(19)

(11)

EP 3 973 192 A1

(12)

(43) Date of publication: 30.03.2022 Bulletin 2022/13 (21) Application number: 20809039.9 (22) Date of filing: 21.05.2020

(51) International Patent Classification (IPC):  F04D 15/02(2006.01) F04B 49/02(2006.01) E03B 7/07(2006.01) (52) Cooperative Patent Classification (CPC): F04B 49/022; E03B 7/075; F04D 15/0005; F05D 2270/301; F04D 15/0088; F04D 15/0254 (86) International application number: PCT/AU2020/050503 (87) International publication number: WO 2020/232508 (26.11.2020 Gazette 2020/48)

(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: 22.05.2019 AU 2019901734 (71) Applicant: White International Pty Ltd Milperra NSW 2214 (AU)	(72) Inventor: DIXON, Jamie New South Wales 2125 (AU) (74) Representative: Riccardi, Elisa et al Barzanò & Zanardo Milano S.p.A. Via Borgonuovo, 10 20121 Milano 20121 Milano (IT)