NL7309181A - - Google Patents

Info

Publication number
NL7309181A
NL7309181A NL7309181A NL7309181A NL7309181A NL 7309181 A NL7309181 A NL 7309181A NL 7309181 A NL7309181 A NL 7309181A NL 7309181 A NL7309181 A NL 7309181A NL 7309181 A NL7309181 A NL 7309181A
Authority
NL
Netherlands
Application number
NL7309181A
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 filed Critical
Publication of NL7309181A publication Critical patent/NL7309181A/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
    • G11B5/127Structure or manufacture of heads, e.g. inductive
    • G11B5/31Structure or manufacture of heads, e.g. inductive using thin films
    • 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
    • G11B5/17Construction or disposition of windings

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
NL7309181A 1972-07-03 1973-07-02 NL7309181A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7223939A FR2209154B1 (xx) 1972-07-03 1972-07-03

Publications (1)

Publication Number Publication Date
NL7309181A true NL7309181A (xx) 1974-01-07

Family

ID=9101238

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7309181A NL7309181A (xx) 1972-07-03 1973-07-02

Country Status (9)

Country Link
US (1) US3846842A (xx)
BE (1) BE801184A (xx)
DE (1) DE2333812C3 (xx)
ES (1) ES416545A1 (xx)
FR (1) FR2209154B1 (xx)
GB (1) GB1431348A (xx)
HU (1) HU169204B (xx)
IT (1) IT991646B (xx)
NL (1) NL7309181A (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2297475A1 (fr) * 1975-01-10 1976-08-06 Cii Perfectionnements exportes aux structures de tetes magnetiques du type dit " integre "
US4078300A (en) * 1975-01-10 1978-03-14 Compagnie Internationale Pour L'informatique Method of making an integrated magnetic head having pole-pieces of a reduced frontal width
US4092688A (en) * 1975-07-31 1978-05-30 Matsushita Electric Industrial Co. Ltd. Multi-track thin film magnetic head
DE2721201A1 (de) * 1977-05-11 1978-11-16 Siemens Ag Verfahren zur herstellung integrierter magnetkopfstrukturen
US4219854A (en) * 1978-12-21 1980-08-26 International Business Machines Corporation Thin film magnetic head assembly
US4353102A (en) * 1979-07-04 1982-10-05 Matsushita Electric Industrial Co., Ltd. Thin-film magnetic head
FR2468183A1 (fr) * 1979-10-25 1981-04-30 Cii Honeywell Bull Transducteur magnetique integre

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3344237A (en) * 1967-09-26 Desposited film transducing apparatus and method op producing the apparatus
US3089106A (en) * 1960-08-15 1963-05-07 Wheelock Signals Inc Printed circuit coil
GB1018550A (en) * 1963-09-05 1966-01-26 Ampex Improved parametric reproducing head
US3514851A (en) * 1967-04-03 1970-06-02 Control Data Corp Method of manufacturing a magnetic head structure
US3549825A (en) * 1967-09-18 1970-12-22 Ncr Co Magnetic transducer with planar spiral coil extending into the gap
US3564558A (en) * 1968-08-26 1971-02-16 Sperry Rand Corp High-density magnetic recording scheme
US3611417A (en) * 1969-07-30 1971-10-05 Sperry Rand Corp High-density magnetic recording method
DE1952402A1 (de) * 1969-10-17 1971-04-22 Philips Patentverwaltung Magnetkopf
BE758053A (fr) * 1969-10-28 1971-04-01 Commissariat Energie Atomique Tete magnetique integree et procede de fabrication de ladite tete
US3700827A (en) * 1970-01-31 1972-10-24 Nippon Electric Co Magnetic head including thin magnetic film separated by a gap spacer
US3639699A (en) * 1970-02-27 1972-02-01 Gen Electric Magnetic transducer having a composite magnetic core structure

Also Published As

Publication number Publication date
DE2333812B2 (de) 1980-07-10
IT991646B (it) 1975-08-30
ES416545A1 (es) 1976-02-16
BE801184A (fr) 1973-10-15
HU169204B (xx) 1976-10-28
DE2333812A1 (de) 1974-01-24
FR2209154B1 (xx) 1975-04-11
FR2209154A1 (xx) 1974-06-28
GB1431348A (en) 1976-04-07
DE2333812C3 (de) 1981-11-19
US3846842A (en) 1974-11-05

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
CNR Transfer of rights (patent application after its laying open for public inspection)

Free format text: COMPAGNIE INTERNATIONALE POUR L INFORMATIQUE CII-HONEYWELL BULL

BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
BV The patent application has lapsed