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(11)

EP 2 319 065 A1

(12)

(43) Date of publication: 11.05.2011 Bulletin 2011/19 (21) Application number: 09785577.9 (22) Date of filing: 03.09.2009

(51) International Patent Classification (IPC):  H01J 1/02(2006.01) H01J 37/077(2006.01) H01J 37/02(2006.01) (86) International application number: PCT/GB2009/051118 (87) International publication number: WO 2010/026425 (11.03.2010 Gazette 2010/10)

(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 MK MT NL NO PL PT RO SE SI SK SM TR Designated Extension States: AL BA RS (30) Priority: 05.09.2008 GB 0816240 (71) Applicant: Nordiko Technical Services Limited Hampshire PO9 5TL (GB)	(72) Inventor: DAVIS, Mervyn Howard Sussex PO20 7HB (GB) (74) Representative: Smaggasgale, Gillian Helen  W.P. Thompson & Co 55 Drury Lane London WC2B 5SQ London WC2B 5SQ (GB)