(19)

(11)

EP 3 840 892 A1

(12)

(43) Date of publication: 30.06.2021 Bulletin 2021/26 (21) Application number: 19770196.4 (22) Date of filing: 20.08.2019

(51) International Patent Classification (IPC):  B05B 11/00(2006.01) (86) International application number: PCT/IB2019/057004 (87) International publication number: WO 2020/039343 (27.02.2020 Gazette 2020/09)

(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: 22.08.2018 IT 201800008152 (71) Applicant: Merulla, Gaetano 92024 Canicatti' (AG) (IT)	(72) Inventor: Merulla, Gaetano 92024 Canicatti' (AG) (IT) (74) Representative: Dall'Olio, Christian et al INVENTION S.r.l. Via delle Armi, 1 40137 Bologna 40137 Bologna (IT)