(19)

(11)

EP 1 290 381 A1

(12)

(43) Date of publication: 12.03.2003 Bulletin 2003/11 (21) Application number: 01945250.7 (22) Date of filing: 05.06.2001

(51) International Patent Classification (IPC)7: F24H 9/18, F24H 1/20, F24H 1/12 (86) International application number: PCT/EP0106/357 (87) International publication number: WO 0109/4861 (13.12.2001 Gazette 2001/50)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 08.06.2000 IT MO000122 (71) Applicant: THERMOWATT S.p.A. 60011 Arcevia (Ancona) (IT)	(72) Inventor: FIORONI, Fausto I-60011 Arcevia (IT) (74) Representative: Guareschi, Antonella  Gidiemme S.r.l.,474/M, Via Giardini 41100 Modena 41100 Modena (IT)