(19)

(11)

EP 1 644 591 A1

(12)

(43) Date of publication: 12.04.2006 Bulletin 2006/15 (21) Application number: 04748634.5 (22) Date of filing: 04.06.2004

(51) International Patent Classification (IPC):  E04B 1/00(1968.09) E06B 1/36(1968.09) (86) International application number: PCT/NL2004/000402 (87) International publication number: WO 2004/109024 (16.12.2004 Gazette 2004/51)

(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 PL PT RO SE SI SK TR (30) Priority: 05.06.2003 NL 1023599 (71) Applicant: HOFMAN DUJARDIN ARCHITECTEN V.O.F. 1013 GL Amsterdam (NL)	(72) Inventors: HOFMAN, Michiel, Marc NL-1013 GL Amsterdam (NL) DUJARDIN, Barbara, Christine NL-1013 GL Amsterdam (NL) (74) Representative: Nederlof, Etienne C.  Octrooibureau Vriesendorp & Gaade B.V., Postbus 266 2501 AW Den Haag 2501 AW Den Haag (NL)