(19)

(11)

EP 4 248 073 A1

(12)

(43) Date of publication: 27.09.2023 Bulletin 2023/39 (21) Application number: 20811547.7 (22) Date of filing: 17.11.2020

(51) International Patent Classification (IPC):  F02B 33/20(2006.01) F02B 41/08(2006.01) (52) Cooperative Patent Classification (CPC): F02B 33/20; F02B 41/08; F01B 1/08; F02B 75/24 (86) International application number: PCT/EP2020/082381 (87) International publication number: WO 2022/105984 (27.05.2022 Gazette 2022/21)

(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 (71) Applicant: VOLVO TRUCK CORPORATION 405 08 Göteborg (SE)	(72) Inventor: ANDERSSON, Arne 435 42 MÖLNLYCKE (SE) (74) Representative: Kransell & Wennborg KB  P.O. Box 2096 403 12 Göteborg 403 12 Göteborg (SE)