JPH0420235B2 - - Google Patents
Info
- Publication number
- JPH0420235B2 JPH0420235B2 JP5568383A JP5568383A JPH0420235B2 JP H0420235 B2 JPH0420235 B2 JP H0420235B2 JP 5568383 A JP5568383 A JP 5568383A JP 5568383 A JP5568383 A JP 5568383A JP H0420235 B2 JPH0420235 B2 JP H0420235B2
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- alarm sound
- output
- gas leak
- detection means
- 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
Links
- 238000001514 detection method Methods 0.000 claims description 25
- 230000002265 prevention Effects 0.000 claims description 4
- 230000003111 delayed effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Landscapes
- Emergency Alarm Devices (AREA)
- Alarm Systems (AREA)
- Fire Alarms (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5568383A JPS59180798A (ja) | 1983-03-31 | 1983-03-31 | 防災機器の動作試験回路 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5568383A JPS59180798A (ja) | 1983-03-31 | 1983-03-31 | 防災機器の動作試験回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59180798A JPS59180798A (ja) | 1984-10-13 |
JPH0420235B2 true JPH0420235B2 (enrdf_load_stackoverflow) | 1992-04-02 |
Family
ID=13005695
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5568383A Granted JPS59180798A (ja) | 1983-03-31 | 1983-03-31 | 防災機器の動作試験回路 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59180798A (enrdf_load_stackoverflow) |
-
1983
- 1983-03-31 JP JP5568383A patent/JPS59180798A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS59180798A (ja) | 1984-10-13 |
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