DE69814762T2 - Hartmagnetische Legierung mit supergekühlter Schmelzregion,gesintertes Produkt davon und Anwendungen - Google Patents

Hartmagnetische Legierung mit supergekühlter Schmelzregion,gesintertes Produkt davon und Anwendungen

Info

Publication number
DE69814762T2
DE69814762T2 DE69814762T DE69814762T DE69814762T2 DE 69814762 T2 DE69814762 T2 DE 69814762T2 DE 69814762 T DE69814762 T DE 69814762T DE 69814762 T DE69814762 T DE 69814762T DE 69814762 T2 DE69814762 T2 DE 69814762T2
Authority
DE
Germany
Prior art keywords
supercooled
applications
magnetic alloy
hard magnetic
sintered product
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 - Fee Related
Application number
DE69814762T
Other languages
English (en)
Other versions
DE69814762D1 (de
Inventor
Koichi Fujita
Akihiro Makino
Akihisa Inoue
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.)
Alps Alpine Co Ltd
Original Assignee
Alps Electric Co Ltd
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 JP9233068A external-priority patent/JPH1174106A/ja
Priority claimed from JP9249931A external-priority patent/JPH1171646A/ja
Priority claimed from JP9235289A external-priority patent/JPH1171644A/ja
Priority claimed from JP24993597A external-priority patent/JPH11127548A/ja
Priority claimed from JP23529097A external-priority patent/JPH1171645A/ja
Application filed by Alps Electric Co Ltd filed Critical Alps Electric Co Ltd
Application granted granted Critical
Publication of DE69814762D1 publication Critical patent/DE69814762D1/de
Publication of DE69814762T2 publication Critical patent/DE69814762T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/025—Magnetic circuit
    • 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
    • H01F1/032—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 hard-magnetic materials
    • H01F1/04—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 hard-magnetic materials metals or alloys
    • H01F1/047—Alloys characterised by their composition
    • H01F1/053—Alloys characterised by their composition containing rare earth metals
    • H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
    • H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
    • H01F1/0571—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes
    • 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
    • H01F1/032—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 hard-magnetic materials
    • H01F1/04—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 hard-magnetic materials metals or alloys
    • H01F1/047—Alloys characterised by their composition
    • H01F1/053—Alloys characterised by their composition containing rare earth metals
    • H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
    • H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
    • H01F1/0571—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes
    • H01F1/0575—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together
    • H01F1/0577—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together sintered
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/02—Details of the magnetic circuit characterised by the magnetic material
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
    • H02K15/03—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies having permanent magnets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K37/00—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors
    • H02K37/10—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of permanent magnet type
    • H02K37/12—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of permanent magnet type with stationary armatures and rotating magnets
    • H02K37/14—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of permanent magnet type with stationary armatures and rotating magnets with magnets rotating within the armatures

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Hard Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
DE69814762T 1997-08-22 1998-08-13 Hartmagnetische Legierung mit supergekühlter Schmelzregion,gesintertes Produkt davon und Anwendungen Expired - Fee Related DE69814762T2 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP22686797 1997-08-22
JP9233068A JPH1174106A (ja) 1997-08-28 1997-08-28 鋳造磁石とその製造方法
JP9249931A JPH1171646A (ja) 1997-08-29 1997-08-29 スピーカ
JP9235289A JPH1171644A (ja) 1997-08-29 1997-08-29 硬磁性金属ガラス合金
JP24993597A JPH11127548A (ja) 1997-08-22 1997-08-29 ステッピングモータ
JP23529097A JPH1171645A (ja) 1997-08-29 1997-08-29 硬磁性合金焼結体とその製造方法

Publications (2)

Publication Number Publication Date
DE69814762D1 DE69814762D1 (de) 2003-06-26
DE69814762T2 true DE69814762T2 (de) 2003-12-04

Family

ID=27554014

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69814762T Expired - Fee Related DE69814762T2 (de) 1997-08-22 1998-08-13 Hartmagnetische Legierung mit supergekühlter Schmelzregion,gesintertes Produkt davon und Anwendungen

Country Status (4)

Country Link
US (1) US6172589B1 (de)
EP (1) EP0898287B1 (de)
KR (1) KR100320249B1 (de)
DE (1) DE69814762T2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011087340A1 (de) * 2011-11-29 2013-05-29 Bayerische Motoren Werke Aktiengesellschaft Elektrische Maschine sowie Verfahren zur Herstellung einer elektrischen Maschine

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* Cited by examiner, † Cited by third party
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US6594157B2 (en) * 2000-03-21 2003-07-15 Alps Electric Co., Ltd. Low-loss magnetic powder core, and switching power supply, active filter, filter, and amplifying device using the same
WO2001091139A1 (en) 2000-05-24 2001-11-29 Sumitomo Special Metals Co., Ltd. Permanent magnet including multiple ferromagnetic phases and method for producing the magnet
JP3822031B2 (ja) * 2000-06-29 2006-09-13 日産自動車株式会社 交換スプリング磁石粉末の製造方法
AU2001288123A1 (en) * 2000-10-06 2002-04-22 Santoku Corporation Process for producing, through strip casting, raw alloy for nanocomposite type permanent magnet
US6790296B2 (en) * 2000-11-13 2004-09-14 Neomax Co., Ltd. Nanocomposite magnet and method for producing same
US7217328B2 (en) * 2000-11-13 2007-05-15 Neomax Co., Ltd. Compound for rare-earth bonded magnet and bonded magnet using the compound
HU227736B1 (en) * 2001-05-15 2012-02-28 Hitachi Metals Ltd Iron-based rare earth alloy nanocomposite magnet and method for producing the same
EP1414050B1 (de) * 2001-07-31 2006-10-25 Neomax Co., Ltd. Verfahren zum herstellen eines nanozusammensetzungsmagneten unter verwendung eines atomisierungsverfahrens
JP3839697B2 (ja) * 2001-10-17 2006-11-01 アルプス電気株式会社 回転角度センサ
US7261781B2 (en) * 2001-11-22 2007-08-28 Neomax Co., Ltd. Nanocomposite magnet
JP2005517808A (ja) * 2002-02-11 2005-06-16 ユニヴァースティ オブ ヴァージニア パテント ファウンデイション 嵩凝固する高マンガン非強磁性アモルファス・スチール合金、およびそれを用いたおよび製造する関連する方法
US7763125B2 (en) * 2003-06-02 2010-07-27 University Of Virginia Patent Foundation Non-ferromagnetic amorphous steel alloys containing large-atom metals
USRE47863E1 (en) 2003-06-02 2020-02-18 University Of Virginia Patent Foundation Non-ferromagnetic amorphous steel alloys containing large-atom metals
WO2005024075A2 (en) * 2003-06-02 2005-03-17 University Of Virginia Patent Foundation Non-ferromagnetic amorphous steel alloys containing large-atom metals
WO2005020252A1 (ja) * 2003-08-22 2005-03-03 Nec Tokin Corporation 高周波用磁心及びそれを用いたインダクタンス部品
US9051630B2 (en) * 2005-02-24 2015-06-09 University Of Virginia Patent Foundation Amorphous steel composites with enhanced strengths, elastic properties and ductilities
KR100701027B1 (ko) * 2005-04-19 2007-03-29 연세대학교 산학협력단 연성이 우수한 단일상 비정질 합금
US7714479B2 (en) * 2007-09-19 2010-05-11 Light Engineering, Inc. Segmented composite rotor
US8049376B2 (en) * 2008-01-29 2011-11-01 Ford Global Technologies, Llc Motor system with magnet for a vehicle fuel pump
US9818520B2 (en) * 2012-01-04 2017-11-14 Toyota Jidosha Kabushiki Kaisha Rare-earth nanocomposite magnet
CN104094368A (zh) 2012-01-30 2014-10-08 三菱电机株式会社 磁路
CN105296894B (zh) * 2014-07-18 2017-05-17 中国科学院宁波材料技术与工程研究所 一种铁基非晶合金及其制备方法
JP6221978B2 (ja) * 2014-07-25 2017-11-01 トヨタ自動車株式会社 希土類磁石の製造方法
CN106341027B (zh) * 2016-10-19 2018-08-24 山东大学 组合型正交圆柱结构两自由度混合式步进电动机及其应用
CN110707894B (zh) * 2019-10-31 2021-10-15 南京理工大学 基于多种磁相变合金的振动能量收集器
US11553580B2 (en) 2020-05-07 2023-01-10 FJP Solution LLC Connectors and wireless controllers for wired lighting systems
CN111613407B (zh) * 2020-06-03 2022-05-03 福建省长汀金龙稀土有限公司 一种r-t-b系永磁材料、原料组合物及其制备方法和应用

Family Cites Families (12)

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US5172751A (en) * 1982-09-03 1992-12-22 General Motors Corporation High energy product rare earth-iron magnet alloys
JPH04147605A (ja) * 1990-10-11 1992-05-21 Hitachi Metals Ltd 希土類―鉄―硼素系永久磁石の製造方法
JPH07118979B2 (ja) 1991-08-13 1995-12-20 幸一 相上 瓦切断用刻印機
CN1053988C (zh) * 1991-11-11 2000-06-28 住友特殊金属株式会社 稀土磁体和稀土磁体用的合金粉末及其制造方法
JP2753429B2 (ja) 1992-10-28 1998-05-20 ゼネラル・モーターズ・コーポレーション ボンド磁石
JP2753432B2 (ja) 1992-10-28 1998-05-20 ゼネラル・モーターズ・コーポレーション 焼結永久磁石
EP0632471B1 (de) * 1993-06-14 1997-09-24 Santoku Metal Industry Co., Ltd. Verfahren zur Herstellung eines Dauermagneten aus Seltenerdmetall, Bor und Eisen
JP3299630B2 (ja) * 1993-06-14 2002-07-08 株式会社三徳 永久磁石の製造法
JP3519443B2 (ja) * 1993-12-16 2004-04-12 住友特殊金属株式会社 永久磁石合金粉末とその製造方法
US5725684A (en) * 1995-12-08 1998-03-10 Alps Electric Co., Ltd. Amorphous hard magnetic alloy, amorphous hard magnetic cast alloy, and method for producing the same
US5976274A (en) * 1997-01-23 1999-11-02 Akihisa Inoue Soft magnetic amorphous alloy and high hardness amorphous alloy and high hardness tool using the same
DE69819953T2 (de) * 1997-03-25 2004-11-11 Alps Electric Co., Ltd. Auf Fe basierte hartmagnetische Legierung mit einer supergekühlter Spanne

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011087340A1 (de) * 2011-11-29 2013-05-29 Bayerische Motoren Werke Aktiengesellschaft Elektrische Maschine sowie Verfahren zur Herstellung einer elektrischen Maschine

Also Published As

Publication number Publication date
EP0898287A2 (de) 1999-02-24
DE69814762D1 (de) 2003-06-26
KR19990023782A (ko) 1999-03-25
EP0898287B1 (de) 2003-05-21
US6172589B1 (en) 2001-01-09
KR100320249B1 (ko) 2002-02-19
EP0898287A3 (de) 1999-03-31

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee