(19)

(11)

EP 0 616 721 A1

(12)

(43) Date of publication: 28.09.1994 Bulletin 1994/39 (21) Application number: 93922991.0 (22) Date of filing: 13.10.1993

(51) International Patent Classification (IPC):  H01H 5/ 02( . ) H01H 35/ 26( . ) (86) International application number: PCT/GB1993/002117 (87) International publication number: WO 1994/009503 (28.04.1994 Gazette 1994/10)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI NL PT SE (30) Priority: 13.10.1992 GB 19920021492 (71) Applicant: EXPO SAFETY SYSTEMS LIMITED Thames Ditton, Surrey KT7 0RH (GB)	(72) Inventor: OWLER, Anthony KcKenzie Cobham, Surrey KT11 20D (GB) (74) Representative: Jones, Ian  W.P. THOMPSON & CO. Celcon House 289-293 High Holborn London WC1V 7HU London WC1V 7HU (GB)