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EP 2 864 520 A1

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(43) Date of publication: 29.04.2015 Bulletin 2015/18 (21) Application number: 12766159.3 (22) Date of filing: 26.06.2012

(51) International Patent Classification (IPC):  C23C 8/02(2006.01) C23C 8/18(2006.01) C23C 8/34(2006.01) C23C 8/14(2006.01) C23C 8/26(2006.01) C23C 8/80(2006.01) (86) International application number: PCT/IT2012/000198 (87) International publication number: WO 2014/002120 (03.01.2014 Gazette 2014/01)

(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 (71) Applicants: Cavina Fulvio, Fabrizio 10131 Torino (IT) Rovetto, Guido 10144 Torino (IT)	(72) Inventors: Cavina Fulvio, Fabrizio 10131 Torino (IT) Rovetto, Guido 10144 Torino (IT) (74) Representative: Garavelli, Paolo  A.BRE.MAR. S.R.L. Via Servais 27 10146 Torino 10146 Torino (IT)