(19)

(11)

EP 3 997 327 A1

(12)

(43) Date of publication: 18.05.2022 Bulletin 2022/20 (21) Application number: 20737460.4 (22) Date of filing: 08.07.2020

(51) International Patent Classification (IPC):  F02M 61/18(2006.01) (52) Cooperative Patent Classification (CPC): F02M 61/1866; F02M 61/188 (86) International application number: PCT/EP2020/069301 (87) International publication number: WO 2021/005128 (14.01.2021 Gazette 2021/02)

(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: 10.07.2019 EP 19185525 14.08.2019 EP 19191841 22.08.2019 EP 19193113 (71) Applicant: Vitesco Technologies GmbH 93055 Regensburg (DE)	(72) Inventors: GESTRI, Luca 81737 München (DE) FALASCHI, Filippo 81737 München (DE) (74) Representative: Vitesco Technologies  Postfach 12 02 82019 Taufkirchen 82019 Taufkirchen (DE)