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DE69706806D1 - Gepresster Formkörper aus amorphem Weichmagnetpulver und dessen Herstellungsverfahren - Google Patents

Gepresster Formkörper aus amorphem Weichmagnetpulver und dessen Herstellungsverfahren

Info

Publication number
DE69706806D1
DE69706806D1 DE69706806T DE69706806T DE69706806D1 DE 69706806 D1 DE69706806 D1 DE 69706806D1 DE 69706806 T DE69706806 T DE 69706806T DE 69706806 T DE69706806 T DE 69706806T DE 69706806 D1 DE69706806 D1 DE 69706806D1
Authority
DE
Germany
Prior art keywords
manufacturing process
molded body
soft magnetic
magnetic powder
body made
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
DE69706806T
Other languages
English (en)
Other versions
DE69706806T2 (de
Inventor
Isamu Otsuka
Isao Endo
Hideo Koshimoto
Hiroshi Yamamoto
Ryosei Okuno
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.)
Yagi Masaaki Kumamoto Jp
Seiko Epson Corp
Original Assignee
Kubota 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 Kubota Corp filed Critical Kubota Corp
Publication of DE69706806D1 publication Critical patent/DE69706806D1/de
Application granted granted Critical
Publication of DE69706806T2 publication Critical patent/DE69706806T2/de
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
    • H01F1/15358—Making agglomerates therefrom, e.g. by pressing
    • H01F1/15366—Making agglomerates therefrom, e.g. by pressing using a binder

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Soft Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
DE69706806T 1996-11-26 1997-11-25 Gepresster Formkörper aus amorphem Weichmagnetpulver und dessen Herstellungsverfahren Expired - Lifetime DE69706806T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP33154696 1996-11-26
JP9272192A JPH10212503A (ja) 1996-11-26 1997-09-17 非晶質軟磁性合金粉末成形体及びその製造方法

Publications (2)

Publication Number Publication Date
DE69706806D1 true DE69706806D1 (de) 2001-10-25
DE69706806T2 DE69706806T2 (de) 2002-04-25

Family

ID=26550078

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69706806T Expired - Lifetime DE69706806T2 (de) 1996-11-26 1997-11-25 Gepresster Formkörper aus amorphem Weichmagnetpulver und dessen Herstellungsverfahren

Country Status (7)

Country Link
US (1) US6017490A (de)
EP (1) EP0844623B1 (de)
JP (1) JPH10212503A (de)
KR (1) KR100344268B1 (de)
AU (1) AU724707B2 (de)
CA (1) CA2221979A1 (de)
DE (1) DE69706806T2 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11158502A (ja) * 1997-11-26 1999-06-15 Masaaki Yagi 複合粉末および複合粉末の成形方法
EP0936638A3 (de) * 1998-02-12 1999-12-29 Siemens Aktiengesellschaft Verfahren zur Herstellung eines ferromagnetischen Presskörpers sowie ferromagnetischer Presskörper und Verwendung dieses Presskörpers
DE19848827A1 (de) * 1998-10-22 2000-05-04 Vacuumschmelze Gmbh Vorrichtung zur Dämpfung von Störspannungen
DE19860691A1 (de) * 1998-12-29 2000-03-09 Vacuumschmelze Gmbh Magnetpaste
DE10031923A1 (de) * 2000-06-30 2002-01-17 Bosch Gmbh Robert Weichmagnetischer Werkstoff mit heterogenem Gefügebau und Verfahren zu dessen Herstellung
KR100425453B1 (ko) * 2001-07-06 2004-03-30 삼성전자주식회사 고밀도 플라즈마용 자석과 그 제조방법 및 이를 이용한고밀도 플라즈마용 반도체 제조장치
CA2418497A1 (en) * 2003-02-05 2004-08-05 Patrick Lemieux High performance soft magnetic parts made by powder metallurgy for ac applications
EP1650773A1 (de) * 2003-07-30 2006-04-26 SUMITOMO ELECTRIC INDUSTRIES Ltd Weichmagnetisches material, staubkern, transformatorkern, motorkern und verfahren zur staubkernherstellung
WO2006034054A1 (en) * 2004-09-16 2006-03-30 Belashchenko Vladimir E Deposition system, method and materials for composite coatings
JP4826523B2 (ja) * 2007-03-26 2011-11-30 セイコーエプソン株式会社 軟磁性粉末、軟磁性粉末の製造方法、圧粉磁心および磁性素子
JP4845800B2 (ja) * 2007-04-26 2011-12-28 東邦亜鉛株式会社 巻線インダクタ及びその製造方法
US8409707B2 (en) 2007-07-26 2013-04-02 Kobe Steel, Ltd. Iron-based soft magnetic powder for dust core and dust core
JP2009032880A (ja) * 2007-07-26 2009-02-12 Kobe Steel Ltd 高周波用の圧粉磁心用鉄基軟磁性粉末および圧粉磁心
JP5053195B2 (ja) * 2008-07-18 2012-10-17 株式会社タムラ製作所 圧粉磁心及びその製造方法
JP5293326B2 (ja) * 2009-03-25 2013-09-18 セイコーエプソン株式会社 絶縁物被覆軟磁性粉末、造粒粉、絶縁物被覆軟磁性粉末の製造方法、圧粉磁心および磁性素子
JP5381220B2 (ja) * 2009-03-25 2014-01-08 セイコーエプソン株式会社 絶縁物被覆軟磁性粉末、圧粉磁心および磁性素子
JP5381219B2 (ja) * 2009-03-25 2014-01-08 セイコーエプソン株式会社 絶縁物被覆軟磁性粉末、圧粉磁心および磁性素子
JP4523063B1 (ja) * 2009-03-30 2010-08-11 エンパイア テクノロジー ディベロップメント エルエルシー 磁性複合体及びその製造方法並びにシールド構造体
JP5174758B2 (ja) * 2009-08-07 2013-04-03 株式会社タムラ製作所 圧粉磁心及びその製造方法
JP6403940B2 (ja) * 2013-05-24 2018-10-10 株式会社タムラ製作所 圧粉磁心とその製造方法
WO2015011793A1 (ja) * 2013-07-24 2015-01-29 株式会社 日立製作所 圧粉軟磁性体
DE102015105431A1 (de) * 2015-04-09 2016-10-13 Volkswagen Ag Verfahren zur Herstellung eines weichmagnetischen Körpers
JP6965300B2 (ja) 2019-03-19 2021-11-10 株式会社東芝 複数の扁平磁性金属粒子、圧粉材料、及び回転電機
JP7438900B2 (ja) * 2020-09-04 2024-02-27 株式会社東芝 圧粉材料及び回転電機

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4601765A (en) * 1983-05-05 1986-07-22 General Electric Company Powdered iron core magnetic devices
JPS62232103A (ja) * 1986-04-01 1987-10-12 Hitachi Metals Ltd Ｆｅ基アモルフアス圧粉磁心およびその製造方法
JPS63104408A (ja) * 1986-10-22 1988-05-09 Nippon Kinzoku Kk 非晶質合金圧粉磁心の製造方法
JP2611994B2 (ja) * 1987-07-23 1997-05-21 日立金属株式会社 Ｆｅ基合金粉末およびその製造方法
JPH0614485B2 (ja) * 1988-05-25 1994-02-23 大八化学工業株式会社 表面改質磁性粉末およびそれを含有するボンド磁石組成物
US5026419A (en) * 1989-05-23 1991-06-25 Hitachi Metals, Ltd. Magnetically anisotropic hotworked magnet and method of producing same
US5252148A (en) * 1989-05-27 1993-10-12 Tdk Corporation Soft magnetic alloy, method for making, magnetic core, magnetic shield and compressed powder core using the same
JPH0479302A (ja) * 1990-07-23 1992-03-12 Toshiba Corp 圧粉磁心

Also Published As

Publication number Publication date
US6017490A (en) 2000-01-25
JPH10212503A (ja) 1998-08-11
KR100344268B1 (ko) 2002-12-05
AU724707B2 (en) 2000-09-28
EP0844623A1 (de) 1998-05-27
EP0844623B1 (de) 2001-09-19
AU4542497A (en) 1998-05-28
KR19980042792A (ko) 1998-08-17
CA2221979A1 (en) 1998-05-26
DE69706806T2 (de) 2002-04-25

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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: SEIKO EPSON CORP., TOKIO/TOKYO, JP

Owner name: YAGI, MASAAKI, KUMAMOTO, JP