JPS5658628A - Flame detecting device - Google Patents

Flame detecting device

Info

Publication number
JPS5658628A
JPS5658628A JP13550679A JP13550679A JPS5658628A JP S5658628 A JPS5658628 A JP S5658628A JP 13550679 A JP13550679 A JP 13550679A JP 13550679 A JP13550679 A JP 13550679A JP S5658628 A JPS5658628 A JP S5658628A
Authority
JP
Japan
Prior art keywords
signal
photoreceiving
flame
amplifier
lens
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
Application number
JP13550679A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6230370B2 (enrdf_load_stackoverflow
Inventor
Tadashi Akiyama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Azbil Corp
Original Assignee
Azbil Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Azbil Corp filed Critical Azbil Corp
Priority to JP13550679A priority Critical patent/JPS5658628A/ja
Publication of JPS5658628A publication Critical patent/JPS5658628A/ja
Publication of JPS6230370B2 publication Critical patent/JPS6230370B2/ja
Granted legal-status Critical Current

Links

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)
  • Fire-Detection Mechanisms (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
JP13550679A 1979-10-20 1979-10-20 Flame detecting device Granted JPS5658628A (en)

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 true JPS5658628A (en) 1981-05-21
JPS6230370B2 JPS6230370B2 (enrdf_load_stackoverflow) 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 (enrdf_load_stackoverflow)

Cited By (6)

* Cited by examiner, † Cited by third party
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
JPS60180175A (ja) * 1984-02-23 1985-09-13 Canon Inc 光起電力素子
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
JP2008032791A (ja) * 2006-07-26 2008-02-14 Sony Corp 近接撮影用ライト

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS542700A (en) * 1977-06-08 1979-01-10 Fujitsu Ltd Optical fire detector

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS542700A (en) * 1977-06-08 1979-01-10 Fujitsu Ltd Optical fire detector

Cited By (6)

* Cited by examiner, † Cited by third party
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
JPS60180175A (ja) * 1984-02-23 1985-09-13 Canon Inc 光起電力素子
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
JP2008032791A (ja) * 2006-07-26 2008-02-14 Sony Corp 近接撮影用ライト

Also Published As

Publication number Publication date
JPS6230370B2 (enrdf_load_stackoverflow) 1987-07-02

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