JPH03127220U - - Google Patents
Info
- Publication number
- JPH03127220U JPH03127220U JP3678190U JP3678190U JPH03127220U JP H03127220 U JPH03127220 U JP H03127220U JP 3678190 U JP3678190 U JP 3678190U JP 3678190 U JP3678190 U JP 3678190U JP H03127220 U JPH03127220 U JP H03127220U
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- detection element
- magnetic detection
- casing
- rotating shaft
- 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
- 238000001514 detection method Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
Landscapes
- Transmission And Conversion Of Sensor Element Output (AREA)
Description
第１図及び第２図は、本考案による回転角度セ
ンサを示すためのもので、第１図は断面図、第２
図は回路図、第３図は従来の回転角度センサを示
す断面図である。
１はケーシング、２，３は軸受、４はロータ、
５は回転軸、６は磁性体、９は磁気検出素子、Ｒ
Ｔは温度センサ、２０は差動増幅器である。
1 and 2 are for showing the rotation angle sensor according to the present invention, FIG. 1 is a sectional view, and FIG.
The figure is a circuit diagram, and FIG. 3 is a sectional view showing a conventional rotation angle sensor. 1 is a casing, 2 and 3 are bearings, 4 is a rotor,
5 is a rotating shaft, 6 is a magnetic material, 9 is a magnetic detection element, R
T is a temperature sensor, and 20 is a differential amplifier.
Claims (1)
設けられた回転軸５と、前記回転軸５に設けられ
少なくとも一部に磁石を有するロータ４と、前記
ケーシング１に設けられ前記ロータ４に対応して
配設された磁性体６と、前記ロータ４の外周位置
に配設され前記ロータ４の回転を検出するための
磁気検出素子９と、前記磁気検出素子９に接続さ
れた差動増幅器２０と、前記差動増幅器２０の出
力側に接続され正の温度特性を有する温度センサ
ＲＴとを備え、前記温度センサＲＴにより前記磁
気検出素子９の負の温度特性を補正することを特
徴とする回転角度センサ。 A rotating shaft 5 rotatably provided on the casing 1 via bearings 2 and 3, a rotor 4 provided on the rotating shaft 5 and having at least a portion of magnets, and a rotor 4 provided on the casing 1 corresponding to the rotor 4. a magnetic body 6 disposed on the rotor 4; a magnetic detection element 9 disposed on the outer periphery of the rotor 4 for detecting rotation of the rotor 4; and a differential amplifier 20 connected to the magnetic detection element 9. and a temperature sensor RT connected to the output side of the differential amplifier 20 and having a positive temperature characteristic, the temperature sensor RT correcting the negative temperature characteristic of the magnetic detection element 9. Angle sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3678190U JPH03127220U (en) | 1990-04-05 | 1990-04-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3678190U JPH03127220U (en) | 1990-04-05 | 1990-04-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03127220U true JPH03127220U (en) | 1991-12-20 |
Family
ID=31543317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3678190U Pending JPH03127220U (en) | 1990-04-05 | 1990-04-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03127220U (en) |
-
1990
- 1990-04-05 JP JP3678190U patent/JPH03127220U/ja active Pending