(19)

(11)

EP 1 718 807 A1

(12)

(43) Date of publication: 08.11.2006 Bulletin 2006/45 (21) Application number: 03782994.2 (22) Date of filing: 22.12.2003

(51) International Patent Classification (IPC):  E02B 17/08(2006.01) (86) International application number: PCT/NL2003/000920 (87) International publication number: WO 2005/061802 (07.07.2005 Gazette 2005/27)

(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 (71) Applicant: Innovative Solution Developers BV 2614 TB Delft (NL)	(72) Inventor: VAN DER SLUIS, Hans, Robbert NL-2614 TB Delft (NL) (74) Representative: Volmer, Johannes Cornelis  Exter Polak & Charlouis B.V., P.O. Box 3241 2280 GE Rijswijk 2280 GE Rijswijk (NL)