JPS607683U - Positionable brushless motor - Google Patents
Positionable brushless motorInfo
- Publication number
- JPS607683U JPS607683U JP9801483U JP9801483U JPS607683U JP S607683 U JPS607683 U JP S607683U JP 9801483 U JP9801483 U JP 9801483U JP 9801483 U JP9801483 U JP 9801483U JP S607683 U JPS607683 U JP S607683U
- Authority
- JP
- Japan
- Prior art keywords
- brushless motor
- magnetic poles
- magnetic pole
- specifying
- pole
- 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)
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図は本考案第−実施例の縦断面図、第2図は第1図
の主要部分の分解斜視図、第3図は周波数検出用磁極を
有する2極のマグネットロータの下面図、第4図は周波
数検出用くし歯状導電パターンの平面図、第5図は駆動
兼位置指定用磁気感知素子の出力波形図、第6図及び7
図は本考案第二及び第実施例を示す位置指定用磁極と位
置指定用磁気感知素子との配置関係を示す図である。Fig. 1 is a longitudinal sectional view of the first embodiment of the present invention, Fig. 2 is an exploded perspective view of the main parts of Fig. 1, Fig. 3 is a bottom view of a two-pole magnet rotor having magnetic poles for frequency detection, Figure 4 is a plan view of the comb-like conductive pattern for frequency detection, Figure 5 is an output waveform diagram of the magnetic sensing element for driving and position designation, and Figures 6 and 7.
The figure is a diagram showing the arrangement relationship between the position specifying magnetic pole and the position specifying magnetic sensing element according to the second and second embodiments of the present invention.
Claims (1)
の整数)極の駆動用磁極及び、N、 Sの磁極を有す
る2極の位置指定用磁極2個を有するマグネットロータ
と、該マグネットロータに対向して設けられたステータ
電機子と、駆動用位置検知手段と、2個の位置指定用磁
極にそれぞれ対向して設けられた2個の位置指定用磁気
感知素子とを有し、上記2個の位置指定用磁極を互いに
90度位相をすらせて配設するかまたは2個の位置指定
用磁気感知素子を互いに90度位相をずらせて配設した
ことを特徴とする位置指定可能なブラシレスモータ。 2 上記ブラシレスモータはディスク型ブラシレスモー
タであることを特徴とする実用新案登録請求の範囲第1
項記載の位置指定可能なブラシレスモータ。 ゛
) 、 3 上記スタータ電機子は、発生トルクに寄与する導体
部の開角が上記駆動用磁極の幅と等しい幅に形成された
電機子コイル群を互いに重畳しないように配設されたも
のであることを特徴とする実用新案登録請求の範囲第1
項又は、第2項記載の位置指定可能なブラシレスモータ
。 4 上記2個の位置指定用磁極はロータマグネットの外
周に形成されたものであることを特徴とする実用新案登
録請求の範囲第1項乃至第3項いずれかに記載の位置指
定可能なブラシレスモータ。 5 上記2個の位置指定用磁極は、ロータマグネットの
平面上に形成したものであることを特徴とする実用新案
登録請求の範囲第1項乃至第3項いずれかに記載の位置
指定可能なブラシlメスモータ。 6 上記位置指定用磁極はプラスチックマグネットによ
って形成されたものであることを特徴とする実用新案登
録請求の範囲第4項又は第5項記載の位置指定可能なブ
ラシレスモータ。 7 上記マグネットロータは周波数検出用磁極が形成さ
れてなり、該周波数検出用磁極と対向する電機子コイル
面にくし歯状の周波数検出用導電パターンを形成した基
板を配してなることを特徴とする実用新案登録請求の範
囲第1項乃至第6項いずれかに記載の位置指定可能なブ
ラシレスモータ。[Claims for Utility Model Registration] A 2P-pole driving magnetic pole (P is a positive integer of 1 or more) having IN and S magnetic poles alternately, and a 2-pole position specifying magnetic pole having N and S magnetic poles. a stator armature provided opposite to the magnet rotor; a driving position detecting means; and two position designators each provided opposite to the two position designation magnetic poles. The two magnetic poles for position designation are arranged with a phase shift of 90 degrees from each other, or the two magnetic sensing elements for position designation are arranged with a phase shift of 90 degrees from each other. A position-specifiable brushless motor with the following features. 2. Utility model registration claim 1, characterized in that the brushless motor is a disc-type brushless motor.
Position-specifiable brushless motor as described in section.゛
), 3 The starter armature has a group of armature coils formed so that the opening angle of the conductor portion contributing to the generated torque is equal to the width of the driving magnetic pole, and is arranged so as not to overlap each other. The first claim for utility model registration characterized by
2. A position-specifiable brushless motor according to item 1 or 2. 4. A brushless motor capable of specifying a position according to any one of claims 1 to 3 of claims 1 to 3, wherein the two position specifying magnetic poles are formed on the outer periphery of a rotor magnet. . 5. The position-designating brush according to any one of claims 1 to 3 of claims 1 to 3, wherein the two position-designating magnetic poles are formed on a plane of a rotor magnet. l Female motor. 6. The brushless motor capable of specifying a position according to claim 4 or 5, wherein the position specifying magnetic pole is formed of a plastic magnet. 7. The magnet rotor is characterized in that a frequency detection magnetic pole is formed, and a substrate on which a comb-like frequency detection conductive pattern is formed is disposed on the armature coil surface facing the frequency detection magnetic pole. A position-specifiable brushless motor according to any one of claims 1 to 6, which is a registered utility model.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9801483U JPS607683U (en) | 1983-06-27 | 1983-06-27 | Positionable brushless motor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9801483U JPS607683U (en) | 1983-06-27 | 1983-06-27 | Positionable brushless motor |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS607683U true JPS607683U (en) | 1985-01-19 |
Family
ID=30232898
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9801483U Pending JPS607683U (en) | 1983-06-27 | 1983-06-27 | Positionable brushless motor |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS607683U (en) |
-
1983
- 1983-06-27 JP JP9801483U patent/JPS607683U/en active Pending
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