JPS6230370B2 - - Google Patents
Info
- Publication number
- JPS6230370B2 JPS6230370B2 JP13550679A JP13550679A JPS6230370B2 JP S6230370 B2 JPS6230370 B2 JP S6230370B2 JP 13550679 A JP13550679 A JP 13550679A JP 13550679 A JP13550679 A JP 13550679A JP S6230370 B2 JPS6230370 B2 JP S6230370B2
- Authority
- JP
- Japan
- Prior art keywords
- light receiving
- flame
- light
- receiving element
- detection device
- 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
- 238000001514 detection method Methods 0.000 claims description 19
- 238000003384 imaging method Methods 0.000 claims 2
- 230000010349 pulsation Effects 0.000 description 5
- 230000003287 optical effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/12—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions
Landscapes
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Fire-Detection Mechanisms (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13550679A JPS5658628A (en) | 1979-10-20 | 1979-10-20 | Flame detecting device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13550679A JPS5658628A (en) | 1979-10-20 | 1979-10-20 | Flame detecting device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5658628A JPS5658628A (en) | 1981-05-21 |
JPS6230370B2 true JPS6230370B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-07-02 |
Family
ID=15153343
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13550679A Granted JPS5658628A (en) | 1979-10-20 | 1979-10-20 | Flame detecting device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5658628A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60116595U (ja) * | 1984-01-18 | 1985-08-07 | 日本ドライケミカル株式会社 | 炎感知器 |
JPS60153596A (ja) * | 1984-01-20 | 1985-08-13 | 鉄建建設株式会社 | 輻射赤外線式火災検出装置 |
JPH0658971B2 (ja) * | 1984-02-23 | 1994-08-03 | キヤノン株式会社 | 光起電力素子の製造方法 |
JPS60148689U (ja) * | 1984-03-09 | 1985-10-02 | 株式会社山武 | 火炎センサの信号処理回路 |
JPS6180017A (ja) * | 1984-09-28 | 1986-04-23 | Hochiki Corp | 炎検出装置 |
JP4924872B2 (ja) * | 2006-07-26 | 2012-04-25 | ソニー株式会社 | 近接撮影用ライト |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS542700A (en) * | 1977-06-08 | 1979-01-10 | Fujitsu Ltd | Optical fire detector |
-
1979
- 1979-10-20 JP JP13550679A patent/JPS5658628A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5658628A (en) | 1981-05-21 |