(19)

(11)

EP 1 991 760 A1

(12)

(43) Date of publication: 19.11.2008 Bulletin 2008/47 (21) Application number: 06821785.0 (22) Date of filing: 16.11.2006

(51) International Patent Classification (IPC):  F01C 21/10(2006.01) F04C 15/00(2006.01) F01C 20/04(2006.01) F01C 1/344(2006.01) F01C 21/08(2006.01) F01C 11/00(2006.01) (86) International application number: PCT/IT2006/000799 (87) International publication number: WO 2007/063569 (07.06.2007 Gazette 2007/23)

(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 (30) Priority: 01.12.2005 IT VE20050058 (71) Applicant: CONTIERO, Italo 35010 Cadoneghe PD (IT)	(72) Inventor: CONTIERO, Italo 35010 Cadoneghe PD (IT)