(19)

(11)

EP 1 131 530 A1

(12)

(43) Date of publication: 12.09.2001 Bulletin 2001/37 (21) Application number: 99972285.3 (22) Date of filing: 11.11.1999

(51) International Patent Classification (IPC)7: E06B 9/15, E06B 9/56 (86) International application number: PCT/DK9900/620 (87) International publication number: WO 0029/706 (25.05.2000 Gazette 2000/21)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU Designated Extension States: AL LT LV MK RO SI (30) Priority: 12.11.1998 DK 981476 (71) Applicant: VKR Holding A/S 2860 Soeborg (DK)	(72) Inventors: RITZ, Anders DK-5463 Harndrup (DK) ULRIKSEN, Ulrik DK-6900 Skjern (DK) (74) Representative: Raffnsoee, Knud Rosenstand et al Internationalt Patent-BureauHoeje Taastrup Boulevard 23 2630 Taastrup 2630 Taastrup (DK)