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(11)

EP 3 223 637 A1

(12)

(43) Date of publication: 04.10.2017 Bulletin 2017/40 (21) Application number: 15808811.2 (22) Date of filing: 24.11.2015

(51) International Patent Classification (IPC):  A24C 5/26(2006.01) A24D 3/02(2006.01) A24C 5/24(2006.01) (86) International application number: PCT/IB2015/059068 (87) International publication number: WO 2016/083988 (02.06.2016 Gazette 2016/22)

(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: MA MD (30) Priority: 26.11.2014 IT BO20140666 (71) Applicant: G.D S.p.A. 40133 Bologna (IT)	(72) Inventors: GAMBERINI, Giuliano I-40014 Crevalcore (Bologna) (IT) SARTONI, Massimo I-40139 Bologna (IT) (74) Representative: Pandolfi, Paolo et al Luppi Crugnola & Partners s.r.l. Viale Corassori, 54 41124 Modena 41124 Modena (IT)