(19)

(11)

EP 0 880 758 A1

(12)

(43) Date of publication: 02.12.1998 Bulletin 1998/49 (21) Application number: 97902494.0 (22) Date of filing: 07.02.1997

(51) International Patent Classification (IPC):  G07D 3/ 14( . ) G07F 5/ 24( . ) G07F 1/ 04( . ) G07F 9/ 04( . ) (86) International application number: PCT/GB1997/000342 (87) International publication number: WO 1997/030423 (21.08.1997 Gazette 1997/36)

(84) Designated Contracting States: BE DE FR GB SE (30) Priority: 13.02.1996 GB 19960002894 23.10.1996 GB 19960022094 (60) Divisional application: 99116486.4 / 0962898 (71) Applicant: THORN TRANSIT SYSTEMS INTERNATIONAL LIMITED Wells, Somerset BA5 1AA (GB)	(72) Inventor: DOYLE, Alan Thorn Transit Systems Int. Limited Somerset BA5 1AA (GB) (74) Representative: Leaman, Keith  QED Patents Limited, Dawley Road Hayes, Middlesex UB3 1HH Hayes, Middlesex UB3 1HH (GB)