(19)

(11)

EP 2 776 777 A1

(12)

(43) Date of publication: 17.09.2014 Bulletin 2014/38 (21) Application number: 12832768.1 (22) Date of filing: 09.11.2012

(51) International Patent Classification (IPC):  F28F 21/08(2006.01) F28F 1/16(2006.01) (86) International application number: PCT/IB2012/056308 (87) International publication number: WO 2013/068989 (16.05.2013 Gazette 2013/20)

(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: 09.11.2011 IT MI20112027 (71) Applicant: FONDITAL S.p.A. Vobarno (IT)	(72) Inventors: NIBOLI, Orlando I-25079 Vobarno (IT) BOLOGNA, Maurizio I-25079 Vobarno (IT) SASSI, Fabio I-25079 Carpeneda Di Vobarno (IT) FRANZONI, Francesco I-25070 Casto (IT) (74) Representative: Cernuzzi, Daniele et al Studio Torta S.p.A. Via Viotti, 9 10121 Torino 10121 Torino (IT)