FR1453920A - Détecteur de chaleur et de fumée - Google Patents

Détecteur de chaleur et de fumée

Info

Publication number
FR1453920A
FR1453920A FR24208A FR24208A FR1453920A FR 1453920 A FR1453920 A FR 1453920A FR 24208 A FR24208 A FR 24208A FR 24208 A FR24208 A FR 24208A FR 1453920 A FR1453920 A FR 1453920A
Authority
FR
France
Prior art keywords
heat
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.)
Expired
Application number
FR24208A
Other languages
English (en)
Inventor
Gordon Alfred Roberts
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 filed Critical
Application granted granted Critical
Publication of FR1453920A publication Critical patent/FR1453920A/fr
Expired 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
    • G08B17/10—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 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)
  • 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)
  • Fire-Detection Mechanisms (AREA)
FR24208A 1964-07-13 1965-07-09 Détecteur de chaleur et de fumée Expired FR1453920A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US382173A US3383670A (en) 1964-07-13 1964-07-13 Smoke and heat detection unit

Publications (1)

Publication Number Publication Date
FR1453920A true FR1453920A (fr) 1966-07-22

Family

ID=23507828

Family Applications (1)

Application Number Title Priority Date Filing Date
FR24208A Expired FR1453920A (fr) 1964-07-13 1965-07-09 Détecteur de chaleur et de fumée

Country Status (4)

Country Link
US (1) US3383670A (fr)
CH (1) CH430507A (fr)
FR (1) FR1453920A (fr)
GB (1) GB1090777A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2189801A1 (fr) * 1972-06-21 1974-01-25 Nittan Co Ltd

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3469250A (en) * 1966-04-26 1969-09-23 Dynatron Inc Smoke,heat and excessive moisture multiple alarm device
US3460124A (en) * 1966-06-06 1969-08-05 Interstate Eng Corp Smoke detector
US3505529A (en) * 1968-02-08 1970-04-07 Bliss Co Radiation sensitive smoke detecting device
US3659278A (en) * 1970-04-15 1972-04-25 Jensen Ind Inc Fire and smoke alarm device
US3980997A (en) * 1974-07-17 1976-09-14 General Signal Corporation Smoke detector
US4099065A (en) * 1976-10-12 1978-07-04 Chloride, Incorporated Smoke detector with chamber for producing eddy currents
US4249169A (en) * 1979-05-18 1981-02-03 Malinowski William J Optical smoke detector
US4313110A (en) * 1980-02-19 1982-01-26 Thomas Subulak Smoke alarm having temporary disabling features
US4642615A (en) * 1984-07-31 1987-02-10 Nittan Company, Limited Light-scattering type smoke detector
DE4028188A1 (de) * 1990-09-05 1992-03-12 Esser Sicherheitstechnik Brandmelder mit einem streulicht- und einem ionisationssystem
EP0569712B1 (fr) * 1992-04-25 1998-03-04 Nohmi Bosai Ltd. Détecteur de feu
CN111594477B (zh) * 2020-05-24 2022-06-10 湖北绿维精工智能***有限公司 一种具有自动调节转速和角度的建筑消防用排烟装置
CN113405703B (zh) * 2021-06-16 2024-04-09 哲弗智能***（上海）有限公司 一种光学传感器及消防报警装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2033466A (en) * 1931-11-11 1936-03-10 Kidde & Co Walter Selective smoke detector
US2537028A (en) * 1945-10-02 1951-01-09 C O Two Fire Equipment Co Smoke detector and signal
GB625731A (en) * 1946-04-25 1949-07-04 Kidde Walter Co Ltd Improvements relating to smoke detecting and similar systems
US2476958A (en) * 1946-09-28 1949-07-26 C O Two Fire Equipment Co Smoke detector and signal
US2684008A (en) * 1949-11-23 1954-07-20 Gen Electric Method and apparatus for measuring the concentration of condensation nuclei
US2593616A (en) * 1949-12-16 1952-04-22 Rca Corp Electronic spectroscope
US2654242A (en) * 1950-07-07 1953-10-06 Shell Dev Measurement of water vapor in gases
US3231748A (en) * 1961-10-30 1966-01-25 Fyr Fyter Co Smoke detector
US3222662A (en) * 1961-12-27 1965-12-07 Electronics Corp America Signalling apparatus incorporating a differential relay
US3185975A (en) * 1962-06-18 1965-05-25 Honeywell Inc Photoelectric smoke detector

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2189801A1 (fr) * 1972-06-21 1974-01-25 Nittan Co Ltd

Also Published As

Publication number Publication date
GB1090777A (en) 1967-11-15
US3383670A (en) 1968-05-14
CH430507A (de) 1967-02-15

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