(19)

(11)

EP 4 505 023 A1

(12)

(43) Date of publication: 12.02.2025 Bulletin 2025/07 (21) Application number: 23722661.8 (22) Date of filing: 04.04.2023

(51) International Patent Classification (IPC):  E04B 2/96(2006.01) E04F 13/08(2006.01) (52) Cooperative Patent Classification (CPC): E04B 2/96; E04F 13/083 (86) International application number: PCT/IB2023/053408 (87) International publication number: WO 2023/194901 (12.10.2023 Gazette 2023/41)

(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: 06.04.2022 BE 202205263 (71) Applicant: Claeys, Eric 2240 Zandhoven (BE)	(72) Inventor: Claeys, Eric 2240 Zandhoven (BE) (74) Representative: Beck, Michaël Andries T.  IPLodge Technologielaan 9 3001 Heverlee 3001 Heverlee (BE)