JPS56100343A - Photoelectric type smoke sensor - Google Patents
Photoelectric type smoke sensorInfo
- Publication number
- JPS56100343A JPS56100343A JP273080A JP273080A JPS56100343A JP S56100343 A JPS56100343 A JP S56100343A JP 273080 A JP273080 A JP 273080A JP 273080 A JP273080 A JP 273080A JP S56100343 A JPS56100343 A JP S56100343A
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- smoke
- value
- concentration
- oscillation
- 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
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
- G08B17/103—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device
- G08B17/107—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device for detecting light-scattering due to smoke
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Fire-Detection Mechanisms (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP273080A JPS56100343A (en) | 1980-01-14 | 1980-01-14 | Photoelectric type smoke sensor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP273080A JPS56100343A (en) | 1980-01-14 | 1980-01-14 | Photoelectric type smoke sensor |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS56100343A true JPS56100343A (en) | 1981-08-12 |
JPS6337338B2 JPS6337338B2 (ja) | 1988-07-25 |
Family
ID=11537427
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP273080A Granted JPS56100343A (en) | 1980-01-14 | 1980-01-14 | Photoelectric type smoke sensor |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS56100343A (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6053047U (ja) * | 1983-09-20 | 1985-04-13 | ホーチキ株式会社 | 煙感知器 |
JPH05166080A (ja) * | 1991-12-16 | 1993-07-02 | Yamato Protec Co | 火災警報器 |
JP2009020796A (ja) * | 2007-07-13 | 2009-01-29 | Yazaki Corp | 火災警報器 |
WO2013146243A1 (ja) * | 2012-03-27 | 2013-10-03 | テルモ株式会社 | センシング装置及びセンシング方法 |
WO2013146244A1 (ja) * | 2012-03-27 | 2013-10-03 | テルモ株式会社 | センシング装置及びセンシング方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5230485A (en) * | 1975-09-04 | 1977-03-08 | Matsushita Electric Works Ltd | Detector |
JPS5387282A (en) * | 1976-11-16 | 1978-08-01 | Chloride Batterijen Bv | Smoke detector |
JPS53143287A (en) * | 1977-05-19 | 1978-12-13 | Nittan Co Ltd | Photoelectric smoke detector |
-
1980
- 1980-01-14 JP JP273080A patent/JPS56100343A/ja active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5230485A (en) * | 1975-09-04 | 1977-03-08 | Matsushita Electric Works Ltd | Detector |
JPS5387282A (en) * | 1976-11-16 | 1978-08-01 | Chloride Batterijen Bv | Smoke detector |
JPS53143287A (en) * | 1977-05-19 | 1978-12-13 | Nittan Co Ltd | Photoelectric smoke detector |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6053047U (ja) * | 1983-09-20 | 1985-04-13 | ホーチキ株式会社 | 煙感知器 |
JPH05166080A (ja) * | 1991-12-16 | 1993-07-02 | Yamato Protec Co | 火災警報器 |
JP2009020796A (ja) * | 2007-07-13 | 2009-01-29 | Yazaki Corp | 火災警報器 |
WO2013146243A1 (ja) * | 2012-03-27 | 2013-10-03 | テルモ株式会社 | センシング装置及びセンシング方法 |
WO2013146244A1 (ja) * | 2012-03-27 | 2013-10-03 | テルモ株式会社 | センシング装置及びセンシング方法 |
JPWO2013146243A1 (ja) * | 2012-03-27 | 2015-12-10 | テルモ株式会社 | センシング装置及びセンシング方法 |
Also Published As
Publication number | Publication date |
---|---|
JPS6337338B2 (ja) | 1988-07-25 |
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