(19)

(11)

EP 2 121 216 A1

(12)

(43) Date of publication: 25.11.2009 Bulletin 2009/48 (21) Application number: 07835441.2 (22) Date of filing: 16.11.2007

(51) International Patent Classification (IPC):  B21K 1/74(2006.01) B21K 1/76(2006.01) (86) International application number: PCT/SE2007/050858 (87) International publication number: WO 2008/066477 (05.06.2008 Gazette 2008/23)

(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 MT NL PL PT RO SE SI SK TR (30) Priority: 01.12.2006 SE 0602600 (71) Applicant: Scania CV AB (PUBL) 151 87 Södertälje (SE)	(72) Inventors: BERGKVIST, Marcus 151 44 Södertälje (SE) SUNDGREN, Anders 954 41 Södra Sunderbyn (SE) SÄFVENBERG, Olle 941 36 Piteå (SE) (74) Representative: Holmborn, Erland Karl  Scania CV AB Patents, TY 151 87 Södertälje 151 87 Södertälje (SE)