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(11)

EP 3 972 859 A1

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(43) Date of publication: 30.03.2022 Bulletin 2022/13 (21) Application number: 20742870.7 (22) Date of filing: 22.05.2020

(51) International Patent Classification (IPC):  B60G 11/26(2006.01) F16F 9/26(2006.01) B60G 21/06(2006.01) F16F 9/28(2006.01) (52) Cooperative Patent Classification (CPC): B60G 21/06; B60G 3/06; B60G 2200/142; B60G 21/067; B60G 21/073; B60G 2204/8304; B60G 2206/0116; B60G 2600/68; B60G 2800/012; B60G 2800/014; B60G 2300/07; B60G 2800/912; B60G 2800/915; F16F 15/023; F16F 15/027; F16F 15/022; F16F 9/28; F16F 9/26 (86) International application number: PCT/IB2020/054877 (87) International publication number: WO 2020/234841 (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 IT 201900007126 22.05.2019 IT 201900007129 22.05.2019 IT 201900007131 22.05.2019 IT 201900007132 (71) Applicant: Navarrete, Mario Rolando 52100 Arezzo (AR) (IT)

(72) Inventor: Navarrete, Mario Rolando 52100 Arezzo (AR) (IT) (74) Representative: Mangini, Simone et al Studio Torta S.p.A. Via Viotti, 9 10121 Torino 10121 Torino (IT)