NL264552A - - Google Patents

Info

Publication number
NL264552A
NL264552A NL264552DA NL264552A NL 264552 A NL264552 A NL 264552A NL 264552D A NL264552D A NL 264552DA NL 264552 A NL264552 A NL 264552A
Authority
NL
Netherlands
Application number
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.)
Publication of NL264552A publication Critical patent/NL264552A/xx

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48Disposition 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
    • G11B5/488Disposition of heads
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/004Recording on, or reproducing or erasing from, magnetic drums
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/127Structure or manufacture of heads, e.g. inductive
    • G11B5/265Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/127Structure or manufacture of heads, e.g. inductive
    • G11B5/29Structure or manufacture of unitary devices formed of plural heads for more than one track
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48Disposition 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Digital Magnetic Recording (AREA)
  • Magnetic Heads (AREA)
NL264552D 1960-05-13 NL264552A (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US28881A US3132214A (en) 1960-05-13 1960-05-13 Magnetic recorder head assembly

Publications (1)

Publication Number Publication Date
NL264552A true NL264552A (it)

Family

ID=21846033

Family Applications (2)

Application Number Title Priority Date Filing Date
NL121891D NL121891C (it) 1960-05-13
NL264552D NL264552A (it) 1960-05-13

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL121891D NL121891C (it) 1960-05-13

Country Status (4)

Country Link
US (1) US3132214A (it)
CH (1) CH412001A (it)
GB (1) GB943558A (it)
NL (2) NL264552A (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3325795A (en) * 1963-05-20 1967-06-13 Cons Electrodynamics Corp High resolution digital magnetic head with flux focusing shield
NL6402051A (it) * 1964-02-29 1965-08-30
NL156528B (nl) * 1966-09-15 1978-04-17 Philips Nv Magnetische schrijf-lees-wiskop.
GB1291615A (en) * 1970-05-26 1972-10-04 Int Computers Ltd Improvements in or relating to magnetic recording apparatus
US3668332A (en) * 1970-08-26 1972-06-06 Xerox Corp Magnetic recording heat which accurately defines the width of the recording track
US3859664A (en) * 1973-07-09 1975-01-07 Honeywell Inf Systems Batch fabricated thin-film transducers having a common pole with tunnel erase poles and a plurality of read/write poles

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2538892A (en) * 1946-12-04 1951-01-23 Brush Dev Co System to prevent accidental rerecording on a magnetic record
US2668878A (en) * 1950-07-29 1954-02-09 Webster Electric Co Inc Transducer
US2736776A (en) * 1951-06-02 1956-02-28 Armour Res Found Magnetic recorder head assembly
US2987582A (en) * 1955-08-12 1961-06-06 Sperry Rand Corp Multichannel magnetic erasing heads
US2927974A (en) * 1956-08-29 1960-03-08 Sperry Rand Corp Magnetic transducer

Also Published As

Publication number Publication date
NL121891C (it)
GB943558A (en) 1963-12-04
CH412001A (it) 1966-04-30
US3132214A (en) 1964-05-05

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