(19)

(11)

EP 2 553 349 A2

(12)

(43) Date of publication: 06.02.2013 Bulletin 2013/06 (21) Application number: 11720889.2 (22) Date of filing: 24.03.2011

(51) International Patent Classification (IPC):  F24H 1/32(2006.01) (86) International application number: PCT/IT2011/000092 (87) International publication number: WO 2011/117907 (29.09.2011 Gazette 2011/39)

(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: 22.03.2011 IT MN20110009 26.03.2010 IT MN20100007 (71) Applicant: Cubo D S.r.l. 46030 S. Giorgio dl Mantova (Mantova) (IT)	(72) Inventor: BRESTI, Daniele I-25085 Gavardo (Brescia) (IT) (74) Representative: Petazzi, Guido  C/o Studio Malgarini 8/H, Via Divisione Acqui 46044 Goito (Mantova) 46044 Goito (Mantova) (IT)