(19)

(11)

EP 2 297 453 A2

(12)

(88) Date of publication A3: 04.11.2010 (43) Date of publication: 23.03.2011 Bulletin 2011/12 (21) Application number: 09734268.7 (22) Date of filing: 22.04.2009

(51) International Patent Classification (IPC):  F03B 13/24(2006.01) (86) International application number: PCT/IB2009/051646 (87) International publication number: WO 2009/130670 (29.10.2009 Gazette 2009/44)

(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 MK MT NL NO PL PT RO SE SI SK TR (30) Priority: 22.04.2008 IT PR20080027 (71) Applicant: Rubino, Luigi Carmelo 43100 Parma (IT)	(72) Inventor: Rubino, Luigi Carmelo 43100 Parma (IT) (74) Representative: Guareschi, Antonella et al Ing. Dallaglio S.r.l. Via Mazzini 2 43121 Parma 43121 Parma (IT)