JPH01142896A - 火災警報装置 - Google Patents
火災警報装置Info
- Publication number
- JPH01142896A JPH01142896A JP29892987A JP29892987A JPH01142896A JP H01142896 A JPH01142896 A JP H01142896A JP 29892987 A JP29892987 A JP 29892987A JP 29892987 A JP29892987 A JP 29892987A JP H01142896 A JPH01142896 A JP H01142896A
- Authority
- JP
- Japan
- Prior art keywords
- fire
- acoustic device
- receiver
- sound
- sensor
- 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.)
- Granted
Links
- 238000012544 monitoring process Methods 0.000 claims abstract description 8
- 238000001514 detection method Methods 0.000 claims description 15
- 230000007423 decrease Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 description 22
- 238000000034 method Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 7
- 239000000779 smoke Substances 0.000 description 5
- 208000019901 Anxiety disease Diseases 0.000 description 2
- 230000036506 anxiety Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 241000269400 Sirenidae Species 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
Landscapes
- Fire Alarms (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29892987A JPH01142896A (ja) | 1987-11-28 | 1987-11-28 | 火災警報装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29892987A JPH01142896A (ja) | 1987-11-28 | 1987-11-28 | 火災警報装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01142896A true JPH01142896A (ja) | 1989-06-05 |
| JPH0528880B2 JPH0528880B2 (de) | 1993-04-27 |
Family
ID=17866008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP29892987A Granted JPH01142896A (ja) | 1987-11-28 | 1987-11-28 | 火災警報装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01142896A (de) |
-
1987
- 1987-11-28 JP JP29892987A patent/JPH01142896A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0528880B2 (de) | 1993-04-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| LAPS | Cancellation because of no payment of annual fees |