BE720144A - - Google Patents

Info

Publication number
BE720144A
BE720144A BE720144DA BE720144A BE 720144 A BE720144 A BE 720144A BE 720144D A BE720144D A BE 720144DA BE 720144 A BE720144 A BE 720144A
Authority
BE
Belgium
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.)
Filing date
Publication date
Application filed filed Critical
Publication of BE720144A publication Critical patent/BE720144A/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
    • G11B5/265—Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track
    • 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
    • G11B5/10—Structure or manufacture of housings or shields for heads
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
    • Y10T29/49021—Magnetic recording reproducing transducer [e.g., tape head, core, etc.]
    • Y10T29/49032—Fabricating head structure or component thereof
    • Y10T29/49036—Fabricating head structure or component thereof including measuring or testing
    • Y10T29/49041—Fabricating head structure or component thereof including measuring or testing with significant slider/housing shaping or treating

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
  • Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
BE720144D 1967-08-31 1968-08-29 BE720144A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL676712006A NL155388B (nl) 1967-08-31 1967-08-31 Een magneetkopstelsel met ten minste een schrijfkop en ten minste een leeskop.

Publications (1)

Publication Number Publication Date
BE720144A true BE720144A (de) 1969-02-28

Family

ID=19801079

Family Applications (1)

Application Number Title Priority Date Filing Date
BE720144D BE720144A (de) 1967-08-31 1968-08-29

Country Status (7)

Country Link
US (1) US3603941A (de)
AT (1) AT288061B (de)
BE (1) BE720144A (de)
ES (1) ES357632A1 (de)
GB (1) GB1219688A (de)
NL (1) NL155388B (de)
SE (1) SE354737B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE787807A (fr) * 1971-08-21 1973-02-21 Philips Nv Tete magnetique a deux entrefers
IT949830B (it) * 1972-03-03 1973-06-11 Honeywell Spa Testina magnetica bitraccia
US3806902A (en) * 1972-05-15 1974-04-23 Nortronics Co Magnetic head read-to-write gap crossfeed shielding
JPS5619512A (en) * 1979-07-24 1981-02-24 Olympus Optical Co Ltd Magnetic head unit
US4425594A (en) * 1981-09-28 1984-01-10 Obedineni Zavodi Za Zapametyavashti Ustroystva Ceramic-ferrite head

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2852618A (en) * 1956-04-02 1958-09-16 Hughes Aircraft Co Electro-magnetic transducer
US3043918A (en) * 1956-08-10 1962-07-10 Cambridge Instr Company Inc Magnetic head and method of operation
US3079467A (en) * 1958-07-29 1963-02-26 Rca Corp Magnetic head construction
DE1104202B (de) * 1959-04-18 1961-04-06 Agfa Ag Wechselfeldloescheinrichtung fuer magnetische Speicher
US3064333A (en) * 1959-06-29 1962-11-20 Ibm Method of making a magnetic transducer
US3042753A (en) * 1960-05-23 1962-07-03 Nippon Denkionkyo Kabushikikai Magnetic recorder
US3211843A (en) * 1962-03-29 1965-10-12 Nortronics Co Multi-channel electromagnetic head structures
US3432839A (en) * 1966-12-09 1969-03-11 Ibm Magnetic multihead assembly with shielding means

Also Published As

Publication number Publication date
ES357632A1 (es) 1970-03-16
NL155388B (nl) 1977-12-15
NL6712006A (de) 1969-03-04
GB1219688A (en) 1971-01-20
AT288061B (de) 1971-02-25
US3603941A (en) 1971-09-07
SE354737B (de) 1973-03-19

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