(19)

(11)

EP 3 497 274 A1

(12)

(43) Date of publication: 19.06.2019 Bulletin 2019/25 (21) Application number: 17839920.0 (22) Date of filing: 20.06.2017

(51) International Patent Classification (IPC):  D03D 47/34(2006.01) B65H 51/22(2006.01) (86) International application number: PCT/SE2017/050670 (87) International publication number: WO 2018/030932 (15.02.2018 Gazette 2018/07)

(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 (30) Priority: 09.08.2016 SE 1650988 (71) Applicant: IRO Aktiebolag 52322 Ulricehamn (SE)	(72) Inventors: JOSEFSSON, Pär 507 65 Borås (SE) JOHANSSON, Birger 523 33 Ulricehamn (SE) SHAFIEI, William 504 33 Borås (SE) (74) Representative: Sandström, Staffan Sven  Sandström & Sandström IP AB Boda 193 91 Sigtuna 193 91 Sigtuna (SE)