JPS61170004A - 永久磁石体 - Google Patents
永久磁石体Info
- Publication number
- JPS61170004A JPS61170004A JP60009820A JP982085A JPS61170004A JP S61170004 A JPS61170004 A JP S61170004A JP 60009820 A JP60009820 A JP 60009820A JP 982085 A JP982085 A JP 982085A JP S61170004 A JPS61170004 A JP S61170004A
- Authority
- JP
- Japan
- Prior art keywords
- magnet
- system magnet
- permanent
- permanent magnet
- thermal
- 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.)
- Granted
Links
- 229910052761 rare earth metal Inorganic materials 0.000 claims abstract description 7
- 229910017086 Fe-M Inorganic materials 0.000 claims abstract description 6
- 229910052779 Neodymium Inorganic materials 0.000 claims abstract description 4
- 229910052684 Cerium Inorganic materials 0.000 claims abstract description 3
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 3
- 229910052777 Praseodymium Inorganic materials 0.000 claims abstract 2
- 229910052752 metalloid Inorganic materials 0.000 claims description 3
- 229910052692 Dysprosium Inorganic materials 0.000 claims description 2
- 229910018598 Si-Co Inorganic materials 0.000 claims 1
- 229910008453 Si—Co Inorganic materials 0.000 claims 1
- 230000002427 irreversible effect Effects 0.000 abstract description 8
- 230000007423 decrease Effects 0.000 abstract 3
- 230000015556 catabolic process Effects 0.000 abstract 1
- 238000006731 degradation reaction Methods 0.000 abstract 1
- 238000010030 laminating Methods 0.000 abstract 1
- 230000005347 demagnetization Effects 0.000 description 4
- 230000002441 reversible effect Effects 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 229910000765 intermetallic Inorganic materials 0.000 description 3
- 229910052723 transition metal Inorganic materials 0.000 description 3
- -1 rare earth transition metal Chemical class 0.000 description 2
- 229910017827 Cu—Fe Inorganic materials 0.000 description 1
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910001751 gemstone Inorganic materials 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/02—Permanent magnets [PM]
- H01F7/0205—Magnetic circuits with PM in general
- H01F7/021—Construction of PM
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Hard Magnetic Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60009820A JPS61170004A (ja) | 1985-01-24 | 1985-01-24 | 永久磁石体 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60009820A JPS61170004A (ja) | 1985-01-24 | 1985-01-24 | 永久磁石体 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61170004A true JPS61170004A (ja) | 1986-07-31 |
| JPH0443401B2 JPH0443401B2 (enExample) | 1992-07-16 |
Family
ID=11730779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60009820A Granted JPS61170004A (ja) | 1985-01-24 | 1985-01-24 | 永久磁石体 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61170004A (enExample) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1994018682A1 (en) * | 1993-02-12 | 1994-08-18 | Oxford Instruments (Uk) Limited | Permanent magnet |
| US6425961B1 (en) | 1998-05-15 | 2002-07-30 | Alps Electric Co., Ltd. | Composite hard magnetic material and method for producing the same |
| WO2013145088A1 (ja) * | 2012-03-26 | 2013-10-03 | 株式会社日立製作所 | 希土類磁石 |
| CN110136908A (zh) * | 2019-05-07 | 2019-08-16 | 李明 | 一种稀土永磁复合材料及其制备方法 |
-
1985
- 1985-01-24 JP JP60009820A patent/JPS61170004A/ja active Granted
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1994018682A1 (en) * | 1993-02-12 | 1994-08-18 | Oxford Instruments (Uk) Limited | Permanent magnet |
| US6425961B1 (en) | 1998-05-15 | 2002-07-30 | Alps Electric Co., Ltd. | Composite hard magnetic material and method for producing the same |
| WO2013145088A1 (ja) * | 2012-03-26 | 2013-10-03 | 株式会社日立製作所 | 希土類磁石 |
| JPWO2013145088A1 (ja) * | 2012-03-26 | 2015-08-03 | 株式会社日立製作所 | 希土類磁石 |
| CN110136908A (zh) * | 2019-05-07 | 2019-08-16 | 李明 | 一种稀土永磁复合材料及其制备方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0443401B2 (enExample) | 1992-07-16 |
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