JPH0433396B2 - - Google Patents
Info
- Publication number
- JPH0433396B2 JPH0433396B2 JP60233917A JP23391785A JPH0433396B2 JP H0433396 B2 JPH0433396 B2 JP H0433396B2 JP 60233917 A JP60233917 A JP 60233917A JP 23391785 A JP23391785 A JP 23391785A JP H0433396 B2 JPH0433396 B2 JP H0433396B2
- Authority
- JP
- Japan
- Prior art keywords
- output
- comparison
- level
- light emitting
- resistor
- 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.)
- Expired - Lifetime
Links
Landscapes
- Length Measuring Devices By Optical Means (AREA)
- Geophysics And Detection Of Objects (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60233917A JPS6293681A (ja) | 1985-10-18 | 1985-10-18 | 光電式物体検知装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60233917A JPS6293681A (ja) | 1985-10-18 | 1985-10-18 | 光電式物体検知装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6293681A JPS6293681A (ja) | 1987-04-30 |
| JPH0433396B2 true JPH0433396B2 (fr) | 1992-06-02 |
Family
ID=16962619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60233917A Granted JPS6293681A (ja) | 1985-10-18 | 1985-10-18 | 光電式物体検知装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6293681A (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5404008A (en) * | 1993-07-16 | 1995-04-04 | Rockwell International Corporation | Control system for detecting intrusion of a light curtain |
| US5539198A (en) * | 1993-09-28 | 1996-07-23 | Rockwell International Corporation | Uniform sensitivity light curtain |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5652355B2 (fr) * | 1974-07-31 | 1981-12-11 | ||
| JPS5544219U (fr) * | 1978-09-14 | 1980-03-22 |
-
1985
- 1985-10-18 JP JP60233917A patent/JPS6293681A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6293681A (ja) | 1987-04-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |