(19)

(11)

EP 3 461 265 A1

(12)

(43) Date of publication: 03.04.2019 Bulletin 2019/14 (21) Application number: 16902552.5 (22) Date of filing: 17.05.2016

(51) International Patent Classification (IPC):  B24B 3/52(2006.01) B24B 3/55(2006.01) B24B 3/54(2006.01) B24D 15/08(2006.01) (86) International application number: PCT/SE2016/050440 (87) International publication number: WO 2017/200431 (23.11.2017 Gazette 2017/47)

(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 Designated Validation States: MA MD (71) Applicant: Löfgren, Lage 832 54 Frösön (SE)	(72) Inventor: Löfgren, Lage 832 54 Frösön (SE) (74) Representative: AWA Sweden AB  P.O. Box 665 831 27 Östersund 831 27 Östersund (SE)