(19)

(11)

EP 0 834 165 A1

(12)

(43) Date of publication: 08.04.1998 Bulletin 1998/15 (21) Application number: 96916257.0 (22) Date of filing: 07.06.1996

(51) International Patent Classification (IPC):  G08B 13/ 16( . ) (86) International application number: PCT/GB1996/001369 (87) International publication number: WO 1997/000504 (03.01.1997 Gazette 1997/02)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU NL PT SE (30) Priority: 19.06.1995 GB 19950012414 05.10.1995 GB 19950020376 (71) Applicant: Bright Star Enterprises Limited Douglas, Isle of Man IM1 2QG (GB)	(72) Inventors: HAYSOM, Mark Bedford MK41 9TQ (GB) SHARPE, Michael Nottingham NG7 6LH (GB) (74) Representative: Beresford, Keith Denis Lewis, et al  BERESFORD & Co. 2-5 Warwick Court High Holborn London WC1R 5DJ London WC1R 5DJ (GB)