(19)

(11)

EP 1 034 341 A1

(12)

(43) Date of publication: 13.09.2000 Bulletin 2000/37 (21) Application number: 98900888.3 (22) Date of filing: 15.01.1998

(51) International Patent Classification (IPC)7: E04B 1/32, E04B 1/343 (86) International application number: PCT/GB9800/036 (87) International publication number: WO 9831/883 (23.07.1998 Gazette 1998/29)

(84) Designated Contracting States: AT BE CH DE FR GB IE IT LI (30) Priority: 15.01.1997 GB 9700716 (71) Applicant: Aviram, David Paul Kingston Upon Thames,Surrey KT1 3ET (GB)	(72) Inventor: Aviram, David Paul Kingston Upon Thames,Surrey KT1 3ET (GB)