(19)

(11)

EP 4 058 345 A1

(12)

(43) Date of publication: 21.09.2022 Bulletin 2022/38 (21) Application number: 20816598.5 (22) Date of filing: 11.11.2020

(51) International Patent Classification (IPC):  B62M 6/65(2010.01) (52) Cooperative Patent Classification (CPC): B62M 6/65 (86) International application number: PCT/IB2020/060617 (87) International publication number: WO 2021/094944 (20.05.2021 Gazette 2021/20)

(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: 12.11.2019 IT 201900021003 (71) Applicant: C.R.D. Centro Ricerche Ducati Trento S.r.l. 38068 Rovereto (TN) (IT)	(72) Inventor: ZANFEI, Adriano 38068 Rovereto (TN) (IT) (74) Representative: Brunacci, Marco  BRUNACCI & PARTNERS S.r.l. Via Pietro Giardini, 625 41125 Modena (MO) 41125 Modena (MO) (IT)