(19)

(11)

EP 2 751 354 A1

(12)

(43) Date of publication: 09.07.2014 Bulletin 2014/28 (21) Application number: 12772709.7 (22) Date of filing: 04.10.2012

(51) International Patent Classification (IPC):  E04D 13/03(2006.01) E04D 13/035(2006.01) (86) International application number: PCT/DK2012/050377 (87) International publication number: WO 2013/050045 (11.04.2013 Gazette 2013/15)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 04.10.2011 DK 201170553 (71) Applicant: VKR Holding A/S 2970 Hørsholm (DK)	(72) Inventors: VESTERBY, Lasse DK-8752 Østbirk (DK) KRISTENSEN, Kristian, Nitzsch DK-8464 Galten (DK) (74) Representative: Carlsson, Eva et al Awapatent A/S Rigensgade 11 1316 Copenhagen K 1316 Copenhagen K (DK)