(19)

(11)

EP 1 673 304 A1

(12)

(43) Date of publication: 28.06.2006 Bulletin 2006/26 (21) Application number: 03818801.7 (22) Date of filing: 02.10.2003

(51) International Patent Classification (IPC):  B66C 23/74(1968.09) B66C 23/36(1968.09) (86) International application number: PCT/NL2003/000674 (87) International publication number: WO 2005/030632 (07.04.2005 Gazette 2005/14)

(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 (71) Applicant: Itrec B.V. 3115 HH Schiedam (NL)	(72) Inventors: ROODENBURG, Joop NL-2612 HA Delft (NL) WIJNING, Diederick, Bernardus NL-3112 DP Schiedam (NL) DE ZWART, Arie NL-2811 GW Reeuwijk (NL) (74) Representative: Brookhuis, Hendrik Jan Arnold  Exter Polak & Charlouis B.V., P.O. Box 3241 2280 GE Rijswijk 2280 GE Rijswijk (NL)