(19)

(11)

EP 2 709 474 A1

(12)

(43) Date of publication: 26.03.2014 Bulletin 2014/13 (21) Application number: 12726222.8 (22) Date of filing: 15.05.2012

(51) International Patent Classification (IPC):  A24D 3/02(2006.01) (86) International application number: PCT/IB2012/052432 (87) International publication number: WO 2012/156911 (22.11.2012 Gazette 2012/47)

(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 (30) Priority: 16.05.2011 IT BO20110272 (71) Applicant: G.D S.p.A. 40133 Bologna (IT)	(72) Inventors: FERIOLI, Michele I-40139 Bologna (IT) SARTONI, Massimo I-40139 Bologna (IT) (74) Representative: Bianciardi, Ezio  Bugnion S.p.A. Via di Corticella, 87 40128 Bologna 40128 Bologna (IT)