DE3480673D1 - Gebundene seltene erden-eisen-magnete. - Google Patents
Gebundene seltene erden-eisen-magnete.Info
- Publication number
- DE3480673D1 DE3480673D1 DE8484301453T DE3480673T DE3480673D1 DE 3480673 D1 DE3480673 D1 DE 3480673D1 DE 8484301453 T DE8484301453 T DE 8484301453T DE 3480673 T DE3480673 T DE 3480673T DE 3480673 D1 DE3480673 D1 DE 3480673D1
- Authority
- DE
- Germany
- Prior art keywords
- tied
- rare earth
- earth iron
- iron magnet
- magnet
- 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
- H01F1/032—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
- H01F1/0578—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 bonded together
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US49262983A | 1983-05-09 | 1983-05-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3480673D1 true DE3480673D1 (de) | 1990-01-11 |
Family
ID=23956982
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8484301453T Expired - Lifetime DE3480673D1 (de) | 1983-05-09 | 1984-03-06 | Gebundene seltene erden-eisen-magnete. |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP0125752B1 (ja) |
JP (1) | JPS59211549A (ja) |
AU (1) | AU571497B2 (ja) |
BR (1) | BR8402029A (ja) |
CA (1) | CA1216623A (ja) |
DE (1) | DE3480673D1 (ja) |
ES (1) | ES532283A0 (ja) |
MX (1) | MX167657B (ja) |
Families Citing this family (41)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59219904A (ja) * | 1983-05-30 | 1984-12-11 | Sumitomo Special Metals Co Ltd | ボンド磁石の製造方法およびボンド磁石用材料の製造方法 |
JPS6017905A (ja) * | 1983-07-08 | 1985-01-29 | Sumitomo Special Metals Co Ltd | 永久磁石用合金粉末 |
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 |
JPS60153109A (ja) * | 1984-01-21 | 1985-08-12 | Sumitomo Special Metals Co Ltd | 永久磁石体 |
US4558077A (en) * | 1984-03-08 | 1985-12-10 | General Motors Corporation | Epoxy bonded rare earth-iron magnets |
CA1244322A (en) * | 1984-09-14 | 1988-11-08 | Robert W. Lee | Hot pressed permanent magnet having high and low coercivity regions |
JPH0630295B2 (ja) * | 1984-12-31 | 1994-04-20 | ティーディーケイ株式会社 | 永久磁石 |
USRE34838E (en) * | 1984-12-31 | 1995-01-31 | Tdk Corporation | Permanent magnet and method for producing same |
US5538565A (en) * | 1985-08-13 | 1996-07-23 | Seiko Epson Corporation | Rare earth cast alloy permanent magnets and methods of preparation |
US6136099A (en) * | 1985-08-13 | 2000-10-24 | Seiko Epson Corporation | Rare earth-iron series permanent magnets and method of preparation |
US4689163A (en) * | 1986-02-24 | 1987-08-25 | Matsushita Electric Industrial Co., Ltd. | Resin-bonded magnet comprising a specific type of ferromagnetic powder dispersed in a specific type of resin binder |
JPH0687634B2 (ja) * | 1986-02-24 | 1994-11-02 | 松下電器産業株式会社 | 永久磁石型モ−タ |
JP2530641B2 (ja) * | 1986-03-20 | 1996-09-04 | 日立金属株式会社 | 磁気異方性ボンド磁石、それに用いる磁粉及びその製造方法 |
EP0242187B1 (en) * | 1986-04-15 | 1992-06-03 | TDK Corporation | Permanent magnet and method of producing same |
DE3789829T2 (de) * | 1986-06-06 | 1994-09-01 | Seiko Instr Inc | Seltene Erden-Eisenmagnet und Herstellungsverfahren. |
DE3786426T2 (de) * | 1986-06-12 | 1993-12-09 | Toshiba Kawasaki Kk | Dauermagnet und Dauermagnetlegierung. |
AT386554B (de) * | 1986-08-04 | 1988-09-12 | Treibacher Chemische Werke Ag | Verfahren zur herstellung korrosionsbestaendiger, hartmagnetischer pulver fuer die magneterzeugung, magnete aus hartmagnetischem pulver und verfahren zu deren herstellung |
EP0265006A1 (en) * | 1986-10-13 | 1988-04-27 | Koninklijke Philips Electronics N.V. | Method of manufacturing a permanent magnet |
US4829277A (en) * | 1986-11-20 | 1989-05-09 | General Motors Corporation | Isotropic rare earth-iron field magnets for magnetic resonance imaging |
KR900006533B1 (ko) * | 1987-01-06 | 1990-09-07 | 히다찌 긴조꾸 가부시끼가이샤 | 이방성 자성분말과 이의 자석 및 이의 제조방법 |
US4983232A (en) * | 1987-01-06 | 1991-01-08 | Hitachi Metals, Ltd. | Anisotropic magnetic powder and magnet thereof and method of producing same |
JP2599378B2 (ja) * | 1987-02-06 | 1997-04-09 | 松下電器産業株式会社 | 樹脂磁石の製造方法 |
EP0284033B1 (en) * | 1987-03-23 | 1993-08-11 | Tokin Corporation | A method for producing a rare earth metal-iron-boron anisotropic bonded magnet from rapidly-quenched rare earth metal-iron-boron alloy ribbon-like flakes |
ATE109921T1 (de) * | 1987-04-30 | 1994-08-15 | Seiko Epson Corp | Dauermagnet und sein herstellungsverfahren. |
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 |
CN1012477B (zh) * | 1987-08-19 | 1991-05-01 | 三菱金属株式会社 | 稀土-铁-硼磁体粉末及其制备方法 |
JP2619653B2 (ja) * | 1987-10-16 | 1997-06-11 | セイコーエプソン株式会社 | 希土類磁石 |
US4881988A (en) * | 1987-11-16 | 1989-11-21 | Rjf International Corporation | Novel flexible magnet for use in small dc motors |
US4832891A (en) * | 1987-11-25 | 1989-05-23 | Eastman Kodak Company | Method of making an epoxy bonded rare earth-iron magnet |
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 |
IE891581A1 (en) * | 1988-06-20 | 1991-01-02 | Seiko Epson Corp | Permanent magnet and a manufacturing method thereof |
JP2843379B2 (ja) * | 1988-10-04 | 1999-01-06 | 日立金属株式会社 | 等方性耐熱ボンド磁石およびその製造方法ならびにそれを用いる磁粉、それを用いたpm型モータ |
DE68916184T2 (de) * | 1988-11-14 | 1994-11-17 | Asahi Chemical Ind | Magnetische Stoffe, enthaltend Seltenerdelemente, Eisen, Stickstoff und Wasserstoff. |
CA2019257A1 (en) * | 1989-06-27 | 1990-12-27 | Takuji Nomura | Magnet and method for manufacturing the same |
US5037492A (en) * | 1989-12-19 | 1991-08-06 | General Motors Corporation | Alloying low-level additives into hot-worked Nd-Fe-B magnets |
JP2780422B2 (ja) * | 1990-03-07 | 1998-07-30 | 松下電器産業株式会社 | 樹脂磁石構造体の製造方法 |
AU6733196A (en) * | 1995-08-30 | 1997-03-19 | Danfoss A/S | Method of producing magnetic poles on a base member, and rotor of an electrical machine |
JPH08181011A (ja) * | 1995-10-02 | 1996-07-12 | Seiko Epson Corp | 希土類磁石 |
JP5752094B2 (ja) * | 2012-08-08 | 2015-07-22 | ミネベア株式会社 | フルデンス希土類−鉄系ボンド磁石の製造方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB455806A (en) * | 1934-07-11 | 1936-10-28 | Max Baermann Junior | Process for making permanent magnets |
DE1288317B (de) * | 1966-09-01 | 1969-01-30 | Baermann Max | Verfahren zur Herstellung von anisotropen gepressten Dauermagneten |
US4197146A (en) * | 1978-10-24 | 1980-04-08 | General Electric Company | Molded amorphous metal electrical magnetic components |
JPS5754304A (en) * | 1980-09-19 | 1982-03-31 | Seiko Epson Corp | Manufacture of permanent magnet |
JPS57141901A (en) * | 1981-02-26 | 1982-09-02 | Mitsubishi Steel Mfg Co Ltd | Permanent magnet powder |
CA1176814A (en) * | 1981-05-11 | 1984-10-30 | Kalatur S. V. L. Narasimhan | Method of improving magnets |
US4851058A (en) * | 1982-09-03 | 1989-07-25 | General Motors Corporation | High energy product rare earth-iron magnet alloys |
DE3379131D1 (en) * | 1982-09-03 | 1989-03-09 | Gen Motors Corp | Re-tm-b alloys, method for their production and permanent magnets containing such alloys |
CA1236381A (en) * | 1983-08-04 | 1988-05-10 | Robert W. Lee | Iron-rare earth-boron permanent magnets by hot working |
-
1983
- 1983-12-15 CA CA000443441A patent/CA1216623A/en not_active Expired
-
1984
- 1984-03-06 DE DE8484301453T patent/DE3480673D1/de not_active Expired - Lifetime
- 1984-03-06 EP EP84301453A patent/EP0125752B1/en not_active Expired
- 1984-03-21 AU AU25958/84A patent/AU571497B2/en not_active Expired
- 1984-04-02 MX MX2660584A patent/MX167657B/es unknown
- 1984-04-30 BR BR8402029A patent/BR8402029A/pt not_active IP Right Cessation
- 1984-05-08 ES ES532283A patent/ES532283A0/es active Granted
- 1984-05-09 JP JP59091153A patent/JPS59211549A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPH0420975B2 (ja) | 1992-04-07 |
BR8402029A (pt) | 1984-12-18 |
JPS59211549A (ja) | 1984-11-30 |
EP0125752A3 (en) | 1987-01-28 |
ES8503163A1 (es) | 1985-02-01 |
AU2595884A (en) | 1984-11-15 |
ES532283A0 (es) | 1985-02-01 |
AU571497B2 (en) | 1988-04-21 |
MX167657B (es) | 1993-04-01 |
EP0125752B1 (en) | 1989-12-06 |
CA1216623A (en) | 1987-01-13 |
EP0125752A2 (en) | 1984-11-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE3480673D1 (de) | Gebundene seltene erden-eisen-magnete. | |
DE3668514D1 (de) | Seltenerd-eisen-bor-dauermagnet. | |
DE3481247D1 (de) | Magnetanordnung. | |
DE3378705D1 (en) | Permanent magnet | |
FI852764L (fi) | Kaernmagnetisk resonansapparat med en permanent magnet. | |
FI844304L (fi) | Magnetisk anordning foer braensleledning. | |
FI840376A (fi) | Supraledande magnet med stoedkonstruktion foer ringformade supraledande lindningar. | |
DE3875183D1 (de) | Dauermagnete. | |
DE3587977D1 (de) | Dauermagnete. | |
TR21790A (tr) | Daimi miknatish,doenen elektrik dinamosu | |
FI840212A (fi) | Magnetisk stroemningsmaetare med kapacitiv koppling. | |
DE3882832D1 (de) | Weicheisenmagnet-duennfilme. | |
NO159499C (no) | Forankringsmutter-fastgjoeringsinnretning. | |
DE3789829D1 (de) | Seltene Erden-Eisenmagnet und Herstellungsverfahren. | |
DE3887429T2 (de) | Korrosionswiderstandsfähiger Seltenerdmetallmagnet. | |
FI852763A0 (fi) | Kaernmagnetisk resonansanordning med en magnet av permanent magnetiskt aemne. | |
NO163350C (no) | Trakthoeyttaler med redusert magnetflukslekkasje. | |
IT8423245A0 (it) | Valvola magnetica. | |
IT8321276A0 (it) | Valvola magnetica. | |
NO166976C (no) | Magnetisk kompass. | |
FR2526046B1 (fr) | Alliages du type fer-nickel-chrome-aluminium-terre rare | |
DK434284D0 (da) | Magnetventil | |
NL190990C (nl) | Magneetslot. | |
IT8321277A0 (it) | Valvola magnetica. | |
DE3480884D1 (de) | Dauerkalender. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8365 | Fully valid after opposition proceedings | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: MAGNEQUENCH INTERNATIONAL INC., ANDERSON, IND., US |
|
8328 | Change in the person/name/address of the agent |
Free format text: ANDRAE FLACH HAUG, 81541 MUENCHEN |