(19)

(11)

EP 4 051 850 A1

(12)

(43) Date of publication: 07.09.2022 Bulletin 2022/36 (21) Application number: 20820520.3 (22) Date of filing: 27.10.2020

(51) International Patent Classification (IPC):  E04G 5/16(2006.01) E04G 7/32(2006.01) E04G 7/30(2006.01) E04G 7/34(2006.01) (52) Cooperative Patent Classification (CPC): E04G 5/16; E04G 7/304; E04G 7/305; E04G 7/32; E04G 7/34 (86) International application number: PCT/IB2020/060052 (87) International publication number: WO 2021/084412 (06.05.2021 Gazette 2021/18)

(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: 31.10.2019 NL 1043444 (71) Applicant: Brand Energy Holdings B.V. 3133 KJ Vlaardingen (NL)	(72) Inventors: VAN OERS, Petrus Christianus Johanna Maria 3133 KJ Vlaardingen (NL) KWEENS, Ralph Gerardus Franciscus Herman 3133 KJ Vlaardingen (NL) (74) Representative: Jilderda, Anne Ayolt  LIOC Patents & Trademarks Zwaanstraat 31 L 5651 CA Eindhoven 5651 CA Eindhoven (NL)