(19)

(11)

EP 3 804 077 A1

(12)

(43) Date of publication: 14.04.2021 Bulletin 2021/15 (21) Application number: 19726970.7 (22) Date of filing: 24.05.2019

(51) International Patent Classification (IPC):  H02J 7/00(2006.01) H01M 10/44(2006.01) (86) International application number: PCT/EP2019/063458 (87) International publication number: WO 2019/228921 (05.12.2019 Gazette 2019/49)

(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: 29.05.2018 GB 201808706 (71) Applicants: Manodya Limited Dublin 4 D04T 4A6 (IE) Politecnico di Milano 20133 Milano (IT)	(72) Inventors: MAGAGNIN, Luca 20131 Milano (IT) TIRELLA, Vincenzo Dublin 4 D04 T4A6 (IE) (74) Representative: Gill Jennings & Every LLP  MTH The Broadgate Tower 20 Primrose Street London EC2A 2ES London EC2A 2ES (GB)