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(11)

EP 3 481 981 A1

(12)

(43) Date of publication: 15.05.2019 Bulletin 2019/20 (21) Application number: 17828057.4 (22) Date of filing: 20.06.2017

(51) International Patent Classification (IPC):  D03D 47/34(2006.01) D03D 47/36(2006.01) B65H 59/38(2006.01) (86) International application number: PCT/SE2017/050671 (87) International publication number: WO 2018/013033 (18.01.2018 Gazette 2018/03)

(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: 11.07.2016 SE 1651028 (71) Applicant: IRO Aktiebolag 52322 Ulricehamn (SE)	(72) Inventors: JOHANSSON, Birger 523 33 Ulricehamn (SE) JOSEFSSON, Pär 507 65 Borås (SE) (74) Representative: Sandström, Staffan Sven  Sandström & Sandström IP AB Boda 193 91 Sigtuna 193 91 Sigtuna (SE)