NL145380B - DOUBLE SLIT MAGNETIC HEAD. - Google Patents

DOUBLE SLIT MAGNETIC HEAD.

Info

Publication number
NL145380B
NL145380B NL646402126A NL6402126A NL145380B NL 145380 B NL145380 B NL 145380B NL 646402126 A NL646402126 A NL 646402126A NL 6402126 A NL6402126 A NL 6402126A NL 145380 B NL145380 B NL 145380B
Authority
NL
Netherlands
Prior art keywords
magnetic head
double slit
slit magnetic
double
head
Prior art date
Application number
NL646402126A
Other languages
Dutch (nl)
Other versions
NL6402126A (en
Inventor
Jan Albert Dr Geurst
George Ludwig Walther
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Priority to NL646402126A priority Critical patent/NL145380B/en
Priority to DE1965N0026301 priority patent/DE1474418A1/en
Priority to NO157001A priority patent/NO115365B/no
Priority to AT176665A priority patent/AT251307B/en
Priority to BE660457A priority patent/BE660457A/xx
Priority to GB8640/65A priority patent/GB1065481A/en
Priority to DK105265AA priority patent/DK111964B/en
Priority to CH278265A priority patent/CH417994A/en
Priority to ES0310003A priority patent/ES310003A1/en
Priority to SE2710/65A priority patent/SE308739B/xx
Priority to FR7911A priority patent/FR1428262A/en
Publication of NL6402126A publication Critical patent/NL6402126A/xx
Publication of NL145380B publication Critical patent/NL145380B/en

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)
NL646402126A 1964-03-04 1964-03-04 DOUBLE SLIT MAGNETIC HEAD. NL145380B (en)

Priority Applications (11)

Application Number Priority Date Filing Date Title
NL646402126A NL145380B (en) 1964-03-04 1964-03-04 DOUBLE SLIT MAGNETIC HEAD.
DE1965N0026301 DE1474418A1 (en) 1964-03-04 1965-02-27 Multiple magnetic head
NO157001A NO115365B (en) 1964-03-04 1965-03-01
AT176665A AT251307B (en) 1964-03-04 1965-03-01 Multiple magnetic head
BE660457A BE660457A (en) 1964-03-04 1965-03-01
GB8640/65A GB1065481A (en) 1964-03-04 1965-03-01 Improvements in magnetic heads
DK105265AA DK111964B (en) 1964-03-04 1965-03-01 Plural magnet head.
CH278265A CH417994A (en) 1964-03-04 1965-03-01 Multiple magnetic head
ES0310003A ES310003A1 (en) 1964-03-04 1965-03-02 A multiple magnetic head device for recording and reproducing one or more parallel recordings on a carrier. (Machine-translation by Google Translate, not legally binding)
SE2710/65A SE308739B (en) 1964-03-04 1965-03-02
FR7911A FR1428262A (en) 1964-03-04 1965-03-04 Multiple head for tape recorder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL646402126A NL145380B (en) 1964-03-04 1964-03-04 DOUBLE SLIT MAGNETIC HEAD.

Publications (2)

Publication Number Publication Date
NL6402126A NL6402126A (en) 1965-09-06
NL145380B true NL145380B (en) 1975-03-17

Family

ID=19789461

Family Applications (1)

Application Number Title Priority Date Filing Date
NL646402126A NL145380B (en) 1964-03-04 1964-03-04 DOUBLE SLIT MAGNETIC HEAD.

Country Status (11)

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

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
DK111964B (en) 1968-10-28
FR1428262A (en) 1966-02-11
AT251307B (en) 1966-12-27
GB1065481A (en) 1967-04-19
BE660457A (en) 1965-09-01
DE1474418A1 (en) 1969-05-08
NO115365B (en) 1968-09-23
ES310003A1 (en) 1965-06-01
NL6402126A (en) 1965-09-06
CH417994A (en) 1966-07-31
SE308739B (en) 1969-02-24

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