JPH03116539U - - Google Patents
Info
- Publication number
- JPH03116539U JPH03116539U JP2361390U JP2361390U JPH03116539U JP H03116539 U JPH03116539 U JP H03116539U JP 2361390 U JP2361390 U JP 2361390U JP 2361390 U JP2361390 U JP 2361390U JP H03116539 U JPH03116539 U JP H03116539U
- Authority
- JP
- Japan
- Prior art keywords
- light
- shielding member
- proximity switch
- detection circuit
- switching circuit
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
Description
第１図は本考案の近接スイツチの一実施例の構
造を示す縦断面図、第２図は第１図のＡ−Ａ線断
面図、第３図は本実施例の電気的構成を示すブロ
ツク図、第４図、第５図及び第６図はそれぞれ本
実施例に用いられる透光部材及び遮光部材の一実
施例の構成を示す斜視図、第７図は従来の近接ス
イツチと電気的構成を示すブロツク図、第８図は
同じく構造を示す縦断面図、第９図は同じく外観
斜視図である。
３……検出回路、５……切換回路、７……動作
表示灯、２２……発光ダイオード、２３……フオ
トトランジスタ、２７，２８……遮光部材。
FIG. 1 is a vertical sectional view showing the structure of one embodiment of the proximity switch of the present invention, FIG. 2 is a sectional view taken along the line A-A in FIG. 1, and FIG. 3 is a block diagram showing the electrical configuration of this embodiment. 4, 5, and 6 are perspective views showing the configuration of an embodiment of a light-transmitting member and a light-shielding member used in this embodiment, respectively, and FIG. 7 is a conventional proximity switch and its electrical configuration. FIG. 8 is a longitudinal sectional view showing the same structure, and FIG. 9 is a perspective view of the external appearance. 3...detection circuit, 5...switching circuit, 7...operation indicator light, 22...light emitting diode, 23...phototransistor, 27, 28...light shielding member.
Claims (1)
検出回路の出力モードを切換える切換回路と、動
作を表示する動作表示灯とを有する近接スイツチ
において、 前記切換回路に出力信号を与える１対の発光素
子及び受光素子と、 前記発光素子と受光素子との間に着脱可能に挿
入される遮光部材とを具備し、 前記遮光部材に前記動作表示灯から発する光を
外部に導く導光路を形成したことを特徴とする近
接スイツチ。[Claims for Utility Model Registration] A proximity switch having a detection circuit that detects an object and provides an output, a switching circuit that switches the output mode of the detection circuit, and an operation indicator that indicates the operation, wherein the switching circuit A pair of light-emitting element and light-receiving element that provide an output signal, and a light-shielding member that is removably inserted between the light-emitting element and the light-receiving element, the light-shielding member transmitting light emitted from the operation indicator lamp to the outside. A proximity switch characterized by forming a light guide path that guides the light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2361390U JPH03116539U (en) | 1990-03-08 | 1990-03-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2361390U JPH03116539U (en) | 1990-03-08 | 1990-03-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03116539U true JPH03116539U (en) | 1991-12-03 |
Family
ID=31526596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2361390U Pending JPH03116539U (en) | 1990-03-08 | 1990-03-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03116539U (en) |
-
1990
- 1990-03-08 JP JP2361390U patent/JPH03116539U/ja active Pending
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