IT940705B - Dispositivo di registrazione perfezionato a disco magnetico - Google Patents

Dispositivo di registrazione perfezionato a disco magnetico

Info

Publication number
IT940705B
IT940705B IT3132371A IT3132371A IT940705B IT 940705 B IT940705 B IT 940705B IT 3132371 A IT3132371 A IT 3132371A IT 3132371 A IT3132371 A IT 3132371A IT 940705 B IT940705 B IT 940705B
Authority
IT
Italy
Prior art keywords
magnetic disk
recording device
disk recording
improved magnetic
improved
Prior art date
Application number
IT3132371A
Other languages
English (en)
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
Application granted granted Critical
Publication of IT940705B publication Critical patent/IT940705B/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
    • G11B5/5565—Track change, selection or acquisition by displacement of the head across disk tracks system adaptation for compensation of variations of physical parameters, e.g. 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
    • 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
IT3132371A 1970-12-08 1971-11-19 Dispositivo di registrazione perfezionato a disco magnetico IT940705B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5825970A GB1276969A (en) 1970-12-08 1970-12-08 Magnetic disk record drive apparatus

Publications (1)

Publication Number Publication Date
IT940705B true IT940705B (it) 1973-02-20

Family

ID=10481155

Family Applications (1)

Application Number Title Priority Date Filing Date
IT3132371A IT940705B (it) 1970-12-08 1971-11-19 Dispositivo di registrazione perfezionato a disco magnetico

Country Status (5)

Country Link
CA (1) CA960771A (it)
DE (1) DE2159063A1 (it)
FR (1) FR2117075A5 (it)
GB (1) GB1276969A (it)
IT (1) IT940705B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4959740A (en) * 1983-11-18 1990-09-25 Canon Denshi Kabushiki Kaisha Disc recording and/or reproducing apparatus including means for minimizing the effects of temperature changes
US5309624A (en) * 1983-11-18 1994-05-10 Canon Denshi Kabushiki Kaisha Method of making a disc recording and/or reproducing apparatus

Also Published As

Publication number Publication date
DE2159063A1 (de) 1972-06-22
CA960771A (en) 1975-01-07
GB1276969A (en) 1972-06-07
FR2117075A5 (it) 1972-07-21

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