(19)

(11)

EP 2 951 905 A1

(12)

(43) Date of publication: 09.12.2015 Bulletin 2015/50 (21) Application number: 14738234.5 (22) Date of filing: 07.01.2014

(51) International Patent Classification (IPC):  H02J 13/00(2006.01) B60Q 5/00(2006.01) B60Q 7/00(2006.01) G08B 23/00(2006.01) (86) International application number: PCT/FI2014/050010 (87) International publication number: WO 2014/108600 (17.07.2014 Gazette 2014/29)

(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 Designated Extension States: BA ME (30) Priority: 08.01.2013 FI 20135024 (71) Applicant: KaS Innovations Oy 90230 Oulu (FI)	(72) Inventor: SALO, Kauko FI-90230 Oulu (FI) (74) Representative: Berggren Oy Ab  P.O. Box 16 Eteläinen Rautatiekatu 10A 00101 Helsinki 00101 Helsinki (FI)