CH311959A - Device with a ferromagnetic branch. - Google Patents

Device with a ferromagnetic branch.

Info

Publication number
CH311959A
CH311959A CH311959DA CH311959A CH 311959 A CH311959 A CH 311959A CH 311959D A CH311959D A CH 311959DA CH 311959 A CH311959 A CH 311959A
Authority
CH
Switzerland
Prior art keywords
ferromagnetic
branch
ferromagnetic branch
Prior art date
Application number
Other languages
German (de)
Inventor
Gloeilampenfabrieken N Philips
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
Publication of CH311959A publication Critical patent/CH311959A/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F9/00—Magnetic amplifiers
    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B39/00—Watch crystals; Fastening or sealing of crystals; Clock glasses
    • G04B39/02—Sealing crystals or glasses
    • G04B39/025—Sealing crystals or glasses without special sealing parts
    • 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
    • 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
    • H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
    • H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F29/00—Variable transformers or inductances not covered by group H01F21/00
    • H01F29/14—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F29/00—Variable transformers or inductances not covered by group H01F21/00
    • H01F29/14—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias
    • H01F29/146—Constructional details
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/02—Adaptations of transformers or inductances for specific applications or functions for non-linear operation
    • H01F38/04—Adaptations of transformers or inductances for specific applications or functions for non-linear operation for frequency changing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/02—Permanent magnets [PM]
    • H01F7/0205—Magnetic circuits with PM in general
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H03C1/08—Amplitude modulation by means of variable impedance element
    • H03C1/10—Amplitude modulation by means of variable impedance element the element being a current-dependent inductor
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H11/00—Magnetic induction accelerators, e.g. betatrons
    • H05H11/02—Air-cored betatrons
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H7/00—Details of devices of the types covered by groups H05H9/00, H05H11/00, H05H13/00
    • H05H7/04—Magnet systems, e.g. undulators, wigglers; Energisation thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Electromagnetism (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Soft Magnetic Materials (AREA)
  • Compounds Of Iron (AREA)
CH311959D 1951-04-23 1951-08-27 Device with a ferromagnetic branch. CH311959A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL160734 1951-04-23

Publications (1)

Publication Number Publication Date
CH311959A true CH311959A (en) 1955-12-15

Family

ID=19750521

Family Applications (1)

Application Number Title Priority Date Filing Date
CH311959D CH311959A (en) 1951-04-23 1951-08-27 Device with a ferromagnetic branch.

Country Status (6)

Country Link
BE (1) BE505464A (en)
CH (1) CH311959A (en)
DE (1) DE971616C (en)
FR (1) FR1048081A (en)
GB (1) GB708132A (en)
NL (1) NL76967C (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1059197B (en) * 1955-06-14 1959-06-11 Licentia Gmbh Write head for magnetic recordings according to the boundary line shift method
FR2476218A1 (en) * 1980-02-20 1981-08-21 Ducellier & Cie IC engine ignition coil winding - is on magnetic circuit branch with junction inclined at angle to permanent magnet
FR2481753A2 (en) * 1980-04-30 1981-11-06 Ducellier & Cie IC engine ignition coil winding - is on magnetic circuit branch with junction inclined at angle to permanent magnet
EP0034955B1 (en) * 1980-02-20 1984-10-24 DUCELLIER & Cie Ignition coil for internal-combustion engines
FR2531751A1 (en) * 1982-08-11 1984-02-17 Ducellier & Cie IGNITION COIL FOR INTERNAL COMBUSTION ENGINE
AU1570488A (en) * 1987-04-13 1988-11-04 Adolf Herbert Astor Zielinski Method and apparatus for converting energy from the surroundings into electric energy
DE3901792C2 (en) * 1989-01-21 2002-06-20 Lucent Technologies Inc Toroidal core made of ferrite or iron powder material
JP3922251B2 (en) * 2003-12-17 2007-05-30 三菱電機株式会社 Ignition coil

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR802528A (en) * 1935-03-04 1936-09-07 Philips Nv Manufacturing process of alloys for permanent magnets, containing nickel, titanium, aluminum and possibly cobalt
CH261748A (en) * 1944-09-28 1949-05-31 Siemens Elektricitaetserzeugni Resistance structure influenced by a field.

Also Published As

Publication number Publication date
NL76967C (en)
DE971616C (en) 1959-02-26
FR1048081A (en) 1953-12-18
BE505464A (en)
GB708132A (en) 1954-04-28

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