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(11)

EP 4 189 173 A1

(12)

(43) Date of publication: 07.06.2023 Bulletin 2023/23 (21) Application number: 22723124.8 (22) Date of filing: 15.04.2022

(51) International Patent Classification (IPC):  E02D 5/52(2006.01) E02D 27/42(2006.01) E02D 7/18(2006.01) E01F 9/685(2016.01) E02D 27/50(2006.01) E02D 5/54(2006.01) E04H 12/22(2006.01) (52) Cooperative Patent Classification (CPC): E02D 7/18; E02D 5/52; E02D 5/54; E02D 27/50; E02D 27/42 (86) International application number: PCT/EP2022/060155 (87) International publication number: WO 2022/223481 (27.10.2022 Gazette 2022/43)

(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: 19.04.2021 NL 2028011 (71) Applicant: Tybasi B.V. 7463 DG Rijssen (NL)	(72) Inventor: NIJHOF, Jeroen Albertus Antonius 7463 DG RIJSSEN (NL) (74) Representative: EP&C  P.O. Box 3241 2280 GE Rijswijk 2280 GE Rijswijk (NL)