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AU3332997A - Smoke detector - Google Patents

Smoke detector

Info

Publication number
AU3332997A
AU3332997A AU33329/97A AU3332997A AU3332997A AU 3332997 A AU3332997 A AU 3332997A AU 33329/97 A AU33329/97 A AU 33329/97A AU 3332997 A AU3332997 A AU 3332997A AU 3332997 A AU3332997 A AU 3332997A
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.)
Granted
Application number
AU33329/97A
Other versions
AU725417B2 (en
Inventor
Bernhard Durrer
Kurt Hess
Urs Riedi
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.)
Cerberus AG
Original Assignee
Cerberus AG
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 Cerberus AG filed Critical Cerberus AG
Publication of AU3332997A publication Critical patent/AU3332997A/en
Application granted granted Critical
Publication of AU725417B2 publication Critical patent/AU725417B2/en
Anticipated expiration legal-status Critical
Ceased 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)
AU33329/97A 1996-07-22 1997-07-15 Smoke detector Ceased AU725417B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP96111753 1996-07-22
EP96111753A EP0821332A1 (en) 1996-07-22 1996-07-22 Smoke detector
PCT/CH1997/000271 WO1998003948A1 (en) 1996-07-22 1997-07-15 Smoke alarm

Publications (2)

Publication Number Publication Date
AU3332997A true AU3332997A (en) 1998-02-10
AU725417B2 AU725417B2 (en) 2000-10-12

Family

ID=8223021

Family Applications (1)

Application Number Title Priority Date Filing Date
AU33329/97A Ceased AU725417B2 (en) 1996-07-22 1997-07-15 Smoke detector

Country Status (7)

Country Link
EP (1) EP0821332A1 (en)
KR (1) KR20000064237A (en)
CN (1) CN1198237A (en)
AU (1) AU725417B2 (en)
PL (1) PL325923A1 (en)
WO (1) WO1998003948A1 (en)
ZA (1) ZA975813B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6521907B1 (en) 1999-04-29 2003-02-18 Pittway Corporation Miniature photoelectric sensing chamber
ATE318434T1 (en) * 2002-06-20 2006-03-15 Siemens Schweiz Ag SCATTERED LIGHT SMOKE DETECTOR
CN104408863A (en) * 2014-11-05 2015-03-11 中国科学技术大学先进技术研究院 Dual light path fire smog detection smoke chamber

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3345688C2 (en) * 1983-12-16 1986-06-19 Hartwig Dipl.-Ing. 2409 Scharbeutz Beyersdorf Scattered light - smoke alarm
JP2648560B2 (en) * 1993-04-09 1997-09-03 ホーチキ株式会社 Scattered light smoke detector
US5400014A (en) * 1993-07-12 1995-03-21 Detection Systems, Inc. Smoke detector with dark chamber

Also Published As

Publication number Publication date
WO1998003948A1 (en) 1998-01-29
CN1198237A (en) 1998-11-04
PL325923A1 (en) 1998-08-17
ZA975813B (en) 1998-01-30
EP0821332A1 (en) 1998-01-28
AU725417B2 (en) 2000-10-12
KR20000064237A (en) 2000-11-06

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Legal Events

Date Code Title Description
FGA Letters patent sealed or granted (standard patent)