GB2293257B - Fire alarms - Google Patents

Fire alarms

Info

Publication number
GB2293257B
GB2293257B GB9518581A GB9518581A GB2293257B GB 2293257 B GB2293257 B GB 2293257B GB 9518581 A GB9518581 A GB 9518581A GB 9518581 A GB9518581 A GB 9518581A GB 2293257 B GB2293257 B GB 2293257B
Authority
GB
United Kingdom
Prior art keywords
fire alarms
alarms
fire
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
GB9518581A
Other versions
GB2293257A (en
GB9518581D0 (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
Application filed by JSB Electrical PLC filed Critical JSB Electrical PLC
Publication of GB9518581D0 publication Critical patent/GB9518581D0/en
Publication of GB2293257A publication Critical patent/GB2293257A/en
Application granted granted Critical
Publication of GB2293257B publication Critical patent/GB2293257B/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
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • 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
    • G08B25/04—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 using a single signalling line, e.g. in a closed loop

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fire Alarms (AREA)
  • Alarm Systems (AREA)
GB9518581A 1994-09-16 1995-09-12 Fire alarms Expired - Lifetime GB2293257B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9418719A GB9418719D0 (en) 1994-09-16 1994-09-16 Fire alarms

Publications (3)

Publication Number Publication Date
GB9518581D0 GB9518581D0 (en) 1995-11-15
GB2293257A GB2293257A (en) 1996-03-20
GB2293257B true GB2293257B (en) 1998-03-11

Family

ID=10761462

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9418719A Pending GB9418719D0 (en) 1994-09-16 1994-09-16 Fire alarms
GB9518581A Expired - Lifetime GB2293257B (en) 1994-09-16 1995-09-12 Fire alarms

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB9418719A Pending GB9418719D0 (en) 1994-09-16 1994-09-16 Fire alarms

Country Status (1)

Country Link
GB (2) GB9418719D0 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2325074A (en) * 1997-05-08 1998-11-11 Rafiki Protection Limited Fire alarm system
GB2326006B (en) * 1997-06-07 2001-04-11 Menvier Alarm system
DE69802930T2 (en) * 1997-06-07 2002-08-08 Fulleon Ltd., Cwmbran ALARM SYSTEM
GB9723696D0 (en) * 1997-11-11 1998-01-07 Fire Protection Scotland Ltd Fire detection system
GB2336455B (en) * 1998-04-16 2001-08-15 Apollo Fire Detectors Ltd Detecting device and an alarm system
GB9813883D0 (en) * 1998-06-27 1998-08-26 Protec Fire Detection Plc Alarm apparatus

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1604634A (en) * 1978-05-31 1981-12-09 Maxted C W Signalling apparatus
GB2203276A (en) * 1987-03-31 1988-10-12 Nittan Co Ltd Alarm apparatus
GB2254174A (en) * 1991-03-25 1992-09-30 Nittan Co Ltd Abnormal condition detecting unit and security alarm system using the same

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1604634A (en) * 1978-05-31 1981-12-09 Maxted C W Signalling apparatus
GB2203276A (en) * 1987-03-31 1988-10-12 Nittan Co Ltd Alarm apparatus
GB2254174A (en) * 1991-03-25 1992-09-30 Nittan Co Ltd Abnormal condition detecting unit and security alarm system using the same

Also Published As

Publication number Publication date
GB2293257A (en) 1996-03-20
GB9418719D0 (en) 1994-11-02
GB9518581D0 (en) 1995-11-15

Similar Documents

Publication Publication Date Title
GB2277589B (en) Fire alarm system
HU9602464D0 (en) Fire extinguishing system
IL110429A0 (en) Alarm system
GB9412318D0 (en) Lighting smoke alarm
AU1508095A (en) Fire alarm system
GB2293257B (en) Fire alarms
GB9402698D0 (en) Alarm
GB9424775D0 (en) Fire alarms
GB9418379D0 (en) Fire safe
GB2307763B (en) Fire alarm system
GB9310987D0 (en) Smoke alarm
KR970001214Y1 (en) Fire alarm
GB9425742D0 (en) Alarm systems
GB9415758D0 (en) Smoke alarm
TW311717U (en) Improved fire alarm structure
GB9424466D0 (en) Alarms
GB9407063D0 (en) Alarms
GB9419982D0 (en) Alarms
GB9423589D0 (en) Alarms
GB9424027D0 (en) Fire alarm equipment
GB9420499D0 (en) Incontenance alarm
GB9319121D0 (en) Smoke alarm
PL303304A1 (en) Fire alarm announcer
EG20685A (en) Alarm systems
GB2288265B (en) Alarm systems

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: 20150911