(19)

(11)

EP 2 344 747 A1

(12)

(43) Date of publication: 20.07.2011 Bulletin 2011/29 (21) Application number: 09764102.1 (22) Date of filing: 27.10.2009

(51) International Patent Classification (IPC):  F02M 21/02(2006.01) (86) International application number: PCT/IT2009/000486 (87) International publication number: WO 2010/049966 (06.05.2010 Gazette 2010/18)

(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 SM TR Designated Extension States: AL BA RS (30) Priority: 29.10.2008 IT BS20080194 (71) Applicant: Emer S.p.a. 25123 Brescia (IT)	(72) Inventor: GOBBI, Francesco 25060 Collebeato (Brescia) (IT) (74) Representative: Sangiacomo, Ines et al c/o BIESSE S.r.l. C.so Matteotti, 42 25122 Brescia 25122 Brescia (IT)