(19)

(11)

EP 4 334 185 A1

(12)

(43) Date of publication: 13.03.2024 Bulletin 2024/11 (21) Application number: 22735344.8 (22) Date of filing: 09.06.2022

(51) International Patent Classification (IPC):  B61L 3/12(2006.01) B61L 27/20(2022.01) B61L 27/53(2022.01) (52) Cooperative Patent Classification (CPC): B61L 3/12; B61L 2027/202; B61L 27/53 (86) International application number: PCT/EP2022/065672 (87) International publication number: WO 2022/263281 (22.12.2022 Gazette 2022/51)

(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: 16.06.2021 EP 21179687 (71) Applicant: Ertms Solutions 1000 Bruxelles (BE)	(72) Inventor: FERNANDES, Emmanuel 1000 Bruxelles (BE) (74) Representative: Gevers Patents  Intellectual Property House Holidaystraat 5 1831 Diegem 1831 Diegem (BE)