(19)

(11)

EP 3 571 406 A1

(12)

(43) Date of publication: 27.11.2019 Bulletin 2019/48 (21) Application number: 18700510.3 (22) Date of filing: 19.01.2018

(51) International Patent Classification (IPC):  F04B 43/12(2006.01) F04B 49/06(2006.01) F04B 43/00(2006.01) F04B 13/00(2006.01) (86) International application number: PCT/EP2018/051353 (87) International publication number: WO 2018/134375 (26.07.2018 Gazette 2018/30)

(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: MA MD TN (30) Priority: 19.01.2017 IT 201700005714 (71) Applicant: I.M.A. Industria Macchine Automatiche S.p.A. 40064 Ozzano dell'Emilia (BO) (IT)	(72) Inventor: MACCAGNANI, Mauro 40064 Ozzano Dell'Emilia (IT) (74) Representative: Petraz, Gilberto Luigi et al GLP S.r.l. Viale Europa Unita, 171 33100 Udine Viale Europa Unita, 171 33100 Udine (IT)