(19)

(11)

EP 1 290 297 A1

(12)

(43) Date of publication: 12.03.2003 Bulletin 2003/11 (21) Application number: 01929828.0 (22) Date of filing: 17.05.2001

(51) International Patent Classification (IPC)7: E04H 3/28 (86) International application number: PCT/GB0102/141 (87) International publication number: WO 0108/8311 (22.11.2001 Gazette 2001/47)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 17.05.2000 GB 0011760 (71) Applicant: Larner, Paul Richard Worcestershire B45 9GB (GB)	(72) Inventor: Larner, Paul Richard Worcestershire B45 9GB (GB) (74) Representative: Croft, Michael John et al Wilson Gunn Skerrett,Charles House,148/9 Great Charles Street Birmingham B3 3HT Birmingham B3 3HT (GB)