(19)

(11)

EP 2 231 979 A1

(12)

(43) Date of publication: 29.09.2010 Bulletin 2010/39 (21) Application number: 07846452.6 (22) Date of filing: 19.12.2007

(51) International Patent Classification (IPC):  E05F 15/12(2006.01) (86) International application number: PCT/DK2007/050192 (87) International publication number: WO 2009/076952 (25.06.2009 Gazette 2009/26)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK RS (71) Applicant: VKR Holding A/S 2970 Hørsholm (DK)	(72) Inventor: JENSEN, Bent Kirk DK-2000 Frederiksberg (DK) (74) Representative: Trier, Mikkel Roed et al Awapatent A/S Rigensgade 11 1316 Copenhagen K 1316 Copenhagen K (DK)