BE867931A - Procede de fabrication de tetes magnetiques a entrefers multiples pour ecriture, lecture et effacement sur supports magnetiques, et tetes obtenues par ledit procede - Google Patents

Procede de fabrication de tetes magnetiques a entrefers multiples pour ecriture, lecture et effacement sur supports magnetiques, et tetes obtenues par ledit procede

Info

Publication number
BE867931A
BE867931A BE188416A BE188416A BE867931A BE 867931 A BE867931 A BE 867931A BE 188416 A BE188416 A BE 188416A BE 188416 A BE188416 A BE 188416A BE 867931 A BE867931 A BE 867931A
Authority
BE
Belgium
Prior art keywords
heads
magnetic
erasing
writing
reading
Prior art date
Application number
BE188416A
Other languages
English (en)
French (fr)
Original Assignee
Europ Composants Electron
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 Europ Composants Electron filed Critical Europ Composants Electron
Publication of BE867931A publication Critical patent/BE867931A/xx

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
    • G11B5/1272—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
    • G11B5/133—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
BE188416A 1977-06-10 1978-06-08 Procede de fabrication de tetes magnetiques a entrefers multiples pour ecriture, lecture et effacement sur supports magnetiques, et tetes obtenues par ledit procede BE867931A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR777717863A FR2394138A1 (fr) 1977-06-10 1977-06-10 Procede de fabrication de tetes magnetiques a entrefers multiples pour ecriture, lecture et effacement sur supports magnetiques, et tetes obtenues par ledit procede

Publications (1)

Publication Number Publication Date
BE867931A true BE867931A (fr) 1978-10-02

Family

ID=9191966

Family Applications (1)

Application Number Title Priority Date Filing Date
BE188416A BE867931A (fr) 1977-06-10 1978-06-08 Procede de fabrication de tetes magnetiques a entrefers multiples pour ecriture, lecture et effacement sur supports magnetiques, et tetes obtenues par ledit procede

Country Status (8)

Country Link
JP (1) JPS5439612A (xx)
BE (1) BE867931A (xx)
DE (1) DE2825448A1 (xx)
ES (2) ES470659A1 (xx)
FR (1) FR2394138A1 (xx)
GB (1) GB1593480A (xx)
IT (1) IT1105359B (xx)
SE (1) SE438567B (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2508216A1 (fr) * 1981-06-19 1982-12-24 Thomson Csf Tete magnetique pour ecriture, lecture et effacement sur piste magnetique etroite, et procede de fabrication de cette tete magnetique, simple ou multipiste
WO1983002032A1 (en) * 1981-11-24 1983-06-09 Eastman Technology Multitrack magnetic head employing double helix structure and method of making same
US9827573B2 (en) 2014-09-11 2017-11-28 University Of Washington Electrostatic precipitator

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS539734B2 (xx) * 1973-02-15 1978-04-07

Also Published As

Publication number Publication date
DE2825448A1 (de) 1978-12-21
FR2394138B1 (xx) 1984-02-17
ES470659A1 (es) 1979-02-16
IT7849793A0 (it) 1978-06-09
FR2394138A1 (fr) 1979-01-05
SE438567B (sv) 1985-04-22
JPS5439612A (en) 1979-03-27
SE7806620L (sv) 1978-12-11
ES473975A1 (es) 1980-04-16
IT1105359B (it) 1985-10-28
GB1593480A (en) 1981-07-15

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: LCC-CICE - CIE EUROPEENNE DE COMPOSANTS ELECTRONI

Effective date: 19930630