(19)

(11)

EP 3 874 160 A1

(12)

(43) Date of publication: 08.09.2021 Bulletin 2021/36 (21) Application number: 19795221.1 (22) Date of filing: 30.10.2019

(51) International Patent Classification (IPC):  F03D 9/00(2016.01) F03D 9/28(2016.01) F03D 5/02(2006.01) F03D 3/02(2006.01) (86) International application number: PCT/EP2019/079722 (87) International publication number: WO 2020/089330 (07.05.2020 Gazette 2020/19)

(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: KH MA MD TN (30) Priority: 31.10.2018 BE 201805768 (71) Applicants: Timmerman, René Jozef 8400 Bredene (BE) Timmerman, Yvon Erwin Nicolas 8370 Blankenberge (BE)	(72) Inventors: Timmerman, René Jozef 8400 Bredene (BE) Timmerman, Yvon Erwin Nicolas 8370 Blankenberge (BE) (74) Representative: V.O.  P.O. Box 87930 2508 DH Den Haag 2508 DH Den Haag (NL)