GB0101499D0 - Optical activation - Google Patents

Optical activation

Info

Publication number
GB0101499D0
GB0101499D0 GBGB0101499.2A GB0101499A GB0101499D0 GB 0101499 D0 GB0101499 D0 GB 0101499D0 GB 0101499 A GB0101499 A GB 0101499A GB 0101499 D0 GB0101499 D0 GB 0101499D0
Authority
GB
United Kingdom
Prior art keywords
optical activation
activation
optical
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.)
Ceased
Application number
GBGB0101499.2A
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.)
Crowcon Detection Instruments Ltd
Original Assignee
Crowcon Detection Instruments 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 Crowcon Detection Instruments Ltd filed Critical Crowcon Detection Instruments Ltd
Priority to GBGB0101499.2A priority Critical patent/GB0101499D0/en
Publication of GB0101499D0 publication Critical patent/GB0101499D0/en
Priority to PCT/EP2002/000377 priority patent/WO2002058025A1/en
Ceased legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00Fire alarms; Alarms responsive to explosion
    • G08B17/10Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00Fire alarms; Alarms responsive to explosion
    • G08B17/10Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/11Actuation 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
    • G08B17/113Constructional details

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
GBGB0101499.2A 2001-01-19 2001-01-19 Optical activation Ceased GB0101499D0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GBGB0101499.2A GB0101499D0 (en) 2001-01-19 2001-01-19 Optical activation
PCT/EP2002/000377 WO2002058025A1 (en) 2001-01-19 2002-01-15 Optical activation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0101499.2A GB0101499D0 (en) 2001-01-19 2001-01-19 Optical activation

Publications (1)

Publication Number Publication Date
GB0101499D0 true GB0101499D0 (en) 2001-03-07

Family

ID=9907171

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB0101499.2A Ceased GB0101499D0 (en) 2001-01-19 2001-01-19 Optical activation

Country Status (2)

Country Link
GB (1) GB0101499D0 (en)
WO (1) WO2002058025A1 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2386995A (en) * 1995-04-17 1996-11-07 Hugh Britton Sanderford Jr. Secure remote sensor/transmitter array system
EP1061489B1 (en) * 1999-06-07 2004-08-25 Siemens Building Technologies AG Intrusion detector with a device for monitoring against tampering
US6243007B1 (en) * 1999-12-01 2001-06-05 Mclaughlin John T. Tire condition monitoring system

Also Published As

Publication number Publication date
WO2002058025A1 (en) 2002-07-25

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)