DE69821278D1 - Magnetkern und Herstellungsverfahren - Google Patents
Magnetkern und HerstellungsverfahrenInfo
- Publication number
- DE69821278D1 DE69821278D1 DE69821278T DE69821278T DE69821278D1 DE 69821278 D1 DE69821278 D1 DE 69821278D1 DE 69821278 T DE69821278 T DE 69821278T DE 69821278 T DE69821278 T DE 69821278T DE 69821278 D1 DE69821278 D1 DE 69821278D1
- Authority
- DE
- Germany
- Prior art keywords
- manufacturing process
- magnetic core
- core
- magnetic
- manufacturing
- 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
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
- H01F1/20—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 in the form of particles, e.g. powder
- H01F1/22—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 in the form of particles, e.g. powder pressed, sintered, or bound together
- H01F1/24—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 in the form of particles, e.g. powder pressed, sintered, or bound together the particles being insulated
- H01F1/26—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 in the form of particles, e.g. powder pressed, sintered, or bound together the particles being insulated by macromolecular organic substances
-
- 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
- H01F1/20—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 in the form of particles, e.g. powder
- H01F1/22—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 in the form of particles, e.g. powder pressed, sintered, or bound together
- H01F1/24—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 in the form of particles, e.g. powder pressed, sintered, or bound together the particles being insulated
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Manufacturing & Machinery (AREA)
- Soft Magnetic Materials (AREA)
- Powder Metallurgy (AREA)
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10141597 | 1997-04-18 | ||
JP10141597 | 1997-04-18 | ||
JP10700997 | 1997-04-24 | ||
JP10700997 | 1997-04-24 | ||
JP34747097 | 1997-12-17 | ||
JP34747097 | 1997-12-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69821278D1 true DE69821278D1 (de) | 2004-03-04 |
DE69821278T2 DE69821278T2 (de) | 2004-06-24 |
Family
ID=27309448
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69821278T Expired - Lifetime DE69821278T2 (de) | 1997-04-18 | 1998-04-17 | Magnetkern und Herstellungsverfahren |
Country Status (6)
Country | Link |
---|---|
US (1) | US6063209A (de) |
EP (1) | EP0872856B1 (de) |
KR (1) | KR100307195B1 (de) |
CN (1) | CN1155023C (de) |
DE (1) | DE69821278T2 (de) |
TW (1) | TW428183B (de) |
Families Citing this family (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2180992C (en) * | 1995-07-18 | 1999-05-18 | Timothy M. Shafer | High current, low profile inductor and method for making same |
US7263761B1 (en) * | 1995-07-18 | 2007-09-04 | Vishay Dale Electronics, Inc. | Method for making a high current low profile inductor |
US7034645B2 (en) * | 1999-03-16 | 2006-04-25 | Vishay Dale Electronics, Inc. | Inductor coil and method for making same |
US7921546B2 (en) * | 1995-07-18 | 2011-04-12 | Vishay Dale Electronics, Inc. | Method for making a high current low profile inductor |
US6284060B1 (en) * | 1997-04-18 | 2001-09-04 | Matsushita Electric Industrial Co., Ltd. | Magnetic core and method of manufacturing the same |
US6372348B1 (en) * | 1998-11-23 | 2002-04-16 | Hoeganaes Corporation | Annealable insulated metal-based powder particles |
WO2000048211A1 (fr) * | 1999-02-10 | 2000-08-17 | Matsushita Electric Industrial Co., Ltd. | Materiau magnetique composite |
US6827557B2 (en) * | 2001-01-05 | 2004-12-07 | Humanelecs Co., Ltd. | Amorphous alloy powder core and nano-crystal alloy powder core having good high frequency properties and methods of manufacturing the same |
KR100374292B1 (ko) * | 2001-03-06 | 2003-03-03 | (주)창성 | 대전류 직류중첩특성이 우수한 역률개선용 복합금속분말및 그 분말을 이용한 연자성 코아의 제조방법 |
JP2002299114A (ja) * | 2001-04-03 | 2002-10-11 | Daido Steel Co Ltd | 圧粉磁心 |
KR100564035B1 (ko) * | 2003-10-24 | 2006-04-04 | (주)창성 | 연자성 금속분말을 이용한 코아 제조용 단위블록 및 이를이용한 대전류 직류중첩특성이 우수한 코아와 그 제조방법 |
JP4457682B2 (ja) * | 2004-01-30 | 2010-04-28 | 住友電気工業株式会社 | 圧粉磁心およびその製造方法 |
CN100514513C (zh) * | 2004-02-26 | 2009-07-15 | 住友电气工业株式会社 | 软磁材料和压粉磁芯及其制备方法 |
JP2006101672A (ja) * | 2004-09-30 | 2006-04-13 | Hitachi Industrial Equipment Systems Co Ltd | 流体流路を内蔵する回転電機 |
US20080036566A1 (en) | 2006-08-09 | 2008-02-14 | Andrzej Klesyk | Electronic Component And Methods Relating To Same |
JP5067544B2 (ja) * | 2007-09-11 | 2012-11-07 | 住友電気工業株式会社 | リアクトル用コアとその製造方法およびリアクトル |
CN102007550A (zh) * | 2008-04-15 | 2011-04-06 | 东邦亚铅株式会社 | 复合磁性材料的制造方法及复合磁性材料 |
CN102007549A (zh) * | 2008-04-15 | 2011-04-06 | 东邦亚铅株式会社 | 复合磁性材料及其制造方法 |
WO2010082486A1 (ja) * | 2009-01-16 | 2010-07-22 | パナソニック株式会社 | 複合磁性材料の製造方法とそれを用いた圧粉磁芯及びその製造方法 |
CN102341869A (zh) | 2009-03-09 | 2012-02-01 | 松下电器产业株式会社 | 压粉磁芯及使用该压粉磁芯的磁性元件 |
JP5439888B2 (ja) * | 2009-03-25 | 2014-03-12 | パナソニック株式会社 | 複合磁性材料およびその製造方法 |
WO2011077694A1 (ja) | 2009-12-25 | 2011-06-30 | 株式会社タムラ製作所 | リアクトル及びその製造方法 |
US9396873B2 (en) | 2009-12-25 | 2016-07-19 | Tamura Corporation | Dust core and method for manufacturing the same |
CN101777407B (zh) * | 2010-03-26 | 2012-12-26 | 北京科源科金属材料有限公司 | 一种改进非晶粉芯导磁率及损耗的方法及依据此方法制备的复合粉芯 |
JP5995181B2 (ja) | 2011-03-24 | 2016-09-21 | 住友電気工業株式会社 | 複合材料、リアクトル用コア、及びリアクトル |
JP5991460B2 (ja) | 2011-03-24 | 2016-09-14 | 住友電気工業株式会社 | 複合材料、リアクトル用コア、及びリアクトル |
CN103827989A (zh) * | 2011-10-03 | 2014-05-28 | 松下电器产业株式会社 | 压粉磁芯及其制造方法 |
CN102737800A (zh) * | 2012-06-20 | 2012-10-17 | 浙江科达磁电有限公司 | 磁导率μ=60的纳米晶磁粉芯 |
CN102737799A (zh) * | 2012-06-20 | 2012-10-17 | 浙江科达磁电有限公司 | 磁导率μ=60的纳米晶磁粉芯的制备方法 |
CN103632795A (zh) * | 2012-08-29 | 2014-03-12 | 比亚迪股份有限公司 | 一种nfc磁片用浆料及其制备方法和一种nfc磁片 |
KR20140112882A (ko) * | 2013-03-14 | 2014-09-24 | 삼성전기주식회사 | 연자성 코어 및 이를 구비한 모터 |
KR102149296B1 (ko) * | 2014-02-11 | 2020-08-28 | (주)창성 | 직류중첩특성이 우수한 연자성 코어 및 그 제조방법 |
WO2015147064A1 (ja) * | 2014-03-25 | 2015-10-01 | Ntn株式会社 | 磁性コア部品および磁性素子、ならびに磁性コア部品の製造方法 |
CN104078182B (zh) * | 2014-07-24 | 2017-11-28 | 武汉科技大学 | 一种铁基软磁复合磁粉芯及其制备方法 |
CN104196647A (zh) * | 2014-08-18 | 2014-12-10 | 宁波华斯特林电机制造有限公司 | 一种高精度的斯特林循环机的导磁结构 |
CN105118605A (zh) * | 2015-08-28 | 2015-12-02 | 锦州汉拿电机有限公司 | 电动机、变压器铁心及其制造方法 |
CN105132786B (zh) * | 2015-09-25 | 2017-03-22 | 西安科技大学 | 高强度软磁复合材料的制备方法及应用 |
JP6780342B2 (ja) * | 2016-07-25 | 2020-11-04 | Tdk株式会社 | 軟磁性金属圧粉磁心及び軟磁性金属圧粉磁心を用いたリアクトル |
US11749441B2 (en) * | 2019-01-11 | 2023-09-05 | Kyocera Corporation | Core component, method of manufacturing same, and inductor |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4543208A (en) * | 1982-12-27 | 1985-09-24 | Tokyo Shibaura Denki Kabushiki Kaisha | Magnetic core and method of producing the same |
US4601765A (en) * | 1983-05-05 | 1986-07-22 | General Electric Company | Powdered iron core magnetic devices |
JPH01215902A (ja) * | 1988-02-23 | 1989-08-29 | Toshiba Corp | 粉末成形磁性部品用粉末の製造方法 |
US5595609A (en) * | 1993-04-09 | 1997-01-21 | General Motors Corporation | Annealed polymer-bonded soft magnetic body |
JP3259932B2 (ja) * | 1993-04-16 | 2002-02-25 | 株式会社サクラクレパス | 筆記具用金属光沢色インキ組成物 |
US5296773A (en) * | 1993-04-20 | 1994-03-22 | General Motors Corporation | Composite rotor for a synchronous reluctance machine |
JPH06342714A (ja) * | 1993-05-31 | 1994-12-13 | Tokin Corp | 圧粉磁芯およびその製造方法 |
JPH0837107A (ja) * | 1994-07-22 | 1996-02-06 | Tdk Corp | 圧粉コア |
JPH0845724A (ja) * | 1994-07-28 | 1996-02-16 | Tdk Corp | 圧粉コア |
-
1998
- 1998-04-08 TW TW087105284A patent/TW428183B/zh not_active IP Right Cessation
- 1998-04-17 DE DE69821278T patent/DE69821278T2/de not_active Expired - Lifetime
- 1998-04-17 EP EP98107043A patent/EP0872856B1/de not_active Expired - Lifetime
- 1998-04-17 CN CNB981069940A patent/CN1155023C/zh not_active Expired - Fee Related
- 1998-04-17 US US09/061,291 patent/US6063209A/en not_active Expired - Lifetime
- 1998-04-18 KR KR1019980013924A patent/KR100307195B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE69821278T2 (de) | 2004-06-24 |
US6063209A (en) | 2000-05-16 |
TW428183B (en) | 2001-04-01 |
CN1198577A (zh) | 1998-11-11 |
KR100307195B1 (ko) | 2001-10-19 |
EP0872856B1 (de) | 2004-01-28 |
KR19980081530A (ko) | 1998-11-25 |
CN1155023C (zh) | 2004-06-23 |
EP0872856A1 (de) | 1998-10-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: PANASONIC CORP., KADOMA, OSAKA, JP |
|
8320 | Willingness to grant licences declared (paragraph 23) |