(19)

(11)

EP 4 362 757 A1

(12)

(43) Date of publication: 08.05.2024 Bulletin 2024/19 (21) Application number: 22735237.4 (22) Date of filing: 01.06.2022

(51) International Patent Classification (IPC):  A47K 10/48(2006.01) (52) Cooperative Patent Classification (CPC): A47K 10/48 (86) International application number: PCT/IT2022/050155 (87) International publication number: WO 2023/275904 (05.01.2023 Gazette 2023/01)

(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: 30.06.2021 IT 202100017120 (71) Applicants: Mauri, Mirko 20862 Arcore (MB) (IT) Arrigoni, Gabriele 20865 Usmate Velate (MB) (IT)	(72) Inventor: ARRIGONI, Gabriele 20865 Usmate Velate (MB) (IT) (74) Representative: Mozzanica, Luca  Brevetti Dott. Ing. Digiovanni Schmiedt S.r.l. Via Aldrovandi, 7 20129 Milano 20129 Milano (IT)