ATE109921T1 - Dauermagnet und sein herstellungsverfahren. - Google Patents

Dauermagnet und sein herstellungsverfahren.

Info

Publication number
ATE109921T1
ATE109921T1 AT87308559T AT87308559T ATE109921T1 AT E109921 T1 ATE109921 T1 AT E109921T1 AT 87308559 T AT87308559 T AT 87308559T AT 87308559 T AT87308559 T AT 87308559T AT E109921 T1 ATE109921 T1 AT E109921T1
Authority
AT
Austria
Prior art keywords
permanent magnet
manufacturing process
magnet
anisotropic
boron
Prior art date
Application number
AT87308559T
Other languages
English (en)
Inventor
Osamu Kobayashi
Koji Akioka
Tatsuya Shimoda
Original Assignee
Seiko Epson 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
Priority claimed from JP62104622A external-priority patent/JP2611221B2/ja
Application filed by Seiko Epson Corp filed Critical Seiko Epson Corp
Application granted granted Critical
Publication of ATE109921T1 publication Critical patent/ATE109921T1/de

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
    • H01F1/032—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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C19/00—Alloys based on nickel or cobalt
    • C22C19/07—Alloys based on nickel or cobalt based on cobalt
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/10—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
    • 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
    • H01F1/0576—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 pressed, e.g. hot working
    • 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
    • H01F41/0253—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 for manufacturing permanent magnets
    • H01F41/0273—Imparting anisotropy

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Hard Magnetic Materials (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Soft Magnetic Materials (AREA)
  • Magnetic Treatment Devices (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
AT87308559T 1987-04-30 1987-09-28 Dauermagnet und sein herstellungsverfahren. ATE109921T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62104622A JP2611221B2 (ja) 1986-05-01 1987-04-30 永久磁石の製造方法

Publications (1)

Publication Number Publication Date
ATE109921T1 true ATE109921T1 (de) 1994-08-15

Family

ID=14385541

Family Applications (2)

Application Number Title Priority Date Filing Date
AT87308559T ATE109921T1 (de) 1987-04-30 1987-09-28 Dauermagnet und sein herstellungsverfahren.
AT94101456T ATE162001T1 (de) 1987-04-30 1987-09-28 Magnetische legierung und herstellungsverfahren

Family Applications After (1)

Application Number Title Priority Date Filing Date
AT94101456T ATE162001T1 (de) 1987-04-30 1987-09-28 Magnetische legierung und herstellungsverfahren

Country Status (4)

Country Link
US (1) US5076861A (de)
EP (1) EP0288637B1 (de)
AT (2) ATE109921T1 (de)
DE (2) DE3750367T2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5460662A (en) * 1987-04-30 1995-10-24 Seiko Epson Corporation Permanent magnet and method of production
US5186761A (en) * 1987-04-30 1993-02-16 Seiko Epson Corporation Magnetic alloy and method of production
EP0556751B1 (de) * 1992-02-15 1998-06-10 Santoku Metal Industry Co., Ltd. Legierungsblock für einen Dauermagnet, anisotropes Pulver für einen Dauermagnet, Verfahren zur Herstellung eines solchen und Dauermagneten
JP3932143B2 (ja) * 1992-02-21 2007-06-20 Ｔｄｋ株式会社 磁石の製造方法
DE69434323T2 (de) * 1993-11-02 2006-03-09 Tdk Corp. Preparation d'un aimant permanent
US6605162B2 (en) 2000-08-11 2003-08-12 Nissan Motor Co., Ltd. Anisotropic magnet and process of producing the same

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57100705A (en) * 1980-12-16 1982-06-23 Seiko Epson Corp Permanent magnet
JPS5947017B2 (ja) * 1981-01-24 1984-11-16 財団法人電気磁気材料研究所 磁気録音および再生ヘツド用磁性合金ならびにその製造法
CA1315571C (en) * 1982-08-21 1993-04-06 Masato Sagawa Magnetic materials and permanent magnets
EP0108474B2 (de) * 1982-09-03 1995-06-21 General Motors Corporation RE-TM-B Legierungen, deren Herstellung und permanent Magnete die solche Legierungen enthalten
CA1280013C (en) * 1983-05-06 1991-02-12 Setsuo Fujimura Isotropic magnets and process for producing same
US4902361A (en) * 1983-05-09 1990-02-20 General Motors Corporation Bonded rare earth-iron magnets
CA1216623A (en) * 1983-05-09 1987-01-13 John J. Croat Bonded rare earth-iron magnets
US4597938A (en) * 1983-05-21 1986-07-01 Sumitomo Special Metals Co., Ltd. Process for producing permanent magnet materials
JPS6032306A (ja) * 1983-08-02 1985-02-19 Sumitomo Special Metals Co Ltd 永久磁石
CA1236381A (en) * 1983-08-04 1988-05-10 Robert W. Lee Iron-rare earth-boron permanent magnets by hot working
JPS6063304A (ja) * 1983-09-17 1985-04-11 Sumitomo Special Metals Co Ltd 希土類・ボロン・鉄系永久磁石用合金粉末の製造方法
JPS6076108A (ja) * 1983-10-03 1985-04-30 Sumitomo Special Metals Co Ltd 磁気回路
JPS60152008A (ja) * 1984-01-20 1985-08-10 Tdk Corp 永久磁石用材料
JPS60162750A (ja) * 1984-02-01 1985-08-24 Nippon Gakki Seizo Kk 希土類磁石およびその製法
JPS60218457A (ja) * 1984-04-12 1985-11-01 Seiko Epson Corp 永久磁石合金
EP0175214B2 (de) * 1984-09-14 1993-12-29 Kabushiki Kaisha Toshiba Permanentmagnetische Legierung und Methode zu ihrer Herstellung
US4767450A (en) * 1984-11-27 1988-08-30 Sumitomo Special Metals Co., Ltd. Process for producing the rare earth alloy powders
US4765848A (en) * 1984-12-31 1988-08-23 Kaneo Mohri Permanent magnent and method for producing same
JPS61268006A (ja) * 1985-05-23 1986-11-27 Tdk Corp 異方性磁石
FR2586323B1 (fr) * 1985-08-13 1992-11-13 Seiko Epson Corp Aimant permanent a base de terres rares-fer
JP2558095B2 (ja) * 1986-02-26 1996-11-27 セイコーエプソン株式会社 希土類一鉄系永久磁石の製造方法
JPS6318604A (ja) * 1986-07-11 1988-01-26 Namiki Precision Jewel Co Ltd 樹脂結合永久磁石およびその製造方法
JP2664159B2 (ja) * 1987-09-21 1997-10-15 株式会社日立製作所 アーマロッドの巻付装置
JPS6481604A (en) * 1987-09-22 1989-03-27 Toshiba Corp Line breaker
US4834812A (en) * 1987-11-02 1989-05-30 Union Oil Company Of California Method for producing polymer-bonded magnets from rare earth-iron-boron compositions
JP2869462B2 (ja) * 1989-02-01 1999-03-10 株式会社ハッコー 光ケーブル布設工法
JPH03213320A (ja) * 1990-01-18 1991-09-18 Fanuc Ltd 電動式射出成形機の射出装置

Also Published As

Publication number Publication date
DE3752160T2 (de) 1998-04-16
US5076861A (en) 1991-12-31
DE3752160D1 (de) 1998-02-12
DE3750367T2 (de) 1994-12-08
DE3750367D1 (de) 1994-09-15
EP0288637A3 (en) 1989-08-30
EP0288637A2 (de) 1988-11-02
ATE162001T1 (de) 1998-01-15
EP0288637B1 (de) 1994-08-10

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee