(19)

(11)

EP 1 954 890 A1

(12)

(43) Date of publication: 13.08.2008 Bulletin 2008/33 (21) Application number: 05823628.2 (22) Date of filing: 25.11.2005

(51) International Patent Classification (IPC):  E02F 9/28(2006.01) (86) International application number: PCT/IT2005/000692 (87) International publication number: WO 2007/060697 (31.05.2007 Gazette 2007/22)

(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 NL PL PT RO SE SI SK TR (71) Applicant: ESTI S.r.l. 25074 Idro (BS) (IT)	(72) Inventor: ESTI, Giovanni I-25010 San Felice Del Benaco (Brescia) (IT) (74) Representative: Pulieri, Gianluca Antonio  Jacobacci & Partners S.p.A. Piazza della Vittoria, 11 25122 Brescia 25122 Brescia (IT)