JPH0470678B2 - - Google Patents
Info
- Publication number
- JPH0470678B2 JPH0470678B2 JP30539786A JP30539786A JPH0470678B2 JP H0470678 B2 JPH0470678 B2 JP H0470678B2 JP 30539786 A JP30539786 A JP 30539786A JP 30539786 A JP30539786 A JP 30539786A JP H0470678 B2 JPH0470678 B2 JP H0470678B2
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- power supply
- smoke
- detection circuit
- pair
- 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
- 239000000779 smoke Substances 0.000 claims description 40
- 238000001514 detection method Methods 0.000 claims description 25
- 239000003990 capacitor Substances 0.000 claims description 19
- 230000010355 oscillation Effects 0.000 claims description 3
- 230000000295 complement effect Effects 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000002265 prevention Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000000149 argon plasma sintering Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000007420 reactivation Effects 0.000 description 1
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
- Fire-Detection Mechanisms (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP30539786A JPS63158693A (ja) | 1986-12-23 | 1986-12-23 | 光電式煙感知器 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP30539786A JPS63158693A (ja) | 1986-12-23 | 1986-12-23 | 光電式煙感知器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63158693A JPS63158693A (ja) | 1988-07-01 |
| JPH0470678B2 true JPH0470678B2 (enrdf_load_html_response) | 1992-11-11 |
Family
ID=17944628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP30539786A Granted JPS63158693A (ja) | 1986-12-23 | 1986-12-23 | 光電式煙感知器 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63158693A (enrdf_load_html_response) |
-
1986
- 1986-12-23 JP JP30539786A patent/JPS63158693A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63158693A (ja) | 1988-07-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |