(19)

(11)

EP 0 832 472 A1

(12)

(43) Date of publication: 01.04.1998 Bulletin 1998/14 (21) Application number: 96919896.0 (22) Date of filing: 24.05.1996

(51) International Patent Classification (IPC):  E05G 5/ 00( . ) G07C 9/ 00( . ) (86) International application number: PCT/GB1996/001249 (87) International publication number: WO 1996/038820 (05.12.1996 Gazette 1997/01)

(84) Designated Contracting States: BE DE DK FR GB IT NL SE (30) Priority: 02.06.1995 GB 19950011140 (71) Applicant: Mayor Limited Uckfield, East Sussex TN22 1QU (GB)	(72) Inventors: FAIRHURST, Michael Christopher Canterbury, Kent CT2 7AW (GB) KELLY, Stephen William Canterbury, Kent CT2 7AW (GB) GOLDING, Martin Westgate, Kent CT8 8NT (GB) (74) Representative: Rackham, Stephen Neil  GILL JENNINGS & EVERY, Broadgate House, 7 Eldon Street London EC2M 7LH London EC2M 7LH (GB)