(19)

(11)

EP 2 139 638 A1

(12)

(43) Date of publication: 06.01.2010 Bulletin 2010/01 (21) Application number: 08718804.1 (22) Date of filing: 19.03.2008

(51) International Patent Classification (IPC):  B23K 26/10(2006.01) B23Q 1/01(2006.01) B23K 37/04(2006.01) (86) International application number: PCT/GB2008/000966 (87) International publication number: WO 2008/114010 (25.09.2008 Gazette 2008/39)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR (30) Priority: 22.03.2007 GB 0705466 (71) Applicants: Ramsden, John Christopher Accrington Lancashire BB5 5DF (GB) Macrae, Michael Great Harwood Blackburn Lancashire BB6 7TG (GB)	(72) Inventors: Ramsden, John Christopher Accrington Lancashire BB5 5DF (GB) Macrae, Michael Great Harwood Blackburn Lancashire BB6 7TG (GB)