BE499360A - - Google Patents

Info

Publication number
BE499360A
BE499360A BE499360DA BE499360A BE 499360 A BE499360 A BE 499360A BE 499360D A BE499360D A BE 499360DA BE 499360 A BE499360 A BE 499360A
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.)
Publication of BE499360A publication Critical patent/BE499360A/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
    • G11B5/2651—Manufacture
    • 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)
  • Recording Or Reproducing By Magnetic Means (AREA)
BE499360D 1949-11-16 BE499360A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB291249X 1949-11-16

Publications (1)

Publication Number Publication Date
BE499360A true BE499360A (en:Method)

Family

ID=10286547

Family Applications (1)

Application Number Title Priority Date Filing Date
BE499360D BE499360A (en:Method) 1949-11-16

Country Status (6)

Country Link
US (1) US2700588A (en:Method)
BE (1) BE499360A (en:Method)
CH (1) CH291249A (en:Method)
FR (1) FR1028968A (en:Method)
GB (1) GB707637A (en:Method)
NL (2) NL85238C (en:Method)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1225704B (de) * 1959-08-20 1966-09-29 Armour Res Foundation Of Jllin Vielspurmagnetkopf

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3008793A (en) * 1961-11-14 Variable coupling electromagnetic
US3201769A (en) * 1951-05-04 1965-08-17 Sperry Rand Corp Information storage device
US2767254A (en) * 1951-09-28 1956-10-16 Rca Corp Magnetic recording
US2785038A (en) * 1952-06-02 1957-03-12 Rca Corp Magnetic transducer
US2848556A (en) * 1954-08-02 1958-08-19 Rca Corp Magnetic recording transducer
US3063052A (en) * 1955-03-14 1962-11-06 Ralph B Atkinson Ferographic recording head
US2905521A (en) * 1955-06-21 1959-09-22 Standard Coil Prod Co Inc Digital recording system
US2987582A (en) * 1955-08-12 1961-06-06 Sperry Rand Corp Multichannel magnetic erasing heads
US3011031A (en) * 1955-10-12 1961-11-28 Loewe Arrangement of magnetic heads for tape recorders
US2922231A (en) * 1956-04-26 1960-01-26 Ibm Magnetic transducer
US2998292A (en) * 1956-10-05 1961-08-29 Curtiss Wright Corp Mounting of multi-channel magnetic transducer heads
US3007146A (en) * 1957-01-15 1961-10-31 Thompson Ramo Wooldridge Inc Magnetic head locking device for a magnetic drum
US3001181A (en) * 1957-09-16 1961-09-19 Ex Cell O Corp Means and method for setting and locking magnetic transducer heads in a magnetic drum device
US2965886A (en) * 1958-09-29 1960-12-20 Ex Cell O Corp Device for setting and locking magnetic transducer heads associated with a magnetic data storage device
US3104381A (en) * 1958-11-05 1963-09-17 Burroughs Corp Magnetic record transducer
US3058200A (en) * 1959-01-15 1962-10-16 Philips Corp Method of orienting in coplanar arrangement the gaps of a plurality of magnetic heads
NL112519C (en:Method) * 1959-09-05
US3239914A (en) * 1959-11-13 1966-03-15 Sony Corp Method of making magnetic heads
US3247483A (en) * 1963-03-26 1966-04-19 Ibm Character recognition system employing a plurality of spaced serial transducers
US3383667A (en) * 1965-01-04 1968-05-14 Sperry Rand Corp Magnetic head spacing apparatus
JPS58105025U (ja) * 1982-01-07 1983-07-16 日本ビクター株式会社 マルチトラツク磁気ヘツド

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2026329A (en) * 1928-05-30 1935-12-31 Beading machine
US2424633A (en) * 1944-05-19 1947-07-29 Interval Instr Inc Acoustic reservoir for use in a magnetic sound recording and reproducing system
US2649506A (en) * 1948-01-16 1953-08-18 Int Standard Electric Corp Negative feedback applied to magnetic recording
US2540654A (en) * 1948-03-25 1951-02-06 Engineering Res Associates Inc Data storage system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1225704B (de) * 1959-08-20 1966-09-29 Armour Res Foundation Of Jllin Vielspurmagnetkopf

Also Published As

Publication number Publication date
NL85238C (en:Method)
US2700588A (en) 1955-01-25
GB707637A (en) 1954-04-21
CH291249A (fr) 1953-06-15
FR1028968A (fr) 1953-05-29
NL157302B (nl)

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