(19)

(11)

EP 1 963 589 A1

(12)

(43) Date of publication: 03.09.2008 Bulletin 2008/36 (21) Application number: 05810622.0 (22) Date of filing: 01.12.2005

(51) International Patent Classification (IPC):  E03C 1/264(2006.01) (86) International application number: PCT/SG2005/000409 (87) International publication number: WO 2007/064299 (07.06.2007 Gazette 2007/23)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR (71) Applicant: Ho, Yeong Cherng Singapore 550525 (SG)	(72) Inventor: Ho, Yeong Cherng Singapore 550525 (SG) (74) Representative: Anohins, Vladimirs  Agency Tria Robit P.O. Box 22 LV-1010 Riga LV-1010 Riga (LV)