(19)

(11)

EP 2 614 574 A1

(12)

(43) Date of publication: 17.07.2013 Bulletin 2013/29 (21) Application number: 11755142.4 (22) Date of filing: 19.08.2011

(51) International Patent Classification (IPC):  H02J 7/00(2006.01) G01R 35/00(2006.01) G01R 19/165(2006.01) G01R 31/36(2006.01) (86) International application number: PCT/IB2011/053656 (87) International publication number: WO 2012/032428 (15.03.2012 Gazette 2012/11)

(84) Designated Contracting States: AL 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 RS SE SI SK SM TR (30) Priority: 07.09.2010 US 380689 P 07.09.2010 EP 10175670 (71) Applicant: Brusa Elektronik AG 9466 Sennwald (CH)	(72) Inventor: KRAUSE, Axel CH-9650 Nesslau (CH) (74) Representative: Patentbüro Paul Rosenich AG  BGZ 9497 Triesenberg 9497 Triesenberg (LI)