(19)

(11)

EP 4 437 204 A1

(12)

(43) Date of publication: 02.10.2024 Bulletin 2024/40 (21) Application number: 22813351.8 (22) Date of filing: 23.11.2022

(51) International Patent Classification (IPC):  E04H 17/00(2006.01) E04H 17/16(2006.01) E04H 17/14(2006.01) E06B 11/02(2006.01) (52) Cooperative Patent Classification (CPC): E04H 17/1465; E04H 17/145; E04H 17/013; E06B 11/026; E04H 17/163 (86) International application number: PCT/NL2022/050675 (87) International publication number: WO 2023/096484 (01.06.2023 Gazette 2023/22)

(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: 23.11.2021 NL 2029865 (71) Applicant: Heras B.V. 5688 JE Oirschot (NL)	(72) Inventors: RUIGROK, Jan Rudolf 5688 JE Oirschot (NL) SCHERES, Simone 5688 JE Oirschot (NL) (74) Representative: Arnold & Siedsma  Bezuidenhoutseweg 57 2594 AC The Hague 2594 AC The Hague (NL)