DE69120248T2 - MAGNETIC CORE - Google Patents

MAGNETIC CORE

Info

Publication number
DE69120248T2
DE69120248T2 DE69120248T DE69120248T DE69120248T2 DE 69120248 T2 DE69120248 T2 DE 69120248T2 DE 69120248 T DE69120248 T DE 69120248T DE 69120248 T DE69120248 T DE 69120248T DE 69120248 T2 DE69120248 T2 DE 69120248T2
Authority
DE
Germany
Prior art keywords
magnetic core
core
magnetic
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 - Lifetime
Application number
DE69120248T
Other languages
German (de)
Other versions
DE69120248D1 (en
Inventor
Masami Okamura
Takao Kusaka
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.)
Toshiba Corp
Original Assignee
Toshiba 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
Application filed by Toshiba Corp filed Critical Toshiba Corp
Publication of DE69120248D1 publication Critical patent/DE69120248D1/en
Application granted granted Critical
Publication of DE69120248T2 publication Critical patent/DE69120248T2/en
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
    • 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
    • H01F41/0213—Manufacturing of magnetic circuits made from strip(s) or ribbon(s)
    • H01F41/0226—Manufacturing of magnetic circuits made from strip(s) or ribbon(s) from amorphous ribbons
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/24—Magnetic cores
    • H01F27/245—Magnetic cores made from sheets, e.g. grain-oriented
    • 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
    • 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
    • H01F1/15316—Amorphous metallic alloys, e.g. glassy metals based on Co
    • 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
    • H01F1/15383—Applying coatings thereon
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/24—Magnetic cores
    • H01F27/25—Magnetic cores made from strips or ribbons
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F3/00—Cores, Yokes, or armatures
    • H01F3/02—Cores, Yokes, or armatures made from sheets
    • 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)
  • Manufacturing & Machinery (AREA)
  • Soft Magnetic Materials (AREA)
DE69120248T 1990-09-28 1991-09-27 MAGNETIC CORE Expired - Lifetime DE69120248T2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP25696690 1990-09-28
PCT/JP1991/001294 WO1992006480A1 (en) 1990-09-28 1991-09-27 Magnetic core

Publications (2)

Publication Number Publication Date
DE69120248D1 DE69120248D1 (en) 1996-07-18
DE69120248T2 true DE69120248T2 (en) 1996-12-05

Family

ID=17299848

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69120248T Expired - Lifetime DE69120248T2 (en) 1990-09-28 1991-09-27 MAGNETIC CORE

Country Status (5)

Country Link
EP (1) EP0503081B1 (en)
JP (1) JP3156850B2 (en)
KR (1) KR970000872B1 (en)
DE (1) DE69120248T2 (en)
WO (1) WO1992006480A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5868123A (en) * 1995-10-05 1999-02-09 Alliedsignal Inc. Magnetic core-coil assembly for spark ignition systems
US7057489B2 (en) 1997-08-21 2006-06-06 Metglas, Inc. Segmented transformer core
US7056595B2 (en) * 2003-01-30 2006-06-06 Metglas, Inc. Magnetic implement using magnetic metal ribbon coated with insulator
EP3916743A1 (en) * 2020-05-29 2021-12-01 ABB Power Grids Switzerland AG Hybrid transformer core and method of manufacturing a transformer core

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2103523A1 (en) * 1971-01-26 1972-08-17 Pfister, Karl Ingolf, 3504 Kaufungen Laminated core for dynamo-electrical equipment such as electrical machines, transformers or the like
JPS5482027A (en) * 1977-12-12 1979-06-29 Mitsubishi Electric Corp Divided magnetic core
JPS58139408A (en) * 1982-02-15 1983-08-18 Hitachi Metals Ltd Wound iron core
JPH01208822A (en) * 1988-02-17 1989-08-22 Toshiba Corp Manufacture of wound core
JP2823204B2 (en) 1988-05-17 1998-11-11 株式会社東芝 Soft magnetic alloy
JP2778697B2 (en) * 1988-06-13 1998-07-23 株式会社東芝 Fe-based soft magnetic alloy
JPH0787133B2 (en) * 1989-02-02 1995-09-20 日立金属株式会社 Wound magnetic core made of Fe-based microcrystalline soft magnetic alloy and method for manufacturing the same
JPH03124008A (en) * 1989-10-07 1991-05-27 Tdk Corp Coil device

Also Published As

Publication number Publication date
WO1992006480A1 (en) 1992-04-16
KR970000872B1 (en) 1997-01-20
DE69120248D1 (en) 1996-07-18
EP0503081B1 (en) 1996-06-12
EP0503081A4 (en) 1993-07-28
JP3156850B2 (en) 2001-04-16
EP0503081A1 (en) 1992-09-16
KR920702535A (en) 1992-09-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)