CH400232A - Device for recording and reading the contents of information records - Google Patents

Device for recording and reading the contents of information records

Info

Publication number
CH400232A
CH400232A CH713162A CH713162A CH400232A CH 400232 A CH400232 A CH 400232A CH 713162 A CH713162 A CH 713162A CH 713162 A CH713162 A CH 713162A CH 400232 A CH400232 A CH 400232A
Authority
CH
Switzerland
Prior art keywords
recording
reading
contents
information records
records
Prior art date
Application number
CH713162A
Other languages
German (de)
Inventor
G Wadey Walter
Original Assignee
Sperry Rand 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
Priority claimed from US118401A external-priority patent/US3193835A/en
Application filed by Sperry Rand Corp filed Critical Sperry Rand Corp
Publication of CH400232A publication Critical patent/CH400232A/en

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
    • G11B5/48—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
    • G11B5/5591—Track change, selection or acquisition by displacement of the head across drum tracks
    • 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
CH713162A 1961-06-20 1962-06-14 Device for recording and reading the contents of information records CH400232A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11849161A 1961-06-20 1961-06-20
US118401A US3193835A (en) 1961-06-20 1961-06-20 Self-loading transducer mounting

Publications (1)

Publication Number Publication Date
CH400232A true CH400232A (en) 1965-10-15

Family

ID=26816309

Family Applications (1)

Application Number Title Priority Date Filing Date
CH713162A CH400232A (en) 1961-06-20 1962-06-14 Device for recording and reading the contents of information records

Country Status (4)

Country Link
CH (1) CH400232A (en)
DE (1) DE1424550A1 (en)
GB (1) GB940110A (en)
NL (1) NL279309A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2148578B (en) * 1983-10-17 1986-10-29 Magnetic Peripherals Inc A self-loading magnetic head slider

Also Published As

Publication number Publication date
GB940110A (en) 1963-10-23
DE1424550A1 (en) 1968-10-24
NL279309A (en)

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