(19)

(11)

EP 2 153 158 A2

(12)

(88) Date of publication A3: 12.03.2009 (43) Date of publication: 17.02.2010 Bulletin 2010/07 (21) Application number: 08750077.3 (22) Date of filing: 06.05.2008

(51) International Patent Classification (IPC):  F28D 9/00(2006.01) F24H 9/02(2006.01) F28F 9/007(2006.01) (86) International application number: PCT/EP2008/055525 (87) International publication number: WO 2008/138803 (20.11.2008 Gazette 2008/47)

(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 MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS (30) Priority: 11.05.2007 IT MI20070955 (71) Applicant: Rigamonti, Angelo 20060 Pessano Con Bornago (MI) (IT)	(72) Inventor: Rigamonti, Angelo 20060 Pessano Con Bornago (MI) (IT) (74) Representative: Mittler, Enrico  Mittler & C. s.r.l. Viale Lombardia, 20 20131 Milano 20131 Milano (IT)