(19)

(11)

EP 4 149 690 A1

(12)

(43) Date of publication: 22.03.2023 Bulletin 2023/12 (21) Application number: 21723016.8 (22) Date of filing: 03.05.2021

(51) International Patent Classification (IPC):  B05B 12/34(2018.01) B08B 1/00(2006.01) A46B 11/00(2006.01) B05B 15/68(2018.01) B05B 15/652(2018.01) B08B 3/02(2006.01) A46B 11/06(2006.01) A47L 11/40(2006.01) (52) Cooperative Patent Classification (CPC): B05B 15/652; B05B 12/34; B08B 1/002; B08B 3/026; B05B 15/68; A46B 2200/3033; A46B 2200/30; A46B 11/063; A46B 11/0062 (86) International application number: PCT/IB2021/053663 (87) International publication number: WO 2021/229357 (18.11.2021 Gazette 2021/46)

(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: 11.05.2020 IT 202000010555 (71) Applicant: Annovi Reverberi S.p.A. 41122 Modena (IT)	(72) Inventor: CASALGRANDI, Alessandro 41125 Modena (IT) (74) Representative: Corradini, Corrado et al Ing. C. Corradini & C. S.r.l. Via Dante Alighieri 4 42121 Reggio Emilia 42121 Reggio Emilia (IT)