JPH0365914U - - Google Patents
Info
- Publication number
- JPH0365914U JPH0365914U JP12627389U JP12627389U JPH0365914U JP H0365914 U JPH0365914 U JP H0365914U JP 12627389 U JP12627389 U JP 12627389U JP 12627389 U JP12627389 U JP 12627389U JP H0365914 U JPH0365914 U JP H0365914U
- Authority
- JP
- Japan
- Prior art keywords
- magnetoresistive element
- reference wall
- magnetically sensitive
- sensitive surface
- base
- 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
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Transmission And Conversion Of Sensor Element Output (AREA)
Description
第１図は本考案にかかるエンコーダの実施例を
示す斜視図、第２図は同上実施例中の磁気センサ
取付け部分の断面正面図、第３図は同上実施例中
の基台の平面図、第４図は同上実施例中の磁気抵
抗素子の正面図、第５図は同上底面図、第６図は
上記実施例の要部を拡大して示す断面側面図、第
７図は同上正面図、第８図は本考案にかかるエン
コーダの別の実施例を示す断面正面図、第９図は
従来のエンコーダの例を示す平面図、第１０図は
同上従来のエンコーダの問題点を概念的に示す平
面図、第１１図は上記従来例の問題点を概念的に
示す平面図である。
２０……磁気ドラム、２５……基台、２６……
磁気抵抗素子、２５ｄ……第２の基準壁、２７ｃ
……第１の基準壁。
Fig. 1 is a perspective view showing an embodiment of the encoder according to the present invention, Fig. 2 is a cross-sectional front view of the magnetic sensor mounting part in the above embodiment, and Fig. 3 is a plan view of the base in the above embodiment. Fig. 4 is a front view of the magnetoresistive element in the above embodiment, Fig. 5 is a bottom view of the same, Fig. 6 is a sectional side view showing an enlarged main part of the above embodiment, and Fig. 7 is a front view of the same. , FIG. 8 is a cross-sectional front view showing another embodiment of the encoder according to the present invention, FIG. 9 is a plan view showing an example of a conventional encoder, and FIG. 10 conceptually explains the problems of the conventional encoder. FIG. 11 is a plan view conceptually showing the problems of the conventional example. 20...Magnetic drum, 25...Base, 26...
Magnetoresistive element, 25d...Second reference wall, 27c
...First reference wall.
Claims (1)
気抵抗素子を載置固定する基台と、信号着磁した
周面が上記磁気抵抗素子の上記感磁面に対向して
回転する磁気ドラムとを有してなるエンコーダで
あつて、 磁気抵抗素子は、その感磁面に対し直角をなす
第１の基準壁を有し、 基台は、磁気ドラムの回転中心と上記感磁面と
を結ぶ法線と平行に第２の基準壁を有し、 第１の基準壁と第２の基準壁とを当接させて上
記基台に磁気抵抗素子を載置固定したことを特徴
とするエンコーダ。[Claims for Utility Model Registration] A magnetoresistive element having a magnetically sensitive surface on its surface, a base on which the magnetoresistive element is placed and fixed, and a signal-magnetized peripheral surface on the magnetically sensitive surface of the magnetoresistive element. An encoder comprising magnetic drums rotating in opposition to each other, wherein the magnetoresistive element has a first reference wall that is perpendicular to the magnetically sensitive surface thereof, and the base is a rotation center of the magnetic drum. and a second reference wall parallel to the normal line connecting the magnetically sensitive surface, and the magnetoresistive element is mounted and fixed on the base with the first reference wall and the second reference wall in contact with each other. An encoder characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12627389U JPH0365914U (en) | 1989-10-27 | 1989-10-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12627389U JPH0365914U (en) | 1989-10-27 | 1989-10-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0365914U true JPH0365914U (en) | 1991-06-26 |
Family
ID=31674092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12627389U Pending JPH0365914U (en) | 1989-10-27 | 1989-10-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0365914U (en) |
-
1989
- 1989-10-27 JP JP12627389U patent/JPH0365914U/ja active Pending