JPS63159489U - - Google Patents
Info
- Publication number
- JPS63159489U JPS63159489U JP5280787U JP5280787U JPS63159489U JP S63159489 U JPS63159489 U JP S63159489U JP 5280787 U JP5280787 U JP 5280787U JP 5280787 U JP5280787 U JP 5280787U JP S63159489 U JPS63159489 U JP S63159489U
- Authority
- JP
- Japan
- Prior art keywords
- comparator
- alarm
- crane
- danger
- electronic 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Jib Cranes (AREA)
- Emergency Alarm Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5280787U JPS63159489U (fr) | 1987-04-07 | 1987-04-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5280787U JPS63159489U (fr) | 1987-04-07 | 1987-04-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63159489U true JPS63159489U (fr) | 1988-10-19 |
Family
ID=30878305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5280787U Pending JPS63159489U (fr) | 1987-04-07 | 1987-04-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63159489U (fr) |
-
1987
- 1987-04-07 JP JP5280787U patent/JPS63159489U/ja active Pending