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EP 4 548 440 A1

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(43) Date of publication: 07.05.2025 Bulletin 2025/19 (21) Application number: 23723948.8 (22) Date of filing: 08.05.2023

(51) International Patent Classification (IPC):  H02G 3/38(2006.01) E01C 11/22(2006.01) H02G 9/04(2006.01) B60L 53/30(2019.01) H02G 3/40(2006.01) H02G 9/06(2006.01) (52) Cooperative Patent Classification (CPC): E01C 11/223; H02G 3/40; H02G 3/383; H02G 9/06; H02G 9/04; B60L 53/31; Y02T 10/7072; Y02T 90/12; Y02T 10/70 (86) International application number: PCT/EP2023/062150 (87) International publication number: WO 2024/002569 (04.01.2024 Gazette 2024/01)

(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: 29.06.2022 SE 2250811 (71) Applicant: Waybler AB 171 04 Solna (SE)	(72) Inventors: HÖGNELID, Kurt 168 53 Bromma (SE) FORSMAN, Pontus 194 69 Upplands Väsby (SE) STENBERG, Lars 136 48 Handen (SE) NYBERG, Mårten 181 47 Lidingö (SE) SWEDIN, Maria 115 37 Stockholm (SE) APPELSTÅL, Lars 191 33 Sollentuna (SE) (74) Representative: Brann AB  P.O. Box 3690 Sveavägen 63 103 59 Stockholm 103 59 Stockholm (SE)