FR2317647A1 - Detecteur de fumee - Google Patents

Detecteur de fumee

Info

Publication number
FR2317647A1
FR2317647A1 FR7619156A FR7619156A FR2317647A1 FR 2317647 A1 FR2317647 A1 FR 2317647A1 FR 7619156 A FR7619156 A FR 7619156A FR 7619156 A FR7619156 A FR 7619156A FR 2317647 A1 FR2317647 A1 FR 2317647A1
Authority
FR
France
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.)
Granted
Application number
FR7619156A
Other languages
English (en)
Other versions
FR2317647B1 (fr
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.)
Pyrotector Inc
Original Assignee
Pyrotector Inc
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 Pyrotector Inc filed Critical Pyrotector Inc
Publication of FR2317647A1 publication Critical patent/FR2317647A1/fr
Application granted granted Critical
Publication of FR2317647B1 publication Critical patent/FR2317647B1/fr
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
    • G08B17/10—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
    • 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

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
FR7619156A 1975-06-23 1976-06-23 Detecteur de fumee Granted FR2317647A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US58904475A 1975-06-23 1975-06-23

Publications (2)

Publication Number Publication Date
FR2317647A1 true FR2317647A1 (fr) 1977-02-04
FR2317647B1 FR2317647B1 (fr) 1980-02-15

Family

ID=24356367

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7619156A Granted FR2317647A1 (fr) 1975-06-23 1976-06-23 Detecteur de fumee

Country Status (7)

Country Link
JP (1) JPS527287A (fr)
AU (2) AU1512976A (fr)
BR (1) BR7604035A (fr)
CA (1) CA1067597A (fr)
DE (1) DE2628146C2 (fr)
FR (1) FR2317647A1 (fr)
GB (1) GB1548282A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2907173A1 (de) * 1979-02-23 1980-09-04 Hekatron Gmbh Schaltungsanordnung fuer einen optischen rauchgasanzeiger
JPS60126798A (ja) * 1983-12-13 1985-07-06 ニッタン株式会社 環境異常検出装置
DE10132540A1 (de) * 2001-07-09 2003-01-30 Pwb Ruhlatec Ind Prod Gmbh Verfahren und Vorrichtung zur Signalstabilisierung
DE10356224A1 (de) 2003-12-02 2005-06-30 Pwb-Ruhlatec Industrieprodukte Gmbh Taktscheibenbefestigung
JP2020204837A (ja) * 2019-06-14 2020-12-24 鹿島建設株式会社 火災監視システム及び火災監視方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH506147A (de) * 1968-02-29 1971-04-15 Brk Electronics Elektrische Branddetektoreinrichtung
DE2121382A1 (de) * 1971-04-30 1972-12-21 Preussag Ag Feuerschutz Iomsations Feuermelder

Also Published As

Publication number Publication date
CA1067597A (fr) 1979-12-04
BR7604035A (pt) 1977-06-28
AU1512976A (en) 1978-01-05
DE2628146A1 (de) 1977-01-20
AU498981B2 (en) 1979-03-29
FR2317647B1 (fr) 1980-02-15
JPS527287A (en) 1977-01-20
DE2628146C2 (de) 1982-02-04
GB1548282A (en) 1979-07-11

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Legal Events

Date Code Title Description
TP Transmission of property
TP Transmission of property
ST Notification of lapse