(19)

(11)

EP 2 160 925 A1

(12)

(43) Date of publication: 10.03.2010 Bulletin 2010/10 (21) Application number: 07748451.7 (22) Date of filing: 30.04.2007

(51) International Patent Classification (IPC):  H05B 3/36(2006.01) (86) International application number: PCT/SE2007/050290 (87) International publication number: WO 2008/133562 (06.11.2008 Gazette 2008/45)

(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 Designated Extension States: AL BA HR MK RS (71) Applicant: IntelliOhm AB 861 36 Timrå (SE)	(72) Inventor: GUSTAFSSON, Claes-Goran S-139 40 Värmdö (SE) (74) Representative: Franks, Barry Gerard  BRANN AB Uppsala Office Box 171 92 104 62 Stockholm 104 62 Stockholm (SE)