(19)

(11)

EP 1 485 540 A1

(12)

(43) Date of publication: 15.12.2004 Bulletin 2004/51 (21) Application number: 03708321.9 (22) Date of filing: 26.02.2003

(51) International Patent Classification (IPC)7: E03D 11/12, E03D 11/02, E03C 1/01 (86) International application number: PCT/GB2003/000812 (87) International publication number: WO 2003/074800 (12.09.2003 Gazette 2003/37)

(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 SE SI SK TR Designated Extension States: AL LT LV MK RO (30) Priority: 01.03.2002 GB 0204864 (71) Applicant: Kamau, Raphael, Sebby Renfrewshire PA3 2NH (GB)	(72) Inventor: Kamau, Raphael, Sebby Renfrewshire PA3 2NH (GB) (74) Representative: Lincoln, Matthew  Kennedys Patent Agency Limited,Queen's House,Floor 5,29 St Vincent Street Glasgow G1 2DT Glasgow G1 2DT (GB)