FR1212618A - Procédé pour la fabrication de matrices d'enregistrement ou de commutation magnétiques - Google Patents

Procédé pour la fabrication de matrices d'enregistrement ou de commutation magnétiques

Info

Publication number
FR1212618A
FR1212618A FR1212618DA FR1212618A FR 1212618 A FR1212618 A FR 1212618A FR 1212618D A FR1212618D A FR 1212618DA FR 1212618 A FR1212618 A FR 1212618A
Authority
FR
France
Prior art keywords
production
magnetic recording
switching matrices
matrices
switching
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.)
Expired
Application number
Other languages
English (en)
Inventor
Sigfrid Schweizerhof
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.)
Telefunken AG
Original Assignee
Telefunken AG
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 Telefunken AG filed Critical Telefunken AG
Application granted granted Critical
Publication of FR1212618A publication Critical patent/FR1212618A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/0206—Manufacturing of magnetic cores by mechanical means
    • H01F41/0246—Manufacturing of magnetic circuits by moulding or by pressing powder
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/0302—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity characterised by unspecified or heterogeneous hardness or specially adapted for magnetic hardness transitions
    • H01F1/0311—Compounds
    • H01F1/0313—Oxidic compounds
    • H01F1/0315—Ferrites
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F10/00—Thin magnetic films, e.g. of one-domain structure
    • 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
    • Y10T29/49069—Data storage inductor or core
    • 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
    • Y10T29/49826—Assembling or joining
    • Y10T29/49888—Subsequently coating

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Soft Magnetic Materials (AREA)
FR1212618D 1958-02-06 1958-12-31 Procédé pour la fabrication de matrices d'enregistrement ou de commutation magnétiques Expired FR1212618A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DET14705A DE1062036B (de) 1958-02-06 1958-02-06 Verfahren zur Herstellung von magnetischen Speicher- oder Schaltmatrizen

Publications (1)

Publication Number Publication Date
FR1212618A true FR1212618A (fr) 1960-03-24

Family

ID=7547707

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1212618D Expired FR1212618A (fr) 1958-02-06 1958-12-31 Procédé pour la fabrication de matrices d'enregistrement ou de commutation magnétiques

Country Status (5)

Country Link
US (1) US3099874A (fr)
DE (1) DE1062036B (fr)
FR (1) FR1212618A (fr)
GB (1) GB871796A (fr)
NL (2) NL113479C (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1271769B (de) * 1963-07-11 1968-07-04 Toko Inc Matrixartige wortorganisierte Speicheranordnung
DE1279095B (de) * 1963-06-11 1968-10-03 Bunker Ramo Magnetischer Matrix-Speicher und Verfahren zur Herstellung

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL251679A (fr) * 1959-05-21
US3300767A (en) * 1960-08-30 1967-01-24 Bunker Ramo Woven screen magnetic storage matrix
NL272338A (fr) * 1960-12-23 1900-01-01
DE1141393B (de) * 1961-01-11 1962-12-20 Siemens Ag Ferromagnetisches Bauelement, z. B. fuer parametrische Verstaerker
GB1014181A (en) * 1961-04-14 1965-12-22 Plessey Co Ltd A method of constructing arrays of thin film toroids
BE625427A (fr) * 1961-11-30
US3264713A (en) * 1962-01-30 1966-08-09 Evans J Gregg Method of making memory core structures
BE633477A (fr) * 1962-06-11
US3247573A (en) * 1962-06-11 1966-04-26 Rca Corp Method of making magnetic ferrite sheet with embedded conductors
BE642720A (fr) * 1962-06-29
US3309681A (en) * 1962-08-21 1967-03-14 Bunker Ramo Multi-apertured memory arrangement
NL298764A (fr) * 1962-10-04
US3382571A (en) * 1962-11-02 1968-05-14 Ex Cell O Corp Method of making a magnetic memory array
US3312961A (en) * 1963-08-22 1967-04-04 Rca Corp Coincident current magnetic plate memory
GB1099493A (en) * 1964-04-11 1968-01-17 Nat Res Dev Method for the construction of ferrite memory stores
DE1300973B (de) * 1965-03-19 1969-08-14 Philips Patentverwaltung Verfahren zur Herstellung von Speicher-Matrixanordnungen
US3392441A (en) * 1965-12-23 1968-07-16 Ibm Method of fabricating magnetic storage devices

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1555296A (en) * 1923-10-12 1925-09-29 Kirschner Felix Process of manufacturing metal goods
US1934643A (en) * 1930-01-14 1933-11-07 Rafton Engineering Corp Wire cloth and method of producing the same
CH228763A (de) * 1941-04-10 1943-09-15 Bosch Gmbh Robert Drosselspule mit Hochfrequenzeisen.
NL76863C (fr) * 1947-06-03
US2786779A (en) * 1953-02-09 1957-03-26 Dewrance & Co Method and apparatus for powdered metal deposition by oxy-fuel gas flame
US2724103A (en) * 1953-12-31 1955-11-15 Bell Telephone Labor Inc Electrical circuits employing magnetic core memory elements
BE544021A (fr) * 1954-12-30
US3040301A (en) * 1957-03-28 1962-06-19 Gulton Ind Inc Thin sheet ferrite memory matrix and method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1279095B (de) * 1963-06-11 1968-10-03 Bunker Ramo Magnetischer Matrix-Speicher und Verfahren zur Herstellung
DE1271769B (de) * 1963-07-11 1968-07-04 Toko Inc Matrixartige wortorganisierte Speicheranordnung

Also Published As

Publication number Publication date
US3099874A (en) 1963-08-06
NL113479C (fr)
NL235768A (fr)
DE1062036B (de) 1959-07-23
GB871796A (en) 1961-06-28

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