JPS61122799A - 光式煙検出装置 - Google Patents
光式煙検出装置Info
- Publication number
- JPS61122799A JPS61122799A JP24584284A JP24584284A JPS61122799A JP S61122799 A JPS61122799 A JP S61122799A JP 24584284 A JP24584284 A JP 24584284A JP 24584284 A JP24584284 A JP 24584284A JP S61122799 A JPS61122799 A JP S61122799A
- Authority
- JP
- Japan
- Prior art keywords
- light
- signal
- smoke
- emitting element
- detection
- 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 49
- 230000003287 optical effect Effects 0.000 title description 7
- 238000001514 detection method Methods 0.000 claims description 31
- 238000004364 calculation method Methods 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 230000007423 decrease Effects 0.000 description 4
- CNQCVBJFEGMYDW-UHFFFAOYSA-N lawrencium atom Chemical compound [Lr] CNQCVBJFEGMYDW-UHFFFAOYSA-N 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000284 extract Substances 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000035945 sensitivity 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 |
|---|---|---|---|
| JP24584284A JPS61122799A (ja) | 1984-11-19 | 1984-11-19 | 光式煙検出装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24584284A JPS61122799A (ja) | 1984-11-19 | 1984-11-19 | 光式煙検出装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61122799A true JPS61122799A (ja) | 1986-06-10 |
| JPH053640B2 JPH053640B2 (en:Method) | 1993-01-18 |
Family
ID=17139660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP24584284A Granted JPS61122799A (ja) | 1984-11-19 | 1984-11-19 | 光式煙検出装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61122799A (en:Method) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63262126A (ja) * | 1987-04-21 | 1988-10-28 | 日本精密測器株式会社 | 血圧測定法 |
| JP2001101543A (ja) * | 1999-07-27 | 2001-04-13 | Hochiki Corp | 火災感知器及び火災感知装置のノイズ除去処理方法 |
| US6686603B2 (en) | 2001-03-12 | 2004-02-03 | Denso Corporation | Raindrop detection apparatus and method |
| US6686992B2 (en) | 2000-06-09 | 2004-02-03 | Denso Corporation | Raindrop detecting method and apparatus having temperature-dependent characteristic compensation |
| JP2016537647A (ja) * | 2013-10-30 | 2016-12-01 | ヴァラー ファイヤー セーフティー， エルエルシー | 外部サンプリング体積および周囲光拒絶を有する煙検出器 |
-
1984
- 1984-11-19 JP JP24584284A patent/JPS61122799A/ja active Granted
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63262126A (ja) * | 1987-04-21 | 1988-10-28 | 日本精密測器株式会社 | 血圧測定法 |
| JP2001101543A (ja) * | 1999-07-27 | 2001-04-13 | Hochiki Corp | 火災感知器及び火災感知装置のノイズ除去処理方法 |
| US6686992B2 (en) | 2000-06-09 | 2004-02-03 | Denso Corporation | Raindrop detecting method and apparatus having temperature-dependent characteristic compensation |
| US6686603B2 (en) | 2001-03-12 | 2004-02-03 | Denso Corporation | Raindrop detection apparatus and method |
| JP2016537647A (ja) * | 2013-10-30 | 2016-12-01 | ヴァラー ファイヤー セーフティー， エルエルシー | 外部サンプリング体積および周囲光拒絶を有する煙検出器 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH053640B2 (en:Method) | 1993-01-18 |
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