DE1474418A1 - Mehrfachmagnettonkopf - Google Patents

Mehrfachmagnettonkopf

Info

Publication number
DE1474418A1
DE1474418A1 DE1965N0026301 DEN0026301A DE1474418A1 DE 1474418 A1 DE1474418 A1 DE 1474418A1 DE 1965N0026301 DE1965N0026301 DE 1965N0026301 DE N0026301 A DEN0026301 A DE N0026301A DE 1474418 A1 DE1474418 A1 DE 1474418A1
Authority
DE
Germany
Prior art keywords
plate
circle
gap
oxidic
sintered
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.)
Pending
Application number
DE1965N0026301
Other languages
German (de)
English (en)
Inventor
Geurst Jan Albert
Walther George Ludwig
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 DE1474418A1 publication Critical patent/DE1474418A1/de
Pending 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
    • 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
    • G11B5/127—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)
DE1965N0026301 1964-03-04 1965-02-27 Mehrfachmagnettonkopf Pending DE1474418A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL646402126A NL145380B (nl) 1964-03-04 1964-03-04 Dubbelspleets magneetkop.

Publications (1)

Publication Number Publication Date
DE1474418A1 true DE1474418A1 (de) 1969-05-08

Family

ID=19789461

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1965N0026301 Pending DE1474418A1 (de) 1964-03-04 1965-02-27 Mehrfachmagnettonkopf

Country Status (11)

Country Link
AT (1) AT251307B (xx)
BE (1) BE660457A (xx)
CH (1) CH417994A (xx)
DE (1) DE1474418A1 (xx)
DK (1) DK111964B (xx)
ES (1) ES310003A1 (xx)
FR (1) FR1428262A (xx)
GB (1) GB1065481A (xx)
NL (1) NL145380B (xx)
NO (1) NO115365B (xx)
SE (1) SE308739B (xx)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7054360B2 (en) 2001-11-05 2006-05-30 Cellonics Incorporated Pte, Ltd. Method and apparatus for generating pulse width modulated waveforms

Also Published As

Publication number Publication date
ES310003A1 (es) 1965-06-01
BE660457A (xx) 1965-09-01
GB1065481A (en) 1967-04-19
NO115365B (xx) 1968-09-23
NL145380B (nl) 1975-03-17
AT251307B (de) 1966-12-27
SE308739B (xx) 1969-02-24
DK111964B (da) 1968-10-28
FR1428262A (fr) 1966-02-11
CH417994A (de) 1966-07-31
NL6402126A (xx) 1965-09-06

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