JPS59146718U - magnetic rotation sensor - Google Patents
magnetic rotation sensorInfo
- Publication number
- JPS59146718U JPS59146718U JP4063483U JP4063483U JPS59146718U JP S59146718 U JPS59146718 U JP S59146718U JP 4063483 U JP4063483 U JP 4063483U JP 4063483 U JP4063483 U JP 4063483U JP S59146718 U JPS59146718 U JP S59146718U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- rotation sensor
- magnetoresistive element
- drum
- magnetic material
- 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
- Transmission And Conversion Of Sensor Element Output (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図は本考案による回転磁気センサ付モータの一部断
面図、第２図は磁気抵抗効果素子のスペーシング特性図
、第３図は磁気抵抗効果素子の出力等性の比較図、第４
図は他の実施例断面図である。
１・・・モータシャフト、２． ２’・・・モータエン
プラ、３・・・モータ、４，４′・・・支持体、５・・
・磁気ドラム、６・・・磁気抵抗効果素子。Fig. 1 is a partial sectional view of the motor with a rotating magnetic sensor according to the present invention, Fig. 2 is a spacing characteristic diagram of the magnetoresistive element, Fig. 3 is a comparison diagram of the output characteristics of the magnetoresistive element, and Fig. 4 is a comparison diagram of the output characteristics of the magnetoresistive element.
The figure is a sectional view of another embodiment. 1...Motor shaft, 2. 2'... Motor engineering plastic, 3... Motor, 4, 4'... Support body, 5...
- Magnetic drum, 6... Magnetoresistive element.
Claims (1)
録した磁性体を有する回転ドラムとこれに対向して配置
する磁気抵抗効果素子より構成し、回転軸の回転を前記
磁気抵抗効果素子の抵抗変化として取出すようにした回
転センサにおいて、前記回転ドラムは非磁性体の表面に
磁性体を配置する構造とし、前記磁気抵抗効果素子を固
定する支持体と前記回転ドラムの非磁性体を同一材質と
したことを特徴とする磁気回転センサ。 ２ 実用新案登録請求の範囲第１項において、前記支持
体が前記回転体のエンプラに取付かる部分を前記回転ド
ラムの非磁性体部と同一材質としたことを特徴とする磁
気回転センサ。[Claims for Utility Model Registration] 1. A rotating drum that is attached to the rotating shaft of a rotating body and has a magnetic material with a magnetic signal recorded on its surface, and a magnetoresistive element that is placed opposite the rotating drum. In the rotation sensor in which the rotation is detected as a resistance change of the magnetoresistive element, the rotating drum has a structure in which a magnetic material is arranged on the surface of a non-magnetic material, and a support body for fixing the magnetoresistive element and the rotation A magnetic rotation sensor characterized in that the non-magnetic material of the drum is made of the same material. 2. Utility Model Registration The magnetic rotation sensor according to claim 1, characterized in that a portion of the support body that is attached to the engineering plastic of the rotary body is made of the same material as a non-magnetic portion of the rotary drum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4063483U JPS59146718U (en) | 1983-03-23 | 1983-03-23 | magnetic rotation sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4063483U JPS59146718U (en) | 1983-03-23 | 1983-03-23 | magnetic rotation sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59146718U true JPS59146718U (en) | 1984-10-01 |
Family
ID=30171251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4063483U Pending JPS59146718U (en) | 1983-03-23 | 1983-03-23 | magnetic rotation sensor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59146718U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5554948U (en) * | 1978-10-11 | 1980-04-14 |
-
1983
- 1983-03-23 JP JP4063483U patent/JPS59146718U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5554948U (en) * | 1978-10-11 | 1980-04-14 |
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