GB0705888D0 - Detector - Google Patents

Detector

Info

Publication number
GB0705888D0
GB0705888D0 GB0705888A GB0705888A GB0705888D0 GB 0705888 D0 GB0705888 D0 GB 0705888D0 GB 0705888 A GB0705888 A GB 0705888A GB 0705888 A GB0705888 A GB 0705888A GB 0705888 D0 GB0705888 D0 GB 0705888D0
Authority
GB
United Kingdom
Prior art keywords
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.)
Withdrawn
Application number
GB0705888A
Other versions
GB2447917A (en
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.)
Thorn Security Ltd
Original Assignee
Thorn Security 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 Thorn Security Ltd filed Critical Thorn Security Ltd
Priority to GB0705888A priority Critical patent/GB2447917A/en
Publication of GB0705888D0 publication Critical patent/GB0705888D0/en
Priority to PCT/GB2008/000876 priority patent/WO2008117016A1/en
Priority to EP08718718A priority patent/EP2140435B1/en
Publication of GB2447917A publication Critical patent/GB2447917A/en
Priority to US12/568,423 priority patent/US8198997B2/en
Withdrawn legal-status Critical Current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
    • 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
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/02—Alarms for ensuring the safety of persons
    • G08B21/12—Alarms for ensuring the safety of persons responsive to undesired emission of substances, e.g. pollution alarms
    • G08B21/14—Toxic gas alarms
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
    • G08B29/12—Checking intermittently signalling or alarm systems
    • G08B29/14—Checking intermittently signalling or alarm systems checking the detection circuits
    • G08B29/145—Checking intermittently signalling or alarm systems checking the detection circuits of fire detection circuits
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
    • G08B29/18—Prevention or correction of operating errors
GB0705888A 2004-04-30 2007-03-27 Using resistors in a fire detector to indicate the life span or manufacturing date of each sensor Withdrawn GB2447917A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB0705888A GB2447917A (en) 2007-03-27 2007-03-27 Using resistors in a fire detector to indicate the life span or manufacturing date of each sensor
PCT/GB2008/000876 WO2008117016A1 (en) 2007-03-27 2008-03-13 Detector
EP08718718A EP2140435B1 (en) 2007-03-27 2008-03-13 Detector
US12/568,423 US8198997B2 (en) 2004-04-30 2009-09-28 Fire gas detector-coding

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0705888A GB2447917A (en) 2007-03-27 2007-03-27 Using resistors in a fire detector to indicate the life span or manufacturing date of each sensor

Publications (2)

Publication Number Publication Date
GB0705888D0 true GB0705888D0 (en) 2007-05-02
GB2447917A GB2447917A (en) 2008-10-01

Family

ID=38024959

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0705888A Withdrawn GB2447917A (en) 2004-04-30 2007-03-27 Using resistors in a fire detector to indicate the life span or manufacturing date of each sensor

Country Status (3)

Country Link
EP (1) EP2140435B1 (en)
GB (1) GB2447917A (en)
WO (1) WO2008117016A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2437225A1 (en) * 2010-10-01 2012-04-04 Siemens Aktiengesellschaft Setting the operating mode of a danger warning system using an electrically readable two-pole in a danger warning socket, in particular a resistance

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5754027A (en) * 1996-07-08 1998-05-19 Motorola, Inc. Battery pack and associated charging system
DE19722744A1 (en) * 1997-05-30 1998-12-03 Draegerwerk Ag Detection system with interchangeable sensors
US6316916B2 (en) * 1999-12-17 2001-11-13 Motorola, Inc. Method and mechanism to prevent corruption of data
US6533926B2 (en) * 2001-04-05 2003-03-18 Fleetguard, Inc. Filter cartridge with concentric circuit rings for data transmission
FR2844084B1 (en) * 2002-08-30 2005-04-01 Finsecur Sa REMOTE CONTROL FOR ELECTRONIC SENSOR OR ACTUATOR
JP2004239871A (en) * 2003-02-10 2004-08-26 Hakko Automation Kk Multipoint environmental monitoring device
CA2427320C (en) * 2003-04-30 2009-07-21 Digital Security Controls Ltd. Smoke detector with performance reporting
GB2413635A (en) * 2004-04-30 2005-11-02 Thorn Security Testing a fire detector sensor

Also Published As

Publication number Publication date
WO2008117016A1 (en) 2008-10-02
EP2140435A1 (en) 2010-01-06
EP2140435B1 (en) 2012-10-24
GB2447917A (en) 2008-10-01

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)