(19)

(11)

EP 1 521 888 A1

(12)

(43) Date of publication: 13.04.2005 Bulletin 2005/15 (21) Application number: 03737945.0 (22) Date of filing: 16.07.2003

(51) International Patent Classification (IPC)7: E04D 13/147, E04D 13/02 (86) International application number: PCT/DK2003/000500 (87) International publication number: WO 2004/007864 (22.01.2004 Gazette 2004/04)

(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: 17.07.2002 DK 200201113 (71) Applicant: VKR Holding A/S 2860 Soeborg (DK)	(72) Inventor: HENRIKSEN, Jens-Ulrik, Holst 8210 Arhus V (DK) (74) Representative: Carlsson, Eva et al Internationalt Patent-Bureau,23 Hoje Taastrup Boulevard 2630 Taastrup 2630 Taastrup (DK)