AU498981B2 - Smoke detector - Google Patents

Smoke detector

Info

Publication number
AU498981B2
AU498981B2 AU15129/76A AU1512975A AU498981B2 AU 498981 B2 AU498981 B2 AU 498981B2 AU 15129/76 A AU15129/76 A AU 15129/76A AU 1512975 A AU1512975 A AU 1512975A AU 498981 B2 AU498981 B2 AU 498981B2
Authority
AU
Australia
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.)
Expired
Application number
AU15129/76A
Other languages
English (en)
Inventor
W. J. Doherty W. F Malinowski
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
Application granted granted Critical
Publication of AU498981B2 publication Critical patent/AU498981B2/en
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
    • G08B17/11—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)
AU15129/76A 1975-06-23 1976-06-22 Smoke detector Expired AU498981B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US58904475A 1975-06-23 1975-06-23
USUS589044 1975-06-23

Publications (1)

Publication Number Publication Date
AU498981B2 true AU498981B2 (en) 1979-03-29

Family

ID=24356367

Family Applications (2)

Application Number Title Priority Date Filing Date
AU15129/76A Expired AU498981B2 (en) 1975-06-23 1976-06-22 Smoke detector
AU15129/76A Expired AU1512976A (en) 1975-06-23 1976-06-22 Smoke detector

Family Applications After (1)

Application Number Title Priority Date Filing Date
AU15129/76A Expired AU1512976A (en) 1975-06-23 1976-06-22 Smoke detector

Country Status (7)

Country Link
JP (1) JPS527287A (ja)
AU (2) AU498981B2 (ja)
BR (1) BR7604035A (ja)
CA (1) CA1067597A (ja)
DE (1) DE2628146C2 (ja)
FR (1) FR2317647A1 (ja)
GB (1) GB1548282A (ja)

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
NL6903185A (ja) * 1968-02-29 1969-09-02
DE2121382A1 (de) * 1971-04-30 1972-12-21 Preussag Ag Feuerschutz Iomsations Feuermelder

Also Published As

Publication number Publication date
GB1548282A (en) 1979-07-11
FR2317647B1 (ja) 1980-02-15
BR7604035A (pt) 1977-06-28
JPS527287A (en) 1977-01-20
AU1512976A (en) 1978-01-05
DE2628146C2 (de) 1982-02-04
DE2628146A1 (de) 1977-01-20
FR2317647A1 (fr) 1977-02-04
CA1067597A (en) 1979-12-04

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