JPS6133595A - 減光式煙感知器の経時変化補償装置 - Google Patents
減光式煙感知器の経時変化補償装置Info
- Publication number
- JPS6133595A JPS6133595A JP15452884A JP15452884A JPS6133595A JP S6133595 A JPS6133595 A JP S6133595A JP 15452884 A JP15452884 A JP 15452884A JP 15452884 A JP15452884 A JP 15452884A JP S6133595 A JPS6133595 A JP S6133595A
- Authority
- JP
- Japan
- Prior art keywords
- data
- day
- light
- smoke
- light received
- 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
- 239000000779 smoke Substances 0.000 title claims description 24
- 230000032683 aging Effects 0.000 title 1
- 238000013500 data storage Methods 0.000 claims description 15
- 230000003287 optical effect Effects 0.000 claims description 3
- 230000002238 attenuated effect Effects 0.000 claims 1
- 230000000052 comparative effect Effects 0.000 claims 1
- 238000012935 Averaging Methods 0.000 description 5
- 230000003203 everyday effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 230000002354 daily effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000149 argon plasma sintering Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
Landscapes
- Fire-Detection Mechanisms (AREA)
- Fire Alarms (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15452884A JPS6133595A (ja) | 1984-07-25 | 1984-07-25 | 減光式煙感知器の経時変化補償装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15452884A JPS6133595A (ja) | 1984-07-25 | 1984-07-25 | 減光式煙感知器の経時変化補償装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6133595A true JPS6133595A (ja) | 1986-02-17 |
| JPH0535478B2 JPH0535478B2 (enEXAMPLES) | 1993-05-26 |
Family
ID=15586225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15452884A Granted JPS6133595A (ja) | 1984-07-25 | 1984-07-25 | 減光式煙感知器の経時変化補償装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6133595A (enEXAMPLES) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006338118A (ja) * | 2005-05-31 | 2006-12-14 | Riken Keiki Co Ltd | ガス検知器 |
| US8253578B2 (en) | 2006-05-12 | 2012-08-28 | Panasonic Corporation | Smoke sensor of the sound wave type including a smoke density estimation unit |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56133548U (enEXAMPLES) * | 1980-03-10 | 1981-10-09 |
-
1984
- 1984-07-25 JP JP15452884A patent/JPS6133595A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56133548U (enEXAMPLES) * | 1980-03-10 | 1981-10-09 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006338118A (ja) * | 2005-05-31 | 2006-12-14 | Riken Keiki Co Ltd | ガス検知器 |
| US8253578B2 (en) | 2006-05-12 | 2012-08-28 | Panasonic Corporation | Smoke sensor of the sound wave type including a smoke density estimation unit |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0535478B2 (enEXAMPLES) | 1993-05-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |