(19)

(11)

EP 4 453 347 A1

(12)

(43) Date of publication: 30.10.2024 Bulletin 2024/44 (21) Application number: 22826222.6 (22) Date of filing: 12.12.2022

(51) International Patent Classification (IPC):  E04F 10/06(2006.01) E06B 9/42(2006.01) A47H 1/13(2006.01) (52) Cooperative Patent Classification (CPC): E06B 9/42 (86) International application number: PCT/IB2022/062060 (87) International publication number: WO 2023/119053 (29.06.2023 Gazette 2023/26)

(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: 22.12.2021 BE 202106024 (71) Applicant: Renson NV 8790 Waregem (BE)	(72) Inventors: DESPLENTER, Michiel Maurice 8570 ANZEGEM (BE) DE MITS, Christophe Médard Elza 9950 WAARSCHOOT (BE) (74) Representative: Hostens, Veerle et al KOB NV Patents President Kennedypark 31 C 8500 Kortrijk 8500 Kortrijk (BE)