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EP 2 464 478 A1

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(43) Date of publication: 20.06.2012 Bulletin 2012/25 (21) Application number: 11749526.7 (22) Date of filing: 20.07.2011

(51) International Patent Classification (IPC):  B23B 31/30(2006.01) B21H 3/08(2006.01) B23G 5/12(2006.01) B23Q 5/04(2006.01) B23B 31/16(2006.01) B21D 22/14(2006.01) B23B 29/034(2006.01) B23G 5/16(2006.01) B23C 3/02(2006.01) B23C 3/00(2006.01) (86) International application number: PCT/IB2011/053227 (87) International publication number: WO 2012/011058 (26.01.2012 Gazette 2012/04)

(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 (30) Priority: 21.07.2010 IT BS20100128 (71) Applicant: Balotelli, Giuseppe 25060 Concesio, Brescia (IT)	(72) Inventor: Balotelli, Giuseppe 25060 Concesio, Brescia (IT) (74) Representative: Chimini, Francesco  Jacobacci & Partners S.p.A. Piazza della Vittoria 11 25122 Brescia 25122 Brescia (IT)