(19)

(11)

EP 4 139 205 A1

(12)

(43) Date of publication: 01.03.2023 Bulletin 2023/09 (21) Application number: 21792368.9 (22) Date of filing: 21.04.2021

(51) International Patent Classification (IPC):  B63B 75/00(2020.01) F03D 13/25(2016.01) B63B 35/44(2006.01) (52) Cooperative Patent Classification (CPC): B63B 35/44; F03D 13/25; B63B 1/12; B63B 2035/446; B63B 35/38; B63B 77/10; B63B 73/10; F03D 13/10; F05B 2230/6102; F05B 2240/93; Y02E 10/727; Y02E 10/72; Y02P 70/50 (86) International application number: PCT/AU2021/050357 (87) International publication number: WO 2021/212173 (28.10.2021 Gazette 2021/43)

(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: 22.04.2020 AU 2020901271 02.11.2020 AU 2020903988 (71) Applicant: Windthrust Ltd North Fremantle, Western Australia 6159 (AU)	(72) Inventor: LUCIDO, Marco Fremantle, Western Australia 6159 (AU) (74) Representative: Gulde & Partner  Patent- und Rechtsanwaltskanzlei mbB Wallstraße 58/59 10179 Berlin 10179 Berlin (DE)