JPH02133797U - - Google Patents
Info
- Publication number
- JPH02133797U JPH02133797U JP4068789U JP4068789U JPH02133797U JP H02133797 U JPH02133797 U JP H02133797U JP 4068789 U JP4068789 U JP 4068789U JP 4068789 U JP4068789 U JP 4068789U JP H02133797 U JPH02133797 U JP H02133797U
- Authority
- JP
- Japan
- Prior art keywords
- contact
- relay
- light emitting
- photocoupler
- opened
- 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
Landscapes
- Electronic Switches (AREA)
- Alarm Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4068789U JPH02133797U (un) | 1989-04-06 | 1989-04-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4068789U JPH02133797U (un) | 1989-04-06 | 1989-04-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02133797U true JPH02133797U (un) | 1990-11-06 |
Family
ID=31550690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4068789U Pending JPH02133797U (un) | 1989-04-06 | 1989-04-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02133797U (un) |
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1989
- 1989-04-06 JP JP4068789U patent/JPH02133797U/ja active Pending