GB2307763B - Fire alarm system - Google Patents

Fire alarm system

Info

Publication number
GB2307763B
GB2307763B GB9623659A GB9623659A GB2307763B GB 2307763 B GB2307763 B GB 2307763B GB 9623659 A GB9623659 A GB 9623659A GB 9623659 A GB9623659 A GB 9623659A GB 2307763 B GB2307763 B GB 2307763B
Authority
GB
United Kingdom
Prior art keywords
alarm system
fire alarm
fire
alarm
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 - Lifetime
Application number
GB9623659A
Other versions
GB2307763A (en
GB9623659D0 (en
Inventor
Fariz Khellaf
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.)
JSB Electrical PLC
Original Assignee
JSB Electrical PLC
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
Priority claimed from GBGB9524272.3A external-priority patent/GB9524272D0/en
Priority claimed from GBGB9613170.1A external-priority patent/GB9613170D0/en
Application filed by JSB Electrical PLC filed Critical JSB Electrical PLC
Publication of GB9623659D0 publication Critical patent/GB9623659D0/en
Publication of GB2307763A publication Critical patent/GB2307763A/en
Application granted granted Critical
Publication of GB2307763B publication Critical patent/GB2307763B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
    • G08B25/018—Sensor coding by detecting magnitude of an electrical parameter, e.g. resistance
GB9623659A 1995-11-28 1996-11-13 Fire alarm system Expired - Lifetime GB2307763B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9524272.3A GB9524272D0 (en) 1995-11-28 1995-11-28 Fire alarm system
GBGB9613170.1A GB9613170D0 (en) 1996-06-24 1996-06-24 Fire alarm system

Publications (3)

Publication Number Publication Date
GB9623659D0 GB9623659D0 (en) 1997-01-08
GB2307763A GB2307763A (en) 1997-06-04
GB2307763B true GB2307763B (en) 2000-03-01

Family

ID=26308187

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9623659A Expired - Lifetime GB2307763B (en) 1995-11-28 1996-11-13 Fire alarm system

Country Status (2)

Country Link
FR (1) FR2741737B1 (en)
GB (1) GB2307763B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2790130B1 (en) * 1999-02-19 2001-10-05 Automatismes Sicli DETECTION DEVICE AND ITS IMPLEMENTING METHOD
CN103489277B (en) * 2013-09-26 2015-08-26 胡亨华 The fire early-warning system of on-line monitoring electric wiring resistance parameter
WO2015137896A1 (en) * 2014-03-10 2015-09-17 Kocsistem Bilgi Ve Iletisim Hizmetleri Anonim Sirketi Data transmission method over sensor networks using controlled load consumption

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2570505A1 (en) * 1984-09-17 1986-03-21 Rouvet Jacques Current-loop circuit which transmits information

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4549168A (en) * 1983-10-06 1985-10-22 Ryszard Sieradzki Remote station monitoring system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2570505A1 (en) * 1984-09-17 1986-03-21 Rouvet Jacques Current-loop circuit which transmits information

Also Published As

Publication number Publication date
FR2741737B1 (en) 1998-12-24
GB2307763A (en) 1997-06-04
FR2741737A1 (en) 1997-05-30
GB9623659D0 (en) 1997-01-08

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Expiry date: 20161112