(19)

(11)

EP 2 331 766 A2

(12)

(88) Date of publication A3: 03.06.2010 (43) Date of publication: 15.06.2011 Bulletin 2011/24 (21) Application number: 09804143.7 (22) Date of filing: 19.08.2009

(51) International Patent Classification (IPC):  E04D 3/30(2006.01) E04D 3/363(2006.01) E04D 3/362(2006.01) (86) International application number: PCT/IB2009/006599 (87) International publication number: WO 2010/020866 (25.02.2010 Gazette 2010/08)

(84) Designated Contracting States: 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 SE SI SK SM TR Designated Extension States: AL BA RS (30) Priority: 21.08.2008 IT TO20080642 (71) Applicant: KME Italy S.p.A. 50127 Firenze (IT)	(72) Inventor: PANELLA, Fabiana 50127 Firenze (IT) (74) Representative: Plebani, Rinaldo et al STUDIO TORTA Via Viotti 9 10121 Torino 10121 Torino (IT)