JPS53106081A - Smoke detector - Google Patents

Smoke detector

Info

Publication number
JPS53106081A
JPS53106081A JP28678A JP28678A JPS53106081A JP S53106081 A JPS53106081 A JP S53106081A JP 28678 A JP28678 A JP 28678A JP 28678 A JP28678 A JP 28678A JP S53106081 A JPS53106081 A JP S53106081A
Authority
JP
Japan
Prior art keywords
smoke detector
smoke
detector
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.)
Pending
Application number
JP28678A
Other languages
English (en)
Japanese (ja)
Inventor
Richiyaado Sunouman Roorensu
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of JPS53106081A publication Critical patent/JPS53106081A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
    • G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL 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
    • G08B17/11—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using an ionisation chamber for detecting smoke or gas
    • G08B17/113—Constructional details

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Emergency Management (AREA)
  • Business, Economics & Management (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
JP28678A 1977-01-07 1978-01-06 Smoke detector Pending JPS53106081A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US75760577A 1977-01-07 1977-01-07

Publications (1)

Publication Number Publication Date
JPS53106081A true JPS53106081A (en) 1978-09-14

Family

ID=25048493

Family Applications (1)

Application Number Title Priority Date Filing Date
JP28678A Pending JPS53106081A (en) 1977-01-07 1978-01-06 Smoke detector

Country Status (6)

Country Link
JP (1) JPS53106081A (fr)
AU (1) AU3100277A (fr)
BE (1) BE862626A (fr)
DE (1) DE2758517A1 (fr)
FR (1) FR2377033A1 (fr)
NL (1) NL7800184A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH028730A (ja) * 1988-06-27 1990-01-12 Nippon Tectron Co Ltd 蛍光測定装置

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0175940B1 (fr) * 1984-08-23 1990-12-05 Nohmi Bosai Kogyo Co., Ltd. Détecteur photoélectrique de fumée
JPS6153550A (ja) * 1984-08-23 1986-03-17 Nohmi Bosai Kogyo Co Ltd 光電式煙感知器
CN1123770C (zh) * 1997-05-29 2003-10-08 报知机株式会社 用于光电烟雾传感器的光投射装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3364030A (en) * 1964-04-29 1968-01-16 Du Pont Leuco dye-diacylazino light-sensitive dye former compositions

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH028730A (ja) * 1988-06-27 1990-01-12 Nippon Tectron Co Ltd 蛍光測定装置

Also Published As

Publication number Publication date
FR2377033A1 (fr) 1978-08-04
NL7800184A (nl) 1978-07-11
DE2758517A1 (de) 1978-07-13
BE862626A (fr) 1978-05-02
AU3100277A (en) 1979-06-07

Similar Documents

Publication Publication Date Title
JPS5436961A (en) Angleeoffrotation detector
JPS53102070A (en) Detector
GB2000863B (en) Smoke detectors
JPS5485095A (en) Smoke detector
GB2000868B (en) Smoke detector
JPS5494094A (en) Smoke detector
AU3804778A (en) Ionization smoke detector
AU516023B2 (en) Smoke detector
JPS5439181A (en) Photoelectric smoke detector
JPS5436780A (en) Xxray detector
JPS53114475A (en) Photoelectric smoke detector
JPS53106081A (en) Smoke detector
JPS53123186A (en) Xxray detector
JPS5397481A (en) Smoke detector
JPS53143287A (en) Photoelectric smoke detector
JPS5427485A (en) Photoelectric smoke detector
GB2010578B (en) Smoke detectors
GB2013393B (en) Smoke detectors
JPS53138385A (en) Optical smoke detector
JPS5439654A (en) Angleeoffrotation detector
DE2860266D1 (en) Fire detector
GB1557187A (en) Smoke detectors
CA41620S (en) Smoke detector
IE772171L (en) Smoke detector
IE772123L (en) Smoke detector