BE796166A - Detecteur de fumee - Google Patents

Detecteur de fumee

Info

Publication number
BE796166A
BE796166A BE128281A BE128281A BE796166A BE 796166 A BE796166 A BE 796166A BE 128281 A BE128281 A BE 128281A BE 128281 A BE128281 A BE 128281A BE 796166 A BE796166 A BE 796166A
Authority
BE
Belgium
Prior art keywords
smoke detector
smoke
detector
Prior art date
Application number
BE128281A
Other languages
English (en)
French (fr)
Inventor
Detection Electronique Francaise. La
Original Assignee
Francais Detection Eletr
Protecbat
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
Priority claimed from FR7207812A external-priority patent/FR2175265A5/fr
Priority claimed from FR7219006A external-priority patent/FR2185931A6/fr
Application filed by Francais Detection Eletr, Protecbat filed Critical Francais Detection Eletr
Publication of BE796166A publication Critical patent/BE796166A/xx

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C35/00—Permanently-installed equipment
    • A62C35/58—Pipe-line systems
    • A62C35/60—Pipe-line systems wet, i.e. containing extinguishing material even when not in use
    • A62C35/605—Pipe-line systems wet, i.e. containing extinguishing material even when not in use operating and sounding alarm automatically
    • 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
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/255—Details, e.g. use of specially adapted sources, lighting or optical systems
    • 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
    • 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
    • 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
    • G08B17/11—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)
  • General Physics & Mathematics (AREA)
  • Emergency Management (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Business, Economics & Management (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Public Health (AREA)
  • Biochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
BE128281A 1972-03-07 1973-03-01 Detecteur de fumee BE796166A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7207812A FR2175265A5 (US07489958-20090210-P00001.png) 1972-03-07 1972-03-07
FR7219006A FR2185931A6 (US07489958-20090210-P00001.png) 1972-05-26 1972-05-26

Publications (1)

Publication Number Publication Date
BE796166A true BE796166A (fr) 1973-07-02

Family

ID=26216960

Family Applications (1)

Application Number Title Priority Date Filing Date
BE128281A BE796166A (fr) 1972-03-07 1973-03-01 Detecteur de fumee

Country Status (8)

Country Link
US (1) US3922655A (US07489958-20090210-P00001.png)
BE (1) BE796166A (US07489958-20090210-P00001.png)
CH (1) CH566059A5 (US07489958-20090210-P00001.png)
DD (1) DD105339A5 (US07489958-20090210-P00001.png)
ES (1) ES412391A1 (US07489958-20090210-P00001.png)
GB (1) GB1427092A (US07489958-20090210-P00001.png)
IT (1) IT981112B (US07489958-20090210-P00001.png)
NL (1) NL7303147A (US07489958-20090210-P00001.png)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4001800A (en) * 1974-06-24 1977-01-04 Gentex Company Smoke detecting device
US4091364A (en) * 1974-09-09 1978-05-23 Unitec, Inc. Combustion detection device
US4011458A (en) * 1975-10-09 1977-03-08 Pyrotector, Incorporated Photoelectric detector with light source intensity regulation
US4038649A (en) * 1975-09-16 1977-07-26 Emhart Industries, Inc. Smoke detection alarm device
US4025915A (en) * 1975-10-06 1977-05-24 Electro Signal Lab, Inc. LED smoke detector circuit
DE2709487A1 (de) * 1976-03-17 1977-09-22 Nohmi Bosai Kogyo Co Ltd Brandmelder
CH600456A5 (US07489958-20090210-P00001.png) * 1976-12-23 1978-06-15 Cerberus Ag
JPS5432182U (US07489958-20090210-P00001.png) * 1977-08-05 1979-03-02
US4155653A (en) * 1977-10-14 1979-05-22 The United States Of America As Represented By The Secretary Of The Navy Smoke-measuring transducer
JPS5462800A (en) * 1977-10-28 1979-05-21 Nittan Co Ltd Light type smoke sensor having trouble detecting function
US4227191A (en) * 1978-02-21 1980-10-07 Samuel Raber Light emitting smoke detector
US4242673A (en) * 1978-03-13 1980-12-30 American District Telegraph Company Optical particle detector
US4249169A (en) * 1979-05-18 1981-02-03 Malinowski William J Optical smoke detector
CH655396B (US07489958-20090210-P00001.png) * 1981-11-11 1986-04-15
US4680576A (en) * 1982-11-29 1987-07-14 Gentex Corporation Photoelectric smoke detector and alarm system
US6876305B2 (en) * 1999-12-08 2005-04-05 Gentex Corporation Compact particle sensor
WO2004019294A2 (en) * 2002-08-23 2004-03-04 General Electric Company Rapidly responding, false detection immune alarm signal producing smoke detector
US7564365B2 (en) * 2002-08-23 2009-07-21 Ge Security, Inc. Smoke detector and method of detecting smoke

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1828894A (en) * 1928-10-30 1931-10-27 Kidde & Co Walter Supervisory system for detecting suspended matter in fluids
US2537028A (en) * 1945-10-02 1951-01-09 C O Two Fire Equipment Co Smoke detector and signal
US2437071A (en) * 1945-10-02 1948-03-02 C O Two Fire Equipment Co Multiple smoke detector
US3226703A (en) * 1962-11-19 1965-12-28 Sam M Finkle Fire detecting device
US3409885A (en) * 1964-03-26 1968-11-05 Guardian Industries Smoke detection apparatus
US3474435A (en) * 1966-10-11 1969-10-21 Vericon Inc Vapor or particle detection devices
US3655289A (en) * 1971-01-22 1972-04-11 Susquehanna Corp Opacity meter with noise suppression
US3727056A (en) * 1972-03-03 1973-04-10 Electro Signal Lab Photon couplers with solid state lamps

Also Published As

Publication number Publication date
IT981112B (it) 1974-10-10
ES412391A1 (es) 1976-01-16
NL7303147A (US07489958-20090210-P00001.png) 1973-09-11
GB1427092A (en) 1976-03-03
US3922655A (en) 1975-11-25
CH566059A5 (US07489958-20090210-P00001.png) 1975-08-29
DD105339A5 (US07489958-20090210-P00001.png) 1974-04-12

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: LA DETECTION ELECTRONIQUE FRANCAISE PROTECBAT

Effective date: 19930301