JPS61144774U - - Google Patents
Info
- Publication number
- JPS61144774U JPS61144774U JP2822985U JP2822985U JPS61144774U JP S61144774 U JPS61144774 U JP S61144774U JP 2822985 U JP2822985 U JP 2822985U JP 2822985 U JP2822985 U JP 2822985U JP S61144774 U JPS61144774 U JP S61144774U
- Authority
- JP
- Japan
- Prior art keywords
- permanent magnet
- armature
- field element
- type synchronous
- synchronous rotating
- 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
- 238000004804 winding Methods 0.000 claims description 2
- 230000001360 synchronised effect Effects 0.000 claims 3
- 230000004907 flux Effects 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Description
第１図はこの考案の実施例に係る断面図、第２
図は第１図の実施例の要部斜視図、第３図は第１
図の実施例の他の要部の拡大図、第４図はこの考
案の実施例の作用説明図、第５図は従来例の説明
図である。
１…ステータ、２…電機子巻線、３…空隙、４
０…ロータ、５０…永久磁石、６０…回転軸、Ｅ
…磁石の厚さ。
Figure 1 is a cross-sectional view of an embodiment of this invention;
The figure is a perspective view of the main part of the embodiment shown in Fig. 1, and Fig. 3 is a perspective view of the main part of the embodiment shown in Fig. 1.
FIG. 4 is an enlarged view of other important parts of the embodiment shown in the figure, FIG. 4 is an explanatory diagram of the operation of the embodiment of this invention, and FIG. 5 is an explanatory diagram of the conventional example. 1... Stator, 2... Armature winding, 3... Air gap, 4
0... Rotor, 50... Permanent magnet, 60... Rotating shaft, E
...The thickness of the magnet.
Claims (1)
、この電機子と空隙を介して対向し相対的に回転
可能に配置した界磁子とを具え、この界磁子の周
面は前記電機子又は前記界磁子の回転軸の伸長方
向と略同一の方向に延在する複数の永久磁石を有
する永久磁石型同期回転電機において、 前記永久磁石の前記空隙側の表面はその曲率の
中心が前記電機子又は前記界磁子の回転中心とほ
ぼ一致し且つ前記界磁子の表面とほぼ同一面内に
存在し、また前記永久磁石は前記空隙内の磁束分
布が正弦波状になるように厚さを連続的に変化さ
せた形状を有することを特徴とする永久磁石型同
期回転電機。 ２ 前記永久磁石の厚さが正弦波状に変化する実
用新案登録請求の範囲第１項記載の永久磁石型同
期回転電機。[Claims for Utility Model Registration] 1. An armature having an armature winding that forms a magnetic field, and a field element that faces the armature through an air gap and is arranged to be relatively rotatable; In a permanent magnet type synchronous rotating electrical machine having a plurality of permanent magnets, the peripheral surface of the magnet extends in substantially the same direction as the extension direction of the rotation axis of the armature or the field element, the gap side of the permanent magnet. The center of curvature of the surface of the surface of the permanent magnet substantially coincides with the center of rotation of the armature or the field element and is present in substantially the same plane as the surface of the field element, and the permanent magnet has a magnetic flux distribution within the air gap. 1. A permanent magnet type synchronous rotating electrical machine characterized by having a shape in which the thickness is continuously changed so as to form a sine wave. 2. The permanent magnet type synchronous rotating electric machine according to claim 1, wherein the thickness of the permanent magnet varies sinusoidally.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2822985U JPS61144774U (en) | 1985-02-28 | 1985-02-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2822985U JPS61144774U (en) | 1985-02-28 | 1985-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61144774U true JPS61144774U (en) | 1986-09-06 |
Family
ID=30525917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2822985U Pending JPS61144774U (en) | 1985-02-28 | 1985-02-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61144774U (en) |
-
1985
- 1985-02-28 JP JP2822985U patent/JPS61144774U/ja active Pending
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