(19)

(11)

EP 2 109 714 A2

(12)

(88) Date of publication A3: 12.02.2009 (43) Date of publication: 21.10.2009 Bulletin 2009/43 (21) Application number: 07866841.5 (22) Date of filing: 21.12.2007

(51) International Patent Classification (IPC):  F03D 3/04(2006.01) (86) International application number: PCT/IT2007/000910 (87) International publication number: WO 2008/078354 (03.07.2008 Gazette 2008/27)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR (30) Priority: 27.12.2006 IT FI20060339 (71) Applicant: Tozzi, Franco 52047 Marciano della Chiana (IT)	(72) Inventor: Tozzi, Franco 52047 Marciano della Chiana (IT) (74) Representative: Barberi, Vittorio  STUDIO BREVETTI BARBERI S.r.l. Viale G. Matteotti 1 50121 Firenze 50121 Firenze (IT)