(19)

(11)

EP 3 504 443 A1

(12)

(43) Date of publication: 03.07.2019 Bulletin 2019/27 (21) Application number: 17758042.0 (22) Date of filing: 22.08.2017

(51) International Patent Classification (IPC):  F04D 29/38(2006.01) (86) International application number: PCT/DK2017/050272 (87) International publication number: WO 2018/036598 (01.03.2018 Gazette 2018/09)

(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 (30) Priority: 25.08.2016 DK 201670645 (71) Applicant: Dacs A/S 8766 Nørre Snede (DK)	(72) Inventor: DYBDAHL, Jens 7361 Ejstrupholm (DK) (74) Representative: Zacco Denmark A/S  Arne Jacobsens Allé 15 2300 Copenhagen S 2300 Copenhagen S (DK)