JPS60166279U - brushless motor - Google Patents
brushless motorInfo
- Publication number
- JPS60166279U JPS60166279U JP5398384U JP5398384U JPS60166279U JP S60166279 U JPS60166279 U JP S60166279U JP 5398384 U JP5398384 U JP 5398384U JP 5398384 U JP5398384 U JP 5398384U JP S60166279 U JPS60166279 U JP S60166279U
- Authority
- JP
- Japan
- Prior art keywords
- brushless motor
- shaft
- shield plate
- dummy
- holder
- 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
Landscapes
- Brushless Motors (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、この考案の一実施例を示すブラシレスモータ
の要部断面４第２図は、第１図に示すプランレスモー夕
におけるホール素子取付板のホルダーへの取付状態を示
す側面図である。
１・・・・・・固定子コア、３・・・・・・駆動コイル
、４・・・・・・ロータコア、５・・・・・・マグネッ
ト、８・・・・・・シャフト、１０・・・・・・ボルダ
１１３・・・・・・シールド板、１４・・・・・・取付
板、１５・・・・・・ホール素子、２１・・・・・・ヨ
ーク、２２・・・・・・ダミーマグネット、２３，２４
゜２５．２６・・・・・・ロータリーエンコーダ。FIG. 1 is a cross-sectional view of essential parts of a brushless motor showing one embodiment of this invention. FIG. 2 is a side view showing how the Hall element mounting plate is attached to the holder in the planless motor shown in FIG. be. DESCRIPTION OF SYMBOLS 1... Stator core, 3... Drive coil, 4... Rotor core, 5... Magnet, 8... Shaft, 10... ...Boulder 113 ... Shield plate, 14 ... Mounting plate, 15 ... Hall element, 21 ... Yoke, 22 ... ...Dummy magnet, 23, 24
゜25.26...Rotary encoder.
Claims (1)
トロータシャフトの一端番延長し、この延長したシャフ
トに位置検出用のダミーマグネツトを取り付け、このダ
ミーマグネットに複数のホール素子を対向さするととも
に、前記シャフトに前記モータ本体の回転状態を検出す
る磁気式ロータリーエンコーダを並設したブラシレスモ
ータにおいて、前記ホルダーの外側面に磁気シールド板
。 を添設するとともに前記ダミーマグネットをヨークの前
記シールド板に対向する内面側に設け、前記ダミーマグ
ネットと前記シールド板との間に前記ホール素子を配設
し、前記ヨークの外面側に前記ロータリーエンコーダを
設けてなるブラシレスモータ。[Claim for Utility Model Registration] One end of the magnetic rotor shaft is extended outside the holder provided at one end of the motor body, a dummy magnet for position detection is attached to this extended shaft, and a plurality of dummy magnets are attached to the extended shaft. In the brushless motor, the Hall elements of the holder face each other, and a magnetic rotary encoder for detecting the rotational state of the motor body is arranged on the shaft in parallel.A magnetic shield plate is provided on the outer surface of the holder. and the dummy magnet is provided on the inner surface of the yoke facing the shield plate, the Hall element is disposed between the dummy magnet and the shield plate, and the rotary encoder is provided on the outer surface of the yoke. A brushless motor equipped with
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5398384U JPS60166279U (en) | 1984-04-12 | 1984-04-12 | brushless motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5398384U JPS60166279U (en) | 1984-04-12 | 1984-04-12 | brushless motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60166279U true JPS60166279U (en) | 1985-11-05 |
| JPH022071Y2 JPH022071Y2 (en) | 1990-01-18 |
Family
ID=30575338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5398384U Granted JPS60166279U (en) | 1984-04-12 | 1984-04-12 | brushless motor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60166279U (en) |
-
1984
- 1984-04-12 JP JP5398384U patent/JPS60166279U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH022071Y2 (en) | 1990-01-18 |
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