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(11)

EP 2 633 539 A1

(12)

(43) Date of publication: 04.09.2013 Bulletin 2013/36 (21) Application number: 11836970.1 (22) Date of filing: 25.10.2011

(51) International Patent Classification (IPC):  H01H 47/28(2006.01) (86) International application number: PCT/US2011/057766 (87) International publication number: WO 2012/058245 (03.05.2012 Gazette 2012/18)

(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: 25.10.2010 US 406414 P (71) Applicant: Xio, Inc. Ross, CA 94957 (US)	(72) Inventors: SAGUES, Paul Ross CA 94957 (US) BOTHA, Mauritz Novato CA 94947 (US) BRASFIELD, Larry Mercer Island WA 98040 (US) (74) Representative: Grainger, David Fraser  Williams Powell 11 Staple Inn Buildings London WC1V 7QH London WC1V 7QH (GB)