EP0503081A4 - Magnetic core - Google Patents
Magnetic coreInfo
- Publication number
- EP0503081A4 EP0503081A4 EP19910916787 EP91916787A EP0503081A4 EP 0503081 A4 EP0503081 A4 EP 0503081A4 EP 19910916787 EP19910916787 EP 19910916787 EP 91916787 A EP91916787 A EP 91916787A EP 0503081 A4 EP0503081 A4 EP 0503081A4
- Authority
- EP
- European Patent Office
- 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.)
- Granted
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)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP256966/90 | 1990-09-28 | ||
JP25696690 | 1990-09-28 | ||
PCT/JP1991/001294 WO1992006480A1 (en) | 1990-09-28 | 1991-09-27 | Magnetic core |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0503081A1 EP0503081A1 (en) | 1992-09-16 |
EP0503081A4 true EP0503081A4 (en) | 1993-07-28 |
EP0503081B1 EP0503081B1 (en) | 1996-06-12 |
Family
ID=17299848
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP91916787A Expired - Lifetime EP0503081B1 (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)
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 |
Citations (3)
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 |
EP0086485A2 (en) * | 1982-02-15 | 1983-08-24 | Hitachi Metals, Ltd. | Wound iron core |
DE4002999A1 (en) * | 1989-02-02 | 1990-08-16 | Hitachi Metals Ltd | WRAPPED MAGNETIC CORE |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5482027A (en) * | 1977-12-12 | 1979-06-29 | Mitsubishi Electric Corp | Divided magnetic 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 |
JPH03124008A (en) * | 1989-10-07 | 1991-05-27 | Tdk Corp | Coil device |
-
1991
- 1991-09-27 DE DE69120248T patent/DE69120248T2/en not_active Expired - Lifetime
- 1991-09-27 KR KR1019920701209A patent/KR970000872B1/en not_active IP Right Cessation
- 1991-09-27 JP JP51529891A patent/JP3156850B2/en not_active Expired - Lifetime
- 1991-09-27 WO PCT/JP1991/001294 patent/WO1992006480A1/en active IP Right Grant
- 1991-09-27 EP EP91916787A patent/EP0503081B1/en not_active Expired - Lifetime
Patent Citations (3)
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 |
EP0086485A2 (en) * | 1982-02-15 | 1983-08-24 | Hitachi Metals, Ltd. | Wound iron core |
DE4002999A1 (en) * | 1989-02-02 | 1990-08-16 | Hitachi Metals Ltd | WRAPPED MAGNETIC CORE |
Non-Patent Citations (2)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 13, no. 513 (E-847)16 November 1989 & JP-A-01 208 822 ( TOSHIBA K.K. ) 22 August 1989 * |
See also references of WO9206480A1 * |
Also Published As
Publication number | Publication date |
---|---|
DE69120248D1 (en) | 1996-07-18 |
EP0503081B1 (en) | 1996-06-12 |
KR920702535A (en) | 1992-09-04 |
KR970000872B1 (en) | 1997-01-20 |
DE69120248T2 (en) | 1996-12-05 |
JP3156850B2 (en) | 2001-04-16 |
WO1992006480A1 (en) | 1992-04-16 |
EP0503081A1 (en) | 1992-09-16 |
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Legal Events
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