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EP 4 008 032 A1

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(43) Date of publication: 08.06.2022 Bulletin 2022/23 (21) Application number: 20726336.9 (22) Date of filing: 12.05.2020

(51) International Patent Classification (IPC):  H01M 4/62(2006.01) H01M 10/08(2006.01) H01M 4/26(2006.01) H01M 10/06(2006.01) H01M 10/12(2006.01) (52) Cooperative Patent Classification (CPC): H01M 4/62; H01M 10/06; H01M 10/08; H01M 10/12; Y02E 60/10; H01M 4/20; H01M 2300/0011; H01M 10/4235; Y02P 70/50 (86) International application number: PCT/EP2020/063137 (87) International publication number: WO 2020/244891 (10.12.2020 Gazette 2020/50)

(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: 05.06.2019 IE S20190083 (71) Applicants: ENGINEERING OFFICE DR NITSCHE LTD Co. Kerry (IE) CRS Tech GmbH 26842 Ostrhauderfehn (DE)	(72) Inventors: NITSCHE, Werner 59558 Lippstadt (DE) SULLIVAN, Charles Robert 26842 Ostrhauderfehn (DE) (74) Representative: Schulze Horn, Kathrin  Schulze Horn Fachanwaltskanzlei für Gewerblichen Rechtsschutz Voßgasse 3 48143 Münster 48143 Münster (DE)