(19)

(11)

EP 3 887 997 A1

(12)

(43) Date of publication: 06.10.2021 Bulletin 2021/40 (21) Application number: 21700324.3 (22) Date of filing: 18.01.2021

(51) International Patent Classification (IPC):  G06F 30/20(2020.01) (52) Cooperative Patent Classification (CPC): G06F 30/20 (86) International application number: PCT/EP2021/050963 (87) International publication number: WO 2021/148357 (29.07.2021 Gazette 2021/30)

(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: 31.03.2020 EP 20166943 31.03.2020 US 202016836707 (71) Applicant: Mirmex Motor S.A. 1435 Mont-Saint-Guibert (BE)	(72) Inventors: BAUDART, François 1160 Bruxelles (BE) BRUNO, Dehez 5310 Liernu (BE) CEDRIC, Van Rossum 1150 Bruxelles (BE) (74) Representative: Calysta NV  Lambroekstraat 5a 1831 Diegem 1831 Diegem (BE)