JPH0171606U - - Google Patents
Info
- Publication number
- JPH0171606U JPH0171606U JP1987168223U JP16822387U JPH0171606U JP H0171606 U JPH0171606 U JP H0171606U JP 1987168223 U JP1987168223 U JP 1987168223U JP 16822387 U JP16822387 U JP 16822387U JP H0171606 U JPH0171606 U JP H0171606U
- Authority
- JP
- Japan
- Prior art keywords
- light emitting
- moving
- moving body
- detection device
- position detection
- 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 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Length Measuring Devices By Optical Means (AREA)
- Moving Of Head For Track Selection And Changing (AREA)
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
Description
第１図はこの考案の一実施例を示す平面図、第
２図は第１図を左側からみた正面図、第３図は作
用説明図、第４図は従来装置を示す平面図、第５
図は第４図を左側からみた正面図、第６図は受光
素子の説明図である。
図において、２は固定体、７は移動体、２１は
発光部、２３は受光部である。なお、図中同一符
号は同一または相当部分を示す。
Fig. 1 is a plan view showing an embodiment of this invention, Fig. 2 is a front view of Fig. 1 seen from the left side, Fig. 3 is an explanatory view of the operation, Fig. 4 is a plan view showing a conventional device, and Fig. 5 is a plan view showing an embodiment of the invention.
The figure is a front view of FIG. 4 seen from the left side, and FIG. 6 is an explanatory diagram of the light receiving element. In the figure, 2 is a fixed body, 7 is a moving body, 21 is a light emitting part, and 23 is a light receiving part. Note that the same reference numerals in the figures indicate the same or corresponding parts.
Claims (1)
線方向に移動する移動体に取付けられると共に他
方が固定体に取付けられる位置検出装置において
、前記受光部を前記移動体の移動方向に対してほ
ぼ直交する向きに配置し、かつ前記発光部の照射
方向と前記移動体の移動方向とのなす角が４５度
以下となるように前記発光部を配置したことを特
徴とする位置検出装置。 In a position detection device consisting of a light emitting part and a light receiving part, one of which is attached to a moving body moving in a linear direction and the other to a fixed body, the light receiving part is arranged approximately in the direction of movement of the moving body. A position detection device characterized in that the light emitting sections are arranged in orthogonal directions, and the light emitting sections are arranged so that an angle between the irradiation direction of the light emitting section and the moving direction of the moving body is 45 degrees or less.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987168223U JPH0171606U (en) | 1987-11-02 | 1987-11-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987168223U JPH0171606U (en) | 1987-11-02 | 1987-11-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0171606U true JPH0171606U (en) | 1989-05-12 |
Family
ID=31457210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987168223U Pending JPH0171606U (en) | 1987-11-02 | 1987-11-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0171606U (en) |
-
1987
- 1987-11-02 JP JP1987168223U patent/JPH0171606U/ja active Pending