(19)

(11)

EP 2 741 872 A1

(12)

(43) Date of publication: 18.06.2014 Bulletin 2014/25 (21) Application number: 13750268.8 (22) Date of filing: 14.06.2013

(51) International Patent Classification (IPC):  B21F 11/00(2006.01) B23K 11/00(2006.01) B21F 27/12(2006.01) B21F 23/00(2006.01) (86) International application number: PCT/EP2013/062343 (87) International publication number: WO 2013/186346 (19.12.2013 Gazette 2013/51)

(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: 14.06.2012 IT PS20120011 (71) Applicant: Candiracci, Angelo 61032 Fano (PU) (IT)	(72) Inventor: Candiracci, Angelo 61032 Fano (PU) (IT) (74) Representative: Gustorf, Gerhard  Bachstraße 6a 84036 Landshut 84036 Landshut (DE)