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EP 1 774 175 A1

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(43) Date of publication: 18.04.2007 Bulletin 2007/16 (21) Application number: 04745175.2 (22) Date of filing: 18.06.2004

(51) International Patent Classification (IPC):  F04B 1/053(2006.01) F04B 39/12(2006.01) F04B 9/04(2006.01) (86) International application number: PCT/IT2004/000350 (87) International publication number: WO 2005/124149 (29.12.2005 Gazette 2005/52)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR (71) Applicant: Automac Engineeering S.R.L. I-41016 Novi di Modena (IT)	(72) Inventor: BIGI, Maurizio I-41016 Novi di Modena (IT) (74) Representative: Spera, Maria Caterina  c/o Botti & Ferrari finderoute Palazzo Salimbeni Corso Cavour, 36 41100 Modena 41100 Modena (IT)