AU1550176A - Photodiode smoke detector - Google Patents

Photodiode smoke detector

Info

Publication number
AU1550176A
AU1550176A AU15501/76A AU1550176A AU1550176A AU 1550176 A AU1550176 A AU 1550176A AU 15501/76 A AU15501/76 A AU 15501/76A AU 1550176 A AU1550176 A AU 1550176A AU 1550176 A AU1550176 A AU 1550176A
Authority
AU
Australia
Prior art keywords
photodiode
smoke detector
smoke
detector
photodiode smoke
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
AU15501/76A
Other languages
English (en)
Inventor
Vaclav Oldrich Podany
Halario Simoes Costa
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.)
SPX Corp
Original Assignee
General Signal Corp
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 Signal Corp filed Critical General Signal Corp
Publication of AU1550176A publication Critical patent/AU1550176A/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
    • G08B17/103—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)
AU15501/76A 1975-07-21 1976-07-02 Photodiode smoke detector Expired AU1550176A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US59794975A 1975-07-21 1975-07-21

Publications (1)

Publication Number Publication Date
AU1550176A true AU1550176A (en) 1978-01-05

Family

ID=24393614

Family Applications (1)

Application Number Title Priority Date Filing Date
AU15501/76A Expired AU1550176A (en) 1975-07-21 1976-07-02 Photodiode smoke detector

Country Status (3)

Country Link
AU (1) AU1550176A (de)
DE (1) DE2632876A1 (de)
ZA (1) ZA763862B (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4149162A (en) * 1977-06-20 1979-04-10 American District Telegraph Company Battery discriminator circuit for smoke detectors
JPS6014398B2 (ja) * 1981-03-18 1985-04-12 ホーチキ株式会社 光電式煙感知器
DE3334545A1 (de) * 1983-09-23 1985-04-04 Siemens AG, 1000 Berlin und 8000 München Optischer rauchmelder
EP0145189B1 (de) * 1983-10-21 1990-08-08 COLE, Martin Terence Rauchanzeigegerät
IL96129A0 (en) * 1990-07-20 1991-07-18 Spectronix Ltd Method and apparatus for detecting a fire,explosion,or projectile-penetration in a monitored space
DE29518042U1 (de) * 1995-11-14 1996-01-25 Wagner Alarm- und Sicherungssysteme GmbH, 30853 Langenhagen Branddetektor
DE19726518B4 (de) * 1997-06-23 2004-02-05 Suhr, Hajo, Prof. Dr. In situ Mikroskopsonde für die Partikelmeßtechnik
DE19951403B4 (de) * 1999-10-26 2010-01-07 Schako Metallwarenfabrik Ferdinand Schad Kg Zweigniederlassung Kolbingen Verfahren zur Erkennung von Rauch
DE102011108389A1 (de) * 2011-07-22 2013-01-24 PPP "KB Pribor" Ltd. Rauchdetektor
US8947243B2 (en) * 2012-04-29 2015-02-03 Valor Fire Safety, Llc Smoke detector with external sampling volume and utilizing internally reflected light
EP3029647B1 (de) 2014-12-04 2017-05-31 Siemens Schweiz AG Offener Streulichtrauchmelder, insbesondere mit einer Sidelooker-LED

Also Published As

Publication number Publication date
ZA763862B (en) 1977-05-25
DE2632876A1 (de) 1977-01-27

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