ES285180A1 - Método de fabricación de un cabezal grabador magnético - Google Patents

Método de fabricación de un cabezal grabador magnético

Info

Publication number
ES285180A1
ES285180A1 ES285180A ES285180A ES285180A1 ES 285180 A1 ES285180 A1 ES 285180A1 ES 285180 A ES285180 A ES 285180A ES 285180 A ES285180 A ES 285180A ES 285180 A1 ES285180 A1 ES 285180A1
Authority
ES
Spain
Prior art keywords
grooves
section
ribs
blocks
air gap
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
ES285180A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of ES285180A1 publication Critical patent/ES285180A1/es
Expired legal-status Critical Current

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
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • 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
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/133—Structure or manufacture of heads, e.g. inductive with cores composed of particles, e.g. with dust cores, with ferrite cores with cores composed of isolated magnetic particles
    • G11B5/1335—Assembling or shaping of elements
    • 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
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/29—Structure or manufacture of unitary devices formed of plural heads for more than one track

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
ES285180A 1962-09-28 1963-02-16 Método de fabricación de un cabezal grabador magnético Expired ES285180A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL283790 1962-09-28

Publications (1)

Publication Number Publication Date
ES285180A1 true ES285180A1 (es) 1963-06-01

Family

ID=19754147

Family Applications (2)

Application Number Title Priority Date Filing Date
ES282236A Expired ES282236A1 (es) 1962-09-28 1962-11-07 Un dispositivo de cabeza registradora magnética
ES285180A Expired ES285180A1 (es) 1962-09-28 1963-02-16 Método de fabricación de un cabezal grabador magnético

Family Applications Before (1)

Application Number Title Priority Date Filing Date
ES282236A Expired ES282236A1 (es) 1962-09-28 1962-11-07 Un dispositivo de cabeza registradora magnética

Country Status (6)

Country Link
CH (1) CH423882A (es)
DE (1) DE1424535A1 (es)
DK (1) DK103747C (es)
ES (2) ES282236A1 (es)
GB (1) GB1030230A (es)
SE (1) SE320405B (es)

Also Published As

Publication number Publication date
CH423882A (de) 1966-11-15
GB1030230A (en) 1966-05-18
SE320405B (es) 1970-02-09
DE1424535A1 (de) 1969-04-24
ES282236A1 (es) 1963-05-01
DK103747C (da) 1966-02-14

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