(19)

(11)

EP 4 010 596 A1

(12)

(43) Date of publication: 15.06.2022 Bulletin 2022/24 (21) Application number: 20750667.6 (22) Date of filing: 05.08.2020

(51) International Patent Classification (IPC):  F04C 2/344(2006.01) F04C 15/00(2006.01) (52) Cooperative Patent Classification (CPC): F04C 18/3441; F05C 2225/08; F04C 2220/10; F04C 2240/20; F04C 29/0071 (86) International application number: PCT/EP2020/072053 (87) International publication number: WO 2021/028291 (18.02.2021 Gazette 2021/07)

(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: 09.08.2019 IT 201900014601 (71) Applicant: VHIT S.p.A. Societa Unipersonal 26010 Offanengo (IT)	(72) Inventors: PASQUALI, Stefania 26013 Crema (IT) BELA, Simona 20124 Milano (IT) RUFRANO, Vito 26013 Crema (IT) CADEDDU, Leonardo 26013 Crema (IT) (74) Representative: Bee, Joachim  Robert Bosch GmbH, C/IPE P.O. Box 30 02 20 70442 Stuttgart 70442 Stuttgart (DE)