(19)

(11)

EP 3 554 649 A1

(12)

(43) Date of publication: 23.10.2019 Bulletin 2019/43 (21) Application number: 17835603.6 (22) Date of filing: 13.12.2017

(51) International Patent Classification (IPC):  A62C 3/06(2006.01) A62C 4/04(2006.01) (86) International application number: PCT/EP2017/082518 (87) International publication number: WO 2018/108965 (21.06.2018 Gazette 2018/25)

(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: 14.12.2016 IT 201600126375 (71) Applicant: F.N.C. - Fabbrica Nazionale Cilindri S.p.A. 20121 Milano (IT)	(72) Inventor: LA MONTAGNA, Federico 20121 Milano (IT) (74) Representative: Maccalli, Marco et al Maccalli & Pezzoli S.r.l. Via Settembrini, 40 20124 Milano 20124 Milano (IT)