(19)

(11)

EP 1 549 812 A1

(12)

(43) Date of publication: 06.07.2005 Bulletin 2005/27 (21) Application number: 03755709.7 (22) Date of filing: 19.09.2003

(51) International Patent Classification (IPC)7: E04H 1/12 (86) International application number: PCT/SG2003/000224 (87) International publication number: WO 2004/027182 (01.04.2004 Gazette 2004/14)

(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: 20.09.2002 MY 0203517 (71) Applicant: Tsang, Shing Chi 91000 Tawau, Sabah (MY)	(72) Inventor: Tsang, Shing Chi 91000 Tawau, Sabah (MY) (74) Representative: Beier, Ralph,Dipl.-Ing.  v. Bezold & SozienPatent AttorneysAkademiestrasse 7 80799 München 80799 München (DE)