(19)

(11)

EP 2 189 041 A1

(12)

(43) Date of publication: 26.05.2010 Bulletin 2010/21 (21) Application number: 08788345.0 (22) Date of filing: 15.08.2008

(51) International Patent Classification (IPC):  H05B 33/08(2006.01) (86) International application number: PCT/GB2008/002777 (87) International publication number: WO 2009/022153 (19.02.2009 Gazette 2009/08)

(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 Designated Extension States: AL BA MK RS (30) Priority: 15.08.2007 GB 0715846 (71) Applicant: Enfis Limited Swansea Waterfront Swansea SA1 8PJ (GB)	(72) Inventor: PUDDEFOOT, Stephen Swansea SA1 8PJ (GB) (74) Representative: Williams, Rhys Nicholas et al Abel & Imray 20 Red Lion Street London WC1R 4PQ 20 Red Lion Street London WC1R 4PQ (GB)