(19)

(11)

EP 1 955 300 A2

(12)

(88) Date of publication A3: 09.08.2007 (43) Date of publication: 13.08.2008 Bulletin 2008/33 (21) Application number: 06808561.2 (22) Date of filing: 16.11.2006

(51) International Patent Classification (IPC):  G08B 17/00(2006.01) E05F 3/22(2006.01) (86) International application number: PCT/GB2006/004272 (87) International publication number: WO 2007/057672 (24.05.2007 Gazette 2007/21)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR (30) Priority: 16.11.2005 GB 0523375 (71) Applicant: Fireco Limited Brighton BN2 1RP, West Sussex (GB)	(72) Inventor: PURSSEY, Neil, Kenneth East Sussex (GB) (74) Representative: Murray, Elisabeth Anne et al Mathys & Squire LLP 120 Holborn London EC1N 2SQ London EC1N 2SQ (GB)