(19)

(11)

EP 4 073 325 A1

(12)

(43) Date of publication: 19.10.2022 Bulletin 2022/42 (21) Application number: 20829665.7 (22) Date of filing: 10.12.2020

(51) International Patent Classification (IPC):  E03D 9/08(2006.01) E03D 11/13(2006.01) A47K 13/24(2006.01) E03D 11/06(2006.01) E03D 11/17(2006.01) (52) Cooperative Patent Classification (CPC): E03D 9/08; E03D 11/06; E03D 11/13; E03D 11/135; E03D 11/17 (86) International application number: PCT/IB2020/061729 (87) International publication number: WO 2021/116958 (17.06.2021 Gazette 2021/24)

(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: 12.12.2019 IT 201900023733 (71) Applicant: CEADESIGN SRL 36020 Pove del Grappa (VI) (IT)	(72) Inventor: MALASORTI, Natalino 36012 Asiago (VI) (IT) (74) Representative: Bonini, Ercole  Studio Bonini Srl Corso Fogazzaro, 8 36100 Vicenza 36100 Vicenza (IT)