JPS6450663U - - Google Patents
Info
- Publication number
- JPS6450663U JPS6450663U JP14422287U JP14422287U JPS6450663U JP S6450663 U JPS6450663 U JP S6450663U JP 14422287 U JP14422287 U JP 14422287U JP 14422287 U JP14422287 U JP 14422287U JP S6450663 U JPS6450663 U JP S6450663U
- Authority
- JP
- Japan
- Prior art keywords
- permanent magnet
- outer peripheral
- peripheral surface
- casing
- cylindrical
- 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.)
- Pending
Links
- 230000002093 peripheral effect Effects 0.000 claims 2
- 239000000696 magnetic material Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 230000004907 flux Effects 0.000 description 2
- 230000005381 magnetic domain Effects 0.000 description 1
Landscapes
- Brushless Motors (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Description
第１図〜第３図はこの考案による永久磁石回転
子の一実施例を示す図で、第１図は横断面図、第
２図は第１図の要部拡大図、第３図は磁束密度分
布波形図、第４図〜第７図は従来の永久磁石回転
子を示す図で、第４図は縦断面図、第５図は第４
図の横断面図、第６図は磁束密度分布波形図、第
７図は磁区の配向方向説明図である。
図中、１はヨーク、２は永久磁石、６はケーシ
ングである。なお、図中同一符号は同一部分を示
す。
Figures 1 to 3 are diagrams showing an embodiment of the permanent magnet rotor according to this invention. Figure 1 is a cross-sectional view, Figure 2 is an enlarged view of the main part of Figure 1, and Figure 3 is a magnetic flux. Density distribution waveform diagrams, Figures 4 to 7 are diagrams showing conventional permanent magnet rotors, where Figure 4 is a longitudinal cross-sectional view and Figure 5 is a vertical cross-sectional view.
6 is a diagram of magnetic flux density distribution waveforms, and FIG. 7 is an explanatory diagram of orientation directions of magnetic domains. In the figure, 1 is a yoke, 2 is a permanent magnet, and 6 is a casing. Note that the same reference numerals in the figures indicate the same parts.
Claims (1)
て永久磁石を複数個配置し、この永久磁石の外周
面に円筒状のケーシングが嵌入されたものにおい
て、上記ケーシングを磁性材料により構成したこ
とを特徴とする永久磁石回転子。 A plurality of permanent magnets are arranged along the outer peripheral surface of a cylindrical yoke fixed to a shaft, and a cylindrical casing is fitted into the outer peripheral surface of the permanent magnet, and the casing is made of a magnetic material. A permanent magnet rotor featuring:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14422287U JPS6450663U (en) | 1987-09-21 | 1987-09-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14422287U JPS6450663U (en) | 1987-09-21 | 1987-09-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6450663U true JPS6450663U (en) | 1989-03-29 |
Family
ID=31411737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14422287U Pending JPS6450663U (en) | 1987-09-21 | 1987-09-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6450663U (en) |
-
1987
- 1987-09-21 JP JP14422287U patent/JPS6450663U/ja active Pending
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