(19)

(11)

EP 1 483 192 A1

(12)

(43) Date of publication: 08.12.2004 Bulletin 2004/50 (21) Application number: 03712328.8 (22) Date of filing: 07.03.2003

(51) International Patent Classification (IPC)7: B66C 23/66, B66C 3/00 (86) International application number: PCT/GB2003/000988 (87) International publication number: WO 2003/078294 (25.09.2003 Gazette 2003/39)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR Designated Extension States: AL LT LV MK (30) Priority: 13.03.2002 GB 0205899 (71) Applicant: HUNTLEIGH TECHNOLOGY PLC Luton,Bedfordshire LU1 1TD (GB)	(72) Inventor: DESORGHER, Neal Peter Tamworth,Staffordshire B77 3JY (GB) (74) Representative: Thaker, Shalini  Group IP Department,Huntleigh Technology PLC310-312 Dallow Road Luton, Bedfordshire LU1 1TD Luton, Bedfordshire LU1 1TD (GB)