(19)

(11)

EP 2 652 319 A1

(12)

(43) Date of publication: 23.10.2013 Bulletin 2013/43 (21) Application number: 13705566.1 (22) Date of filing: 09.01.2013

(51) International Patent Classification (IPC):  F03D 3/04(2006.01) (86) International application number: PCT/IB2013/050191 (87) International publication number: WO 2013/080192 (06.06.2013 Gazette 2013/23)

(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: 13.01.2012 IT MI20120029 (71) Applicant: Pellegri, Adriano I-16155 Genova (GE) (IT)	(72) Inventor: Pellegri, Adriano I-16155 Genova (GE) (IT) (74) Representative: Pellegri, Alberto et al Società Italiana Brevetti S.p.A. Via Carducci, 8 IT-20123 Milano IT-20123 Milano (IT)