JPH0481334U - - Google Patents
Info
- Publication number
- JPH0481334U JPH0481334U JP12366790U JP12366790U JPH0481334U JP H0481334 U JPH0481334 U JP H0481334U JP 12366790 U JP12366790 U JP 12366790U JP 12366790 U JP12366790 U JP 12366790U JP H0481334 U JPH0481334 U JP H0481334U
- Authority
- JP
- Japan
- Prior art keywords
- photocoupler
- phototransistor
- coil
- led
- protective 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12366790U JPH0481334U (zh) | 1990-11-27 | 1990-11-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12366790U JPH0481334U (zh) | 1990-11-27 | 1990-11-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0481334U true JPH0481334U (zh) | 1992-07-15 |
Family
ID=31871360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12366790U Pending JPH0481334U (zh) | 1990-11-27 | 1990-11-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0481334U (zh) |
-
1990
- 1990-11-27 JP JP12366790U patent/JPH0481334U/ja active Pending