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(11)

EP 2 529 159 A1

(12)

(43) Date of publication: 05.12.2012 Bulletin 2012/49 (21) Application number: 11729155.9 (22) Date of filing: 25.01.2011

(51) International Patent Classification (IPC):  F24D 3/08(2006.01) F24H 8/00(2006.01) F24D 17/00(2006.01) (86) International application number: PCT/IB2011/000121 (87) International publication number: WO 2011/104592 (01.09.2011 Gazette 2011/35)

(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: 29.01.2010 IT AN20100005 (71) Applicant: ARISTON THERMO S.P.A. 60044 Fabriano (AN) (IT)	(72) Inventors: FERRONI, Stefano I-60044 Fabriano (Ancona) (IT) PAOLINELLLI, Roberto I-60044 Fabriano (Ancona) (IT) MANCINI, Angelo I-60044 Fabriano (Ancona) (IT) SAMPAOLESI, Roberto I-60044 Fabriano (Ancona) (IT) STOPPONI, Alessandro I-60044 Fabriano (Ancona) (IT) (74) Representative: Premru, Rok et al C/o Mar.Bre S.R.L., 2, Via San Filippo 60044 Fabriano 60044 Fabriano (IT)