(19)

(11)

EP 2 398 686 A1

(12)

(43) Date of publication: 28.12.2011 Bulletin 2011/52 (21) Application number: 10744033.1 (22) Date of filing: 23.02.2010

(51) International Patent Classification (IPC):  B61K 3/02(2006.01) (86) International application number: PCT/SE2010/050202 (87) International publication number: WO 2010/096016 (26.08.2010 Gazette 2010/34)

(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 MK MT NL NO PL PT RO SE SI SK SM TR (30) Priority: 23.02.2009 SE 0900230 (71) Applicant: Auto Invent 791 51 Falun (SE)	(72) Inventor: BENNSTEDT, Niklas S-790 23 Svärdsjö (SE) (74) Representative: Simonsson, Erik  Awapatent AB P.O. Box 99 351 04 Växjö 351 04 Växjö (SE)