. Storage compartment with positionable post for holding a compact disc and related system and method

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2514771A (en) * 1948-07-07 1950-07-11 Chris C Klenke Vegetable harvester
US2961494A (en) * 1956-02-08 1960-11-22 Lab For Electronics Inc Magnetic head assemblies
NL230116A (fr) * 1957-08-08 1900-01-01
NL249143A (fr) * 1959-03-10
US3177493A (en) * 1960-12-06 1965-04-06 Rca Corp Apparatus for providing fluid bearings
NL286162A (fr) * 1961-12-07
US3320599A (en) * 1963-06-07 1967-05-16 Burroughs Corp Mounting and actuating apparatus for a magnetic head
US3399392A (en) * 1964-09-24 1968-08-27 Fujitsu Ltd Magnetic transducer positioning apparatus
US3478341A (en) * 1966-07-11 1969-11-11 Ncr Co Random access magnetic disc storage device with peripheral bearing means
US3480936A (en) * 1966-10-10 1969-11-25 Ncr Co Magnetic transducer head assembly

Also Published As

Publication number Publication date
CA950580A (en) 1974-07-02
US3882473A (en) 1975-05-06
JPS5113565B1 (fr) 1976-04-30
FR2083973A5 (fr) 1971-12-17
DE2112156B2 (de) 1978-03-02
DE2112156A1 (de) 1971-10-07
GB1331818A (en) 1973-09-26
DE2112156C3 (de) 1978-10-19

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