(19)

(11)

EP 1 931 831 A2

(12)

(88) Date of publication A3: 07.06.2007 (43) Date of publication: 18.06.2008 Bulletin 2008/25 (21) Application number: 06799884.9 (22) Date of filing: 09.08.2006

(51) International Patent Classification (IPC):  E03C 1/308(2006.01) (86) International application number: PCT/TR2006/000038 (87) International publication number: WO 2007/018478 (15.02.2007 Gazette 2007/07)

(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 (30) Priority: 09.08.2005 WO PCT/TR2005/003194 (71) Applicant: Korcoban, Ensar 34051 Istanbul (TR)	(72) Inventor: Korcoban, Ensar 34051 Istanbul (TR) (74) Representative: Ergün, Mevci  Acar Intellectual Property Services Ltd. Büyükdere Cad. No: 57/6 Mecidiyekoy 34387 Istanbul 34387 Istanbul (TR)