JPH03127219U - - Google Patents
Info
- Publication number
- JPH03127219U JPH03127219U JP3678290U JP3678290U JPH03127219U JP H03127219 U JPH03127219 U JP H03127219U JP 3678290 U JP3678290 U JP 3678290U JP 3678290 U JP3678290 U JP 3678290U JP H03127219 U JPH03127219 U JP H03127219U
- Authority
- JP
- Japan
- Prior art keywords
- gap
- magnetic
- magnetic ring
- rotation angle
- rotor
- 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 3
- 230000004907 flux Effects 0.000 claims 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
図は第１図のＡ−Ａ線による断面図、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は磁性リング、６ａ，６ｂは磁性
リング片、９は磁気検出素子、２０は空隙部であ
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 sectional view taken along the line A--A in FIG. 1, 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 ring, 6a, 6b are magnetic ring pieces, 9 is a magnetic detection element, and 20 is a gap.
Claims (1)
在に設けられた回転軸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リング６と、前記磁性リング
６に設けられた空隙部２０と、前記空隙部２０に
設けられた磁気検出素子９とを備え、前記磁気検
出素子９で前記磁石から生じた磁束を検出するよ
うにしたことを特徴とする回転角度センサ。 (2) 前記空隙部２０は、半円筒状に形成された
一対の磁性リング片６ａ，６ｂ間に形成されてい
ることを特徴とする請求項１記載の回転角度セン
サ。[Claims for Utility Model Registration] (1) A rotating shaft 5 rotatably provided in the casing 1 via bearings 2 and 3, a rotor 4 provided on the rotating shaft 5 and having magnets at least in part;
A magnetic ring 6 provided in the casing 1 and arranged corresponding to the rotor 4, a gap 20 provided in the magnetic ring 6, and a magnetic detection element 9 provided in the gap 20. , A rotation angle sensor characterized in that the magnetic detection element 9 detects magnetic flux generated from the magnet. (2) The rotation angle sensor according to claim 1, wherein the gap 20 is formed between a pair of semi-cylindrical magnetic ring pieces 6a, 6b.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3678290U JPH03127219U (en) | 1990-04-05 | 1990-04-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3678290U JPH03127219U (en) | 1990-04-05 | 1990-04-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03127219U true JPH03127219U (en) | 1991-12-20 |
Family
ID=31543319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3678290U Pending JPH03127219U (en) | 1990-04-05 | 1990-04-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03127219U (en) |
-
1990
- 1990-04-05 JP JP3678290U patent/JPH03127219U/ja active Pending
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