JPS5950583U - Commutatorless motor with rotation speed detection device - Google Patents
Commutatorless motor with rotation speed detection deviceInfo
- Publication number
- JPS5950583U JPS5950583U JP14500782U JP14500782U JPS5950583U JP S5950583 U JPS5950583 U JP S5950583U JP 14500782 U JP14500782 U JP 14500782U JP 14500782 U JP14500782 U JP 14500782U JP S5950583 U JPS5950583 U JP S5950583U
- Authority
- JP
- Japan
- Prior art keywords
- speed detection
- detection device
- rotation speed
- coil pattern
- yoke plate
- 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
Landscapes
- Brushless Motors (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の回転速度検出装置付無整流子電動機を示
す要部側断面図、第２図は第１図の電動機に使用される
回転速度検出のための周波数発電機用マグネットを示す
正面図および一部断面図、第３図は同じく周波数発電機
のコイルパターンを示す正面図、第４図は本考案の電動
機における回転子側の永久磁石とその固定用ヨーク板を
示す正面図および中央部側断面図、第５図は第４図のも
のを用いた本考案の回転速度検出装置付無整流子電動機
の一実施例を示す要部側断面図である。なお図中１は固
定子巻線、２は永久磁石、５は周波数発電機用コイルパ
ターン、８は固定子側フレーム、９は永久磁石の固定用
ヨーク板、９ａはこれに環状に開設した放射状スリット
を示す。その他図中同−符号は同一または相当部分を示
すものとする。Figure 1 is a side sectional view of the main parts of a conventional non-commutator motor with a rotation speed detection device, and Figure 2 is a front view showing a frequency generator magnet for rotation speed detection used in the motor of Figure 1. 3 is a front view showing the coil pattern of the frequency generator, and FIG. 4 is a front view and center view showing the permanent magnet on the rotor side and the yoke plate for fixing it in the electric motor of the present invention. FIG. 5 is a side sectional view of a main part showing an embodiment of the commutatorless motor with a rotational speed detection device of the present invention using the motor shown in FIG. 4. In the figure, 1 is a stator winding, 2 is a permanent magnet, 5 is a frequency generator coil pattern, 8 is a stator side frame, 9 is a yoke plate for fixing the permanent magnet, and 9a is a radial ring that is opened in an annular shape. Shows slit. In other figures, the same reference numerals indicate the same or corresponding parts.
Claims (1)
石の正面と背面とに、固定子巻線および固定子側フレー
ムに設けた周波数発電機用コイルパターンをそれぞれ対
向状態に配設させると共に、上記コイルパターンに対向
する回転子側のヨーク板には、これに重合固着させた上
記各永久磁石からの漏洩磁束の通過用放射状スリットを
環状に開設させたことを特徴とする回転速度検出装置付
無整流子電動機。A stator winding and a frequency generator coil pattern provided on a stator side frame are arranged in a facing state on the front and back sides of a plurality of permanent magnets fixed to a yoke plate on a rotor side in a superposed state, respectively. , a rotational speed detection device characterized in that a yoke plate on the rotor side facing the coil pattern has an annular radial slit for passing leakage magnetic flux from each of the permanent magnets superimposed and fixed thereon. Commutatorless electric motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14500782U JPS5950583U (en) | 1982-09-25 | 1982-09-25 | Commutatorless motor with rotation speed detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14500782U JPS5950583U (en) | 1982-09-25 | 1982-09-25 | Commutatorless motor with rotation speed detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5950583U true JPS5950583U (en) | 1984-04-03 |
Family
ID=30323208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14500782U Pending JPS5950583U (en) | 1982-09-25 | 1982-09-25 | Commutatorless motor with rotation speed detection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5950583U (en) |
-
1982
- 1982-09-25 JP JP14500782U patent/JPS5950583U/en active Pending
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