(19)

(11)

EP 4 419 377 A1

(12)

(43) Date of publication: 28.08.2024 Bulletin 2024/35 (21) Application number: 22823046.2 (22) Date of filing: 29.11.2022

(51) International Patent Classification (IPC):  B60L 53/30(2019.01) B60L 53/65(2019.01) B60L 53/60(2019.01) B60L 53/66(2019.01) (52) Cooperative Patent Classification (CPC): B60L 53/60; B60L 53/66; B60L 53/65; B60L 53/30; B60L 53/305; Y02T 10/70; Y02T 10/7072; Y02T 90/12 (86) International application number: PCT/EP2022/083719 (87) International publication number: WO 2023/099497 (08.06.2023 Gazette 2023/23)

(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: 30.11.2021 EP 21383081 (71) Applicant: Ewall Energy S.L. 08028 Barcelona (ES)	(72) Inventor: QUEROL SASTRE, Joaquín 08205 SABADELL (ES) (74) Representative: ZBM Patents - Zea, Barlocci & Markvardsen  Rambla de Catalunya, 123 08008 Barcelona 08008 Barcelona (ES)