(19)

(11)

EP 3 479 030 A1

(12)

(43) Date of publication: 08.05.2019 Bulletin 2019/19 (21) Application number: 17820650.4 (22) Date of filing: 27.06.2017

(51) International Patent Classification (IPC):  F24F 3/044(2006.01) F24F 7/06(2006.01) F24F 13/02(2006.01) F24F 13/30(2006.01) (86) International application number: PCT/SE2017/050704 (87) International publication number: WO 2018/004432 (04.01.2018 Gazette 2018/01)

(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: 30.06.2016 SE 1650956 (71) Applicant: Lindab AB 269 82 Båstad (SE)	(72) Inventor: HULTMARK, Göran 412 68 Göteborg (SE) (74) Representative: Zacco Sweden AB  P.O. Box 5581 114 85 Stockholm 114 85 Stockholm (SE)