(19)

(11)

EP 2 820 307 A1

(12)

(43) Date of publication: 07.01.2015 Bulletin 2015/02 (21) Application number: 13712324.6 (22) Date of filing: 24.01.2013

(51) International Patent Classification (IPC):  F04C 18/16(2006.01) F04C 29/02(2006.01) (86) International application number: PCT/IB2013/000088 (87) International publication number: WO 2013/121257 (22.08.2013 Gazette 2013/34)

(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 Designated Extension States: BA ME (30) Priority: 14.02.2012 IT VI20120036 (71) Applicant: Mietto, Virgilio 36051 Olmo di Creazzo (Vicenza) (IT)	(72) Inventor: Mietto, Virgilio 36051 Olmo di Creazzo (Vicenza) (IT) (74) Representative: Ziliotto, Tiziano  Studio Ziliotto Contrada Porta S. Lucia, 48 36100 Vicenza 36100 Vicenza (IT)