(19)

(11)

EP 1 492 699 A1

(12)

(43) Date of publication: 05.01.2005 Bulletin 2005/01 (21) Application number: 03721147.1 (22) Date of filing: 10.04.2003

(51) International Patent Classification (IPC)7: B63B 35/00, B63B 9/06, B66C 23/52, E02B 17/00 (86) International application number: PCT/NL2003/000274 (87) International publication number: WO 2003/086852 (23.10.2003 Gazette 2003/43)

(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: 10.04.2002 US 371558 P 10.04.2002 US 371372 P 10.04.2002 US 371326 P (71) Applicant: Itrec B.V. 3115 HH Schiedam (NL)	(72) Inventor: ROODENBURG, Joop NL-2612 HA Delft (NL) (74) Representative: Brookhuis, Hendrik Jan Arnold  Exter Polak & Charlouis B.V.P.O. Box 3241 2280 GE Rijswijk 2280 GE Rijswijk (NL)