JPS6327272Y2 - - Google Patents
Info
- Publication number
- JPS6327272Y2 JPS6327272Y2 JP9485281U JP9485281U JPS6327272Y2 JP S6327272 Y2 JPS6327272 Y2 JP S6327272Y2 JP 9485281 U JP9485281 U JP 9485281U JP 9485281 U JP9485281 U JP 9485281U JP S6327272 Y2 JPS6327272 Y2 JP S6327272Y2
- Authority
- JP
- Japan
- Prior art keywords
- gas leak
- signal
- alarm
- leak detection
- gas
- 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 22
- 238000009825 accumulation Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000003213 activating effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
Landscapes
- Emergency Alarm Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9485281U JPS582093U (ja) | 1981-06-26 | 1981-06-26 | ガス漏れ警報装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9485281U JPS582093U (ja) | 1981-06-26 | 1981-06-26 | ガス漏れ警報装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS582093U JPS582093U (ja) | 1983-01-07 |
| JPS6327272Y2 true JPS6327272Y2 (pm) | 1988-07-22 |
Family
ID=29889773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9485281U Granted JPS582093U (ja) | 1981-06-26 | 1981-06-26 | ガス漏れ警報装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS582093U (pm) |
-
1981
- 1981-06-26 JP JP9485281U patent/JPS582093U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS582093U (ja) | 1983-01-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4833450A (en) | Fault detection in combination intrusion detection systems | |
| US6121874A (en) | Multi-station dangerous condition alarm system incorporating alarm and chirp origination feature | |
| US4481502A (en) | Central smoke alarm and annunciator | |
| JPS6327272Y2 (pm) | ||
| US3475751A (en) | Remote sound monitoring and control system | |
| EP0755551B1 (en) | Fault monitoring event detection device | |
| JPS6327274Y2 (pm) | ||
| JPH07230593A (ja) | 火災警報装置の地区音響装置 | |
| JPS6327273Y2 (pm) | ||
| US4095220A (en) | Alarm detection and identification system | |
| JPH0330956Y2 (pm) | ||
| JPH0212605Y2 (pm) | ||
| JPS6347991Y2 (pm) | ||
| JPH04340194A (ja) | 防犯監視装置 | |
| JPH0375917B2 (pm) | ||
| JP3256756B2 (ja) | 火災感知器 | |
| JPH0552999B2 (pm) | ||
| JPS62267897A (ja) | 火災監視システム | |
| SU896651A1 (ru) | Устройство дл тревожной сигнализации | |
| JP3380608B2 (ja) | 防犯システム | |
| JPH05178210A (ja) | 踏切障害物検知装置 | |
| JPH0413759Y2 (pm) | ||
| JPS6331195Y2 (pm) | ||
| JPS60189332A (ja) | 共同住宅用集中監視装置 | |
| JPH0991577A (ja) | 集合住宅火災監視システム |