(19)

(11)

EP 1 599 649 A2

(12)

(88) Date of publication A3: 02.12.2004 (43) Date of publication: 30.11.2005 Bulletin 2005/48 (21) Application number: 04714836.6 (22) Date of filing: 26.02.2004

(51) International Patent Classification (IPC)7: E04F 13/08 (86) International application number: PCT/GB2004/000755 (87) International publication number: WO 2004/076758 (10.09.2004 Gazette 2004/37)

(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 RO SE SI SK TR Designated Extension States: AL LT LV MK (30) Priority: 26.02.2003 GB 0304396 04.04.2003 GB 0307833 (71) Applicant: Friend, Geoffrey John Peaceheaven,East Susex BN10 8HF (GB)	(72) Inventor: The designation of the inventor has not yet been filed  () (74) Representative: Samuels, Adrian James et al Frank B. Dehn & Co., 179 Queen Victoria Street London EC4V 4EL London EC4V 4EL (GB)