(19)

(11)

EP 4 164 886 A1

(12)

(43) Date of publication: 19.04.2023 Bulletin 2023/16 (21) Application number: 20750231.1 (22) Date of filing: 30.07.2020

(51) International Patent Classification (IPC):  B33Y 80/00(2015.01) B29C 64/40(2017.01) B29C 64/379(2017.01) B33Y 40/00(2020.01) (52) Cooperative Patent Classification (CPC): B33Y 80/00; B33Y 40/20; B29C 64/379; B29C 64/40 (86) International application number: PCT/EP2020/071473 (87) International publication number: WO 2021/249659 (16.12.2021 Gazette 2021/50)

(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: 12.06.2020 US 202063038489 P (71) Applicant: VOLKSWAGEN AKTIENGESELLSCHAFT 38440 Wolfsburg (DE)	(72) Inventor: PEISS, Lars Frederik 38446 Wolfsburg (DE) (74) Representative: Rittner, Karsten  Rittner & Partner Patentanwälte mbB Schiffgraben 17 30159 Hannover 30159 Hannover (DE)