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GB2312981B - Alarm systems - Google Patents

Alarm systems

Info

Publication number
GB2312981B
GB2312981B GB9621737A GB9621737A GB2312981B GB 2312981 B GB2312981 B GB 2312981B GB 9621737 A GB9621737 A GB 9621737A GB 9621737 A GB9621737 A GB 9621737A GB 2312981 B GB2312981 B GB 2312981B
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
GB9621737A
Other versions
GB2312981A (en
GB9621737D0 (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
Application filed by Menvier Ltd filed Critical Menvier Ltd
Priority to GB0012310A priority Critical patent/GB2348031B/en
Publication of GB9621737D0 publication Critical patent/GB9621737D0/en
Priority to FR9705728A priority patent/FR2749096A1/en
Publication of GB2312981A publication Critical patent/GB2312981A/en
Application granted granted Critical
Publication of GB2312981B publication Critical patent/GB2312981B/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)
GB9621737A 1996-05-11 1996-10-18 Alarm systems Expired - Lifetime GB2312981B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB0012310A GB2348031B (en) 1996-05-11 1996-10-18 Alarm systems
FR9705728A FR2749096A1 (en) 1996-05-11 1997-05-09 Alarm system for e.g fire or smoke alarm

Applications Claiming Priority (1)

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

Publications (3)

Publication Number Publication Date
GB9621737D0 GB9621737D0 (en) 1996-12-11
GB2312981A GB2312981A (en) 1997-11-12
GB2312981B true GB2312981B (en) 2000-11-01

Family

ID=10793542

Family Applications (2)

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

Family Applications Before (1)

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

Country Status (1)

Country Link
GB (2) GB9609868D0 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29621921U1 (en) * 1996-12-17 1997-02-13 Alcatel Alsthom Compagnie Générale d'Electricité, Paris Smoke or fire alarm device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2254174A (en) * 1991-03-25 1992-09-30 Nittan Co Ltd Abnormal condition detecting unit and security alarm system using the same
GB2266800A (en) * 1992-05-02 1993-11-10 Tarquin Andrew Stehle A wireless solar powered audible external intruder and fire alarm
GB2276264A (en) * 1993-03-16 1994-09-21 Jsb Electrical Plc Method and apparatus for control of a fire alarm device
US5406254A (en) * 1992-11-25 1995-04-11 Borg-Warner Security Corporation Alarm system with remote module and associated alarm

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2254174A (en) * 1991-03-25 1992-09-30 Nittan Co Ltd Abnormal condition detecting unit and security alarm system using the same
GB2266800A (en) * 1992-05-02 1993-11-10 Tarquin Andrew Stehle A wireless solar powered audible external intruder and fire alarm
US5406254A (en) * 1992-11-25 1995-04-11 Borg-Warner Security Corporation Alarm system with remote module and associated alarm
GB2276264A (en) * 1993-03-16 1994-09-21 Jsb Electrical Plc Method and apparatus for control of a fire alarm device

Also Published As

Publication number Publication date
GB9609868D0 (en) 1996-07-17
GB2312981A (en) 1997-11-12
GB9621737D0 (en) 1996-12-11

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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 20141106 AND 20141112

PE20 Patent expired after termination of 20 years

Expiry date: 20161017