EP0384491A3 - Noyeau d'un filtre de bruit comportant un alliage amorphe - Google Patents

Noyeau d'un filtre de bruit comportant un alliage amorphe Download PDF

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Publication number
EP0384491A3
EP0384491A3 EP19900105789 EP90105789A EP0384491A3 EP 0384491 A3 EP0384491 A3 EP 0384491A3 EP 19900105789 EP19900105789 EP 19900105789 EP 90105789 A EP90105789 A EP 90105789A EP 0384491 A3 EP0384491 A3 EP 0384491A3
Authority
EP
European Patent Office
Prior art keywords
core
noise filter
amorphous alloy
filter comprised
component
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.)
Granted
Application number
EP19900105789
Other languages
German (de)
English (en)
Other versions
EP0384491A2 (fr
EP0384491B1 (fr
Inventor
Suguru Takayama
Masao Shigeta
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.)
TDK Corp
Original Assignee
TDK Corp
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
Priority claimed from JP58206898A external-priority patent/JPS60100650A/ja
Priority claimed from JP59204141A external-priority patent/JPS6184357A/ja
Application filed by TDK Corp filed Critical TDK Corp
Publication of EP0384491A2 publication Critical patent/EP0384491A2/fr
Publication of EP0384491A3 publication Critical patent/EP0384491A3/fr
Application granted granted Critical
Publication of EP0384491B1 publication Critical patent/EP0384491B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H01F1/12—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 soft-magnetic materials
    • H01F1/14—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 soft-magnetic materials metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H01F1/153—Amorphous metallic alloys, e.g. glassy metals
    • H01F1/15308—Amorphous metallic alloys, e.g. glassy metals based on Fe/Ni
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F3/00—Cores, Yokes, or armatures
    • H01F3/04—Cores, Yokes, or armatures made from strips or ribbons

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Soft Magnetic Materials (AREA)
  • Coils Or Transformers For Communication (AREA)
EP90105789A 1983-11-05 1984-11-02 Noyeau d'un filtre de bruit comportant un alliage amorphe Expired - Lifetime EP0384491B1 (fr)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP58206898A JPS60100650A (ja) 1983-11-05 1983-11-05 耐パルス特性劣化が少ない非晶質合金
JP206898/83 1983-11-05
JP204141/84 1984-10-01
JP59204141A JPS6184357A (ja) 1984-10-01 1984-10-01 耐パルス特性劣化が少ない非晶質合金
EP19840307588 EP0145245B1 (fr) 1983-11-05 1984-11-02 Noyeau d'un filtre de bruit comportant un alliage amorphe

Related Parent Applications (2)

Application Number Title Priority Date Filing Date
EP19840307588 Division EP0145245B1 (fr) 1983-11-05 1984-11-02 Noyeau d'un filtre de bruit comportant un alliage amorphe
EP84307588.8 Division 1984-11-02

Publications (3)

Publication Number Publication Date
EP0384491A2 EP0384491A2 (fr) 1990-08-29
EP0384491A3 true EP0384491A3 (fr) 1991-01-09
EP0384491B1 EP0384491B1 (fr) 1994-08-10

Family

ID=26514300

Family Applications (2)

Application Number Title Priority Date Filing Date
EP19840307588 Expired EP0145245B1 (fr) 1983-11-05 1984-11-02 Noyeau d'un filtre de bruit comportant un alliage amorphe
EP90105789A Expired - Lifetime EP0384491B1 (fr) 1983-11-05 1984-11-02 Noyeau d'un filtre de bruit comportant un alliage amorphe

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP19840307588 Expired EP0145245B1 (fr) 1983-11-05 1984-11-02 Noyeau d'un filtre de bruit comportant un alliage amorphe

Country Status (2)

Country Link
EP (2) EP0145245B1 (fr)
DE (2) DE3484231D1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3526047A1 (de) * 1985-07-20 1987-01-22 Vacuumschmelze Gmbh Stromkompensierte funkentstoerdrossel
US4859256A (en) * 1986-02-24 1989-08-22 Kabushiki Kaisha Toshiba High permeability amorphous magnetic material
FR2780853B1 (fr) 1998-07-10 2000-09-22 Lucas Sa G Machine distributrice de produit du genre fourrage et autres pour l'alimentation du betail
EP0970600B1 (fr) 1998-07-10 2002-11-20 Lucas G Machine distributrice de produit du genre fourrage et autres pour l'alimentation du bétail

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0055327A1 (fr) * 1980-12-29 1982-07-07 Allied Corporation Alliage métallique amorphe présentant de meilleures propriétés magnétiques en alternatif
EP0119432A2 (fr) * 1983-03-16 1984-09-26 Allied Corporation Alliages amorphes pour dispositif électromagnétique

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57190304A (en) * 1981-05-19 1982-11-22 Hitachi Metals Ltd Magnetic material

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0055327A1 (fr) * 1980-12-29 1982-07-07 Allied Corporation Alliage métallique amorphe présentant de meilleures propriétés magnétiques en alternatif
EP0119432A2 (fr) * 1983-03-16 1984-09-26 Allied Corporation Alliages amorphes pour dispositif électromagnétique

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN, vol. 7, no. 36 (E-158)[1181], 15th February 1983; & JP-A-57 190 304 (HITACHI KINZOKU K.K.) 22-11-1982 *

Also Published As

Publication number Publication date
EP0145245B1 (fr) 1991-03-06
EP0384491A2 (fr) 1990-08-29
EP0384491B1 (fr) 1994-08-10
DE3486331D1 (de) 1994-09-15
EP0145245A2 (fr) 1985-06-19
DE3486331T2 (de) 1995-04-06
DE3484231D1 (de) 1991-04-11
EP0145245A3 (en) 1987-01-28

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