(19)

(11)

EP 3 959 409 A1

(12)

(43) Date of publication: 02.03.2022 Bulletin 2022/09 (21) Application number: 20816901.1 (22) Date of filing: 24.11.2020

(51) International Patent Classification (IPC):  E06B 9/42(2006.01) E06B 9/58(2006.01) E06B 9/62(2006.01) (52) Cooperative Patent Classification (CPC): E06B 9/42; E06B 9/62; E06B 2009/583 (86) International application number: PCT/DK2020/050330 (87) International publication number: WO 2021/104594 (03.06.2021 Gazette 2021/22)

(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 Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 25.11.2019 DK PA201970727 (71) Applicant: VKR Holding A/S 2970 Hørsholm (DK)	(72) Inventor: LAURIDSEN, Nikolaj Hannibal 2970 Hørsholm (DK) (74) Representative: AWA Denmark A/S  Strandgade 56 1401 Copenhagen K 1401 Copenhagen K (DK)