(19)

(11)

EP 1 592 531 A2

(12)

(88) Date of publication A3: 23.12.2004 (43) Date of publication: 09.11.2005 Bulletin 2005/45 (21) Application number: 04710927.7 (22) Date of filing: 13.02.2004

(51) International Patent Classification (IPC)7: B23K 20/06, B23K 20/08, B23K 20/24 (86) International application number: PCT/GB2004/000595 (87) International publication number: WO 2004/073913 (02.09.2004 Gazette 2004/36)

(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 PT RO SE SI SK TR Designated Extension States: AL LT LV MK (30) Priority: 14.02.2003 GB 0303398 (71) Applicant: BALL BURNISHING MACHINE TOOLS LIMITED Hatfield,Herts AL9 7QJ (GB)	(72) Inventor: LINZELL, Geoffrey Robert Hatfield Herts AL9 7QJ (GB)