GB2348031B - Alarm systems - Google Patents

Alarm systems

Info

Publication number
GB2348031B
GB2348031B GB0012310A GB0012310A GB2348031B GB 2348031 B GB2348031 B GB 2348031B GB 0012310 A GB0012310 A GB 0012310A GB 0012310 A GB0012310 A GB 0012310A GB 2348031 B GB2348031 B GB 2348031B
Authority
GB
United Kingdom
Prior art keywords
alarm systems
alarm
systems
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
GB0012310A
Other versions
GB0012310D0 (en
GB2348031A (en
Inventor
Neil Young
Angus Jonathan Bertram Stone
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.)
Menvier Ltd
Original Assignee
Menvier 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
Priority claimed from GBGB9609868.6A external-priority patent/GB9609868D0/en
Application filed by Menvier Ltd filed Critical Menvier Ltd
Publication of GB0012310D0 publication Critical patent/GB0012310D0/en
Publication of GB2348031A publication Critical patent/GB2348031A/en
Application granted granted Critical
Publication of GB2348031B publication Critical patent/GB2348031B/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
    • G08B26/00—Alarm systems in which substations are interrogated in succession by a central station
    • G08B26/001—Alarm systems in which substations are interrogated in succession by a central station with individual interrogation of substations connected in parallel

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Alarm Systems (AREA)
  • Fire Alarms (AREA)
GB0012310A 1996-05-11 1996-10-18 Alarm systems Expired - Lifetime GB2348031B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9609868.6A GB9609868D0 (en) 1996-05-11 1996-05-11 Alarm systems
GB9621737A GB2312981B (en) 1996-05-11 1996-10-18 Alarm systems

Publications (3)

Publication Number Publication Date
GB0012310D0 GB0012310D0 (en) 2000-07-12
GB2348031A GB2348031A (en) 2000-09-20
GB2348031B true GB2348031B (en) 2000-11-15

Family

ID=26309313

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0012310A Expired - Lifetime GB2348031B (en) 1996-05-11 1996-10-18 Alarm systems

Country Status (2)

Country Link
FR (1) FR2749096A1 (en)
GB (1) GB2348031B (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2121223A (en) * 1982-05-15 1983-12-14 Matsushita Electric Works Ltd Time-division multiplex transmission system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2816606B2 (en) * 1991-03-25 1998-10-27 ニッタン株式会社 Fire detection unit and fire alarm system using the same
US5406254A (en) * 1992-11-25 1995-04-11 Borg-Warner Security Corporation Alarm system with remote module and associated alarm
GB2276264B (en) * 1993-03-16 1997-01-22 Jsb Electrical Plc Method and apparatus for control of fire alarm device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2121223A (en) * 1982-05-15 1983-12-14 Matsushita Electric Works Ltd Time-division multiplex transmission system

Also Published As

Publication number Publication date
FR2749096A1 (en) 1997-11-28
GB0012310D0 (en) 2000-07-12
GB2348031A (en) 2000-09-20

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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)

Free format text: REGISTERED BETWEEN 20150226 AND 20150304

PE20 Patent expired after termination of 20 years

Expiry date: 20161017