NL219339A - - Google Patents

Info

Publication number
NL219339A
NL219339A NL219339DA NL219339A NL 219339 A NL219339 A NL 219339A NL 219339D A NL219339D A NL 219339DA NL 219339 A NL219339 A NL 219339A
Authority
NL
Netherlands
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 NL219339A publication Critical patent/NL219339A/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
    • 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
    • G11B5/1278Structure or manufacture of heads, e.g. inductive specially adapted for magnetisations perpendicular to the surface of the record carrier
    • 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
    • G11B5/187Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
    • G11B5/245Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features comprising means for controlling the reluctance of the magnetic circuit in a head with single gap, for co-operation with one track
    • 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
    • G11B5/48Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/49Fixed mounting or arrangements, e.g. one head per track
    • G11B5/4969Details for track selection or addressing
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03KPULSE TECHNIQUE
    • H03K17/00Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/80Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using non-linear magnetic devices; using non-linear dielectric devices
    • H03K17/82Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using non-linear magnetic devices; using non-linear dielectric devices the devices being transfluxors

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Magnetic Heads (AREA)
  • Impact Printers (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
NL219339D 1956-07-31 NL219339A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US601200A US3017617A (en) 1956-07-31 1956-07-31 Magnetic transducer

Publications (1)

Publication Number Publication Date
NL219339A true NL219339A (fr)

Family

ID=24406593

Family Applications (1)

Application Number Title Priority Date Filing Date
NL219339D NL219339A (fr) 1956-07-31

Country Status (4)

Country Link
US (1) US3017617A (fr)
DE (1) DE1092702B (fr)
GB (1) GB807397A (fr)
NL (1) NL219339A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3060412A (en) * 1958-08-18 1962-10-23 Automatic Elect Lab Magnetic saturation control devices
US3253242A (en) * 1961-06-29 1966-05-24 Ibm Cross-field control of transducers
BE626514A (fr) * 1962-01-09
GB1052880A (fr) * 1962-12-19
US3439355A (en) * 1965-10-20 1969-04-15 Radiation Inc Flux-responsive head
US3454727A (en) * 1965-12-06 1969-07-08 Lockheed Aircraft Corp Plural track flux gate transducer head with common excitation means
US3651502A (en) * 1970-06-15 1972-03-21 Singer Co Magnetic sensing transducer with a flat unitary laminate core structure
US4009491A (en) * 1973-07-09 1977-02-22 Gerry Martin E Distortionless modulation head
US4423450A (en) * 1981-05-06 1983-12-27 Censtor Corporation Magnetic head and multitrack transducer for perpendicular recording and method for fabricating

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE881089C (de) * 1944-10-06 1953-06-25 Siemens Ag Sperrmagnet
US2708693A (en) * 1952-02-25 1955-05-17 Remington Rand Inc Methods and apparatus for setting magnetic transducing heads
US2708219A (en) * 1952-06-25 1955-05-10 Cgs Lab Inc Electrically variable reactance keying or switching apparatus
NL179879B (nl) * 1953-07-15 Voest Alpine Ag Zeef voor het uit een suspensie afscheiden van vaste stoffen.
US2842755A (en) * 1955-08-25 1958-07-08 Ibm Ternary magnetic storage device
US2966666A (en) * 1954-04-30 1960-12-27 Electronique & Automatisme Sa Magnetic record and/or playback heads and control arrangement therefor
FR1117701A (fr) * 1954-04-30 1956-05-25 Electronique & Automatisme Sa Têtes magnétiques perfectionnées et leur commande
US2719965A (en) * 1954-06-15 1955-10-04 Rca Corp Magnetic memory matrix writing system
US2953739A (en) * 1955-04-07 1960-09-20 Philips Corp Controllable inductor

Also Published As

Publication number Publication date
GB807397A (en) 1959-01-14
US3017617A (en) 1962-01-16
DE1092702B (de) 1960-11-10

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