JPS6320626U - - Google Patents
Info
- Publication number
- JPS6320626U JPS6320626U JP11512886U JP11512886U JPS6320626U JP S6320626 U JPS6320626 U JP S6320626U JP 11512886 U JP11512886 U JP 11512886U JP 11512886 U JP11512886 U JP 11512886U JP S6320626 U JPS6320626 U JP S6320626U
- Authority
- JP
- Japan
- Prior art keywords
- reflection type
- diffuse reflection
- type photoelectric
- light receiving
- photoelectric switches
- 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
- 238000010586 diagram Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 1
Landscapes
- Electronic Switches (AREA)
Description
第１図および第２図はそれぞれ本考案の一実施
例の斜視図および回路図、第３図は第１図に示す
実施例の動作を説明するための表、第４図および
第５図それぞれは従来の光電スイツチの模式的な
正面図および回路図である。
１……発光素子、２……受光素子、３……発光
素子、４……受光素子、５……検出物体、６……
背景物体、７，８……光電スイツチ、９……増幅
器、１０……全波整流回路、１１……波形整形回
路、１２……Ｄタイプフリツプフロツプ、１３…
…差動増幅器、１４……発光素子、１５……受光
素子、１６……光電スイツチ、１７……増幅器。
1 and 2 are respectively a perspective view and a circuit diagram of an embodiment of the present invention, FIG. 3 is a table for explaining the operation of the embodiment shown in FIG. 1, and FIGS. 4 and 5, respectively. 1 is a schematic front view and circuit diagram of a conventional photoelectric switch. 1... Light emitting element, 2... Light receiving element, 3... Light emitting element, 4... Light receiving element, 5... Sensing object, 6...
Background object, 7, 8...Photoelectric switch, 9...Amplifier, 10...Full wave rectifier circuit, 11...Waveform shaping circuit, 12...D type flip-flop, 13...
... Differential amplifier, 14 ... Light emitting element, 15 ... Light receiving element, 16 ... Photoelectric switch, 17 ... Amplifier.
Claims (1)
イツチと、この第１および第２の拡散反射形光電
スイツチそれぞれの受光素子の出力を差動増幅す
る差動増幅回路とを含むことを特徴とする光電ス
イツチ。 It is characterized by including first and second diffuse reflection type photoelectric switches arranged in parallel, and a differential amplifier circuit that differentially amplifies the outputs of the light receiving elements of the first and second diffuse reflection type photoelectric switches. photoelectric switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11512886U JPS6320626U (en) | 1986-07-25 | 1986-07-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11512886U JPS6320626U (en) | 1986-07-25 | 1986-07-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6320626U true JPS6320626U (en) | 1988-02-10 |
Family
ID=30998498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11512886U Pending JPS6320626U (en) | 1986-07-25 | 1986-07-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6320626U (en) |
-
1986
- 1986-07-25 JP JP11512886U patent/JPS6320626U/ja active Pending