(19)

(11)

EP 4 065 848 A1

(12)

(43) Date of publication: 05.10.2022 Bulletin 2022/40 (21) Application number: 20828563.5 (22) Date of filing: 19.11.2020

(51) International Patent Classification (IPC):  F04D 17/06(2006.01) F04D 29/66(2006.01) F04D 25/08(2006.01) B29C 44/12(2006.01) (52) Cooperative Patent Classification (CPC): F04D 29/664; F04D 25/08; F04D 17/06 (86) International application number: PCT/IT2020/050289 (87) International publication number: WO 2021/106022 (03.06.2021 Gazette 2021/22)

(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: 27.11.2019 IT 201900022305 (71) Applicant: Vortice S.p.A. 20067 Tribiano (IT)	(72) Inventor: MIORIN, Fabrizio 30030 MARTELLAGO (IT) (74) Representative: Petraz, Davide Luigi et al GLP S.r.l Viale Europa Unita, 171 33100 Udine 33100 Udine (IT)