(19)

(11)

EP 1 075 438 A1

(12)

(43) Date of publication: 14.02.2001 Bulletin 2001/07 (21) Application number: 99918078.9 (22) Date of filing: 23.04.1999

(51) International Patent Classification (IPC)7: B65D 88/52 (86) International application number: PCT/GB9901/068 (87) International publication number: WO 9955/601 (04.11.1999 Gazette 1999/44)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (30) Priority: 25.04.1998 GB 9808726 (71) Applicant: Tibbett & Britten Group PLC Windmill Hill,Enfield,Middlesex EN2 6SB (GB)	(72) Inventor: BROWNING, Andrew,Tibbett & Britten Group plc Enfield,Midddlesex EN2 6SB (GB) (74) Representative: Denmark, James  Bailey, Walsh & Co.5 York Place Leeds LS1 2SDYorkshire Leeds LS1 2SDYorkshire (GB)