(19)

(11)

EP 4 442 074 A1

(12)

(43) Date of publication: 09.10.2024 Bulletin 2024/41 (21) Application number: 22823152.8 (22) Date of filing: 24.11.2022

(51) International Patent Classification (IPC):  H05B 3/26(2006.01) E04C 2/52(2006.01) H05B 3/06(2006.01) (52) Cooperative Patent Classification (CPC): H05B 3/267; H05B 3/06; H05B 2203/026; E04C 2/525 (86) International application number: PCT/IB2022/061394 (87) International publication number: WO 2023/100042 (08.06.2023 Gazette 2023/23)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 02.12.2021 BE 202105933 (71) Applicant: Unilin, BV 8710 Wielsbeke (BE)	(72) Inventor: LEDEGEN, Sam 9000 Gent (BE) (74) Representative: Unilin Technologies  Patent Department Ooigemstraat 3 8710 Wielsbeke 8710 Wielsbeke (BE)