(19)

(11)

EP 3 941 596 A1

(12)

(43) Date of publication: 26.01.2022 Bulletin 2022/04 (21) Application number: 20774175.2 (22) Date of filing: 20.03.2020

(51) International Patent Classification (IPC):  A63B 21/008(2006.01) (52) Cooperative Patent Classification (CPC): A63B 23/12; A63B 71/023; A63B 2225/093; A63B 2220/56; A63B 2220/80; A63B 2220/833; A63B 2220/20; A63B 2225/50; A63B 21/156; A63B 21/4035; A63B 2225/20; A63B 21/0085; A63B 21/0442; A63B 2071/0675; A63B 2071/026; A63B 24/0062; A63B 21/154; A63B 71/0054; A63B 2210/00; A63B 24/0087; A63B 21/4043; A63B 2220/51; A63B 2220/10; A63B 2225/10; A63B 2024/0093; A63B 21/16 (86) International application number: PCT/IB2020/052576 (87) International publication number: WO 2020/188528 (24.09.2020 Gazette 2020/39)

(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: 20.03.2019 ZA 201901721 (71) Applicants: Fortuin, Newton Buchanon 7560 Brackenfell (ZA) van Niekerk, Johannes Hermanus 7130 Somerset West (ZA)	(72) Inventors: Fortuin, Newton Buchanon 7560 Brackenfell (ZA) van Niekerk, Johannes Hermanus 7130 Somerset West (ZA) (74) Representative: Germain Maureau  12, rue Boileau 69006 Lyon 69006 Lyon (FR)