(19)

(11)

EP 4 469 651 A1

(12)

(43) Date of publication: 04.12.2024 Bulletin 2024/49 (21) Application number: 22703833.8 (22) Date of filing: 28.01.2022

(51) International Patent Classification (IPC):  E04H 9/06(2006.01) (52) Cooperative Patent Classification (CPC): E04H 9/06; F41H 5/24; F41H 5/04 (86) International application number: PCT/EP2022/000009 (87) International publication number: WO 2023/143691 (03.08.2023 Gazette 2023/31)

(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 (71) Applicant: Knauf Gips KG 97346 Iphofen (DE)	(72) Inventor: LIDGREN, Camilla 296 80 Åhus (SE)