(19)

(11)

EP 1 664 454 A1

(12)

(43) Date of publication: 07.06.2006 Bulletin 2006/23 (21) Application number: 04768094.7 (22) Date of filing: 16.08.2004

(51) International Patent Classification (IPC):  E04C 3/29(1968.09) E04B 1/76(1968.09) E04C 3/14(1968.09) (86) International application number: PCT/GB2004/003534 (87) International publication number: WO 2005/017276 (24.02.2005 Gazette 2005/08)

(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 PL PT RO SE SI SK TR (30) Priority: 15.08.2003 GB 0319172 (71) Applicant: The Court of Napier University Edinburgh EH10 5DT (GB)	(72) Inventors: KERMANI, Abdolghaffar Edinburgh EH10 5XB (GB) JAHROMI, Ali, Bahadori Edinburgh EH10 5JQ (GB) (74) Representative: Henderson, Wendy Agnes  Murgitroyd & Company 165-169 Scotland Street GB-Glasgow G5 8PL GB-Glasgow G5 8PL (GB)