JPS6134249B2 - - Google Patents
Info
- Publication number
- JPS6134249B2 JPS6134249B2 JP1375681A JP1375681A JPS6134249B2 JP S6134249 B2 JPS6134249 B2 JP S6134249B2 JP 1375681 A JP1375681 A JP 1375681A JP 1375681 A JP1375681 A JP 1375681A JP S6134249 B2 JPS6134249 B2 JP S6134249B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic field
- powder
- magnetic
- magnet
- radial
- 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
Links
- 239000000843 powder Substances 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 9
- 230000005415 magnetization Effects 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 239000006247 magnetic powder Substances 0.000 claims description 3
- 229910052761 rare earth metal Inorganic materials 0.000 description 8
- 150000002910 rare earth metals Chemical class 0.000 description 8
- 239000000463 material Substances 0.000 description 5
- 238000005245 sintering Methods 0.000 description 4
- 229910000859 α-Fe Inorganic materials 0.000 description 3
- 229910017052 cobalt Inorganic materials 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910000828 alnico Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000005347 demagnetization Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- AJCDFVKYMIUXCR-UHFFFAOYSA-N oxobarium;oxo(oxoferriooxy)iron Chemical compound [Ba]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O AJCDFVKYMIUXCR-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1375681A JPS57128909A (en) | 1981-02-03 | 1981-02-03 | Manufacture of permanent magnet having a plurality of radial magnetic dipoles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1375681A JPS57128909A (en) | 1981-02-03 | 1981-02-03 | Manufacture of permanent magnet having a plurality of radial magnetic dipoles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57128909A JPS57128909A (en) | 1982-08-10 |
| JPS6134249B2 true JPS6134249B2 (zh) | 1986-08-06 |
Family
ID=11842091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1375681A Granted JPS57128909A (en) | 1981-02-03 | 1981-02-03 | Manufacture of permanent magnet having a plurality of radial magnetic dipoles |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57128909A (zh) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5961008A (ja) * | 1982-09-30 | 1984-04-07 | Daido Steel Co Ltd | リング状異方性磁石の製造方法 |
| US4547758A (en) * | 1982-12-02 | 1985-10-15 | Hitachi Metals, Ltd. | Cylindrical permanent magnet and method of manufacturing |
| USRE34229E (en) * | 1982-12-02 | 1993-04-20 | Hitachi Metals, Ltd. | Cylindrical permanent magnet and method of manufacturing |
| JPS59216453A (ja) * | 1983-05-20 | 1984-12-06 | Hitachi Metals Ltd | 円筒状永久磁石の製造方法 |
| JPS61194801A (ja) * | 1985-02-25 | 1986-08-29 | Tohoku Metal Ind Ltd | 異方性樹脂マグネツト |
| JPS6288312A (ja) * | 1985-10-15 | 1987-04-22 | Tohoku Metal Ind Ltd | 希土類コバルト磁石の磁場中成型方法 |
| JPH0726804Y2 (ja) * | 1986-12-18 | 1995-06-14 | 株式会社トーキン | 円筒形外周多極磁石 |
| JPH02305A (ja) * | 1988-12-16 | 1990-01-05 | Daido Steel Co Ltd | プラスチック磁石 |
| US7416358B2 (en) | 2003-04-15 | 2008-08-26 | L'oreal | Applicator intended to be attached to a finger |
| CN104347261A (zh) * | 2014-10-10 | 2015-02-11 | 宁波金鸡强磁股份有限公司 | 一种辐射圆环磁体取向装置以及取向方法 |
-
1981
- 1981-02-03 JP JP1375681A patent/JPS57128909A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57128909A (en) | 1982-08-10 |
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