(19)

(11)

EP 2 297 529 A2

(12)

(88) Date of publication A3: 23.12.2010 (43) Date of publication: 23.03.2011 Bulletin 2011/12 (21) Application number: 09769634.8 (22) Date of filing: 23.06.2009

(51) International Patent Classification (IPC):  F24J 2/04(2006.01) (86) International application number: PCT/IB2009/006023 (87) International publication number: WO 2009/156821 (30.12.2009 Gazette 2009/53)

(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 TR Designated Extension States: AL BA RS (30) Priority: 27.06.2008 IT MI20081184 (71) Applicant: Elletiemme S.r.L. 23015 Fraz. Nuova Olonio - Dubino (Sondrio) (IT)	(72) Inventor: CODURI, Enzo 22010 Pianello del Lario (Como) (IT) (74) Representative: Lunati & Mazzoni S.r.L.  Via Carlo Pisacane, 36 20129 Milano 20129 Milano (IT)