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AUPQ636700A0 - A particle detector - Google Patents

A particle detector

Info

Publication number
AUPQ636700A0
AUPQ636700A0 AUPQ6367A AUPQ636700A AUPQ636700A0 AU PQ636700 A0 AUPQ636700 A0 AU PQ636700A0 AU PQ6367 A AUPQ6367 A AU PQ6367A AU PQ636700 A AUPQ636700 A AU PQ636700A AU PQ636700 A0 AUPQ636700 A0 AU PQ636700A0
Authority
AU
Australia
Prior art keywords
particle detector
detector
particle
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.)
Abandoned
Application number
AUPQ6367A
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.)
Vision Systems Ltd
Original Assignee
Vision Systems Ltd
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 Vision Systems Ltd filed Critical Vision Systems Ltd
Priority to AUPQ6367A priority Critical patent/AUPQ636700A0/en
Publication of AUPQ636700A0 publication Critical patent/AUPQ636700A0/en
Priority to PCT/AU2001/000314 priority patent/WO2001071689A1/en
Priority to AU87253/01A priority patent/AU8725301A/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • G08B17/103—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

  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Emergency Management (AREA)
  • Business, Economics & Management (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
AUPQ6367A 2000-03-21 2000-03-21 A particle detector Abandoned AUPQ636700A0 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AUPQ6367A AUPQ636700A0 (en) 2000-03-21 2000-03-21 A particle detector
PCT/AU2001/000314 WO2001071689A1 (en) 2000-03-21 2001-03-21 A particle detector
AU87253/01A AU8725301A (en) 2000-03-21 2001-03-21 A particle detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPQ6367A AUPQ636700A0 (en) 2000-03-21 2000-03-21 A particle detector

Publications (1)

Publication Number Publication Date
AUPQ636700A0 true AUPQ636700A0 (en) 2000-04-15

Family

ID=3820464

Family Applications (1)

Application Number Title Priority Date Filing Date
AUPQ6367A Abandoned AUPQ636700A0 (en) 2000-03-21 2000-03-21 A particle detector

Country Status (2)

Country Link
AU (1) AUPQ636700A0 (en)
WO (1) WO2001071689A1 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0135361B1 (en) * 1983-08-12 1995-04-26 I.E.I. Pty Ltd A.C.N. 053 531 212 Apparatus for detecting particulate material in suspension
GB8502506D0 (en) * 1985-01-31 1985-03-06 Emi Ltd Smoke detector
US5078773A (en) * 1988-08-18 1992-01-07 Itt Corporation Reducing stray light in lensed optical systems
GB9514972D0 (en) * 1995-07-21 1995-09-20 Thorn Security Smoke detector labyrinth
AUPN965896A0 (en) * 1996-05-03 1996-05-30 Vision Products Pty Ltd The detection of airborne pollutants

Also Published As

Publication number Publication date
WO2001071689A1 (en) 2001-09-27

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Legal Events

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NAA1 Application designating australia and claiming priority from australian document

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