(19)

(11)

EP 4 055 338 A1

(12)

(43) Date of publication: 14.09.2022 Bulletin 2022/37 (21) Application number: 20816309.7 (22) Date of filing: 04.11.2020

(51) International Patent Classification (IPC):  F26B 15/12(2006.01) F26B 17/04(2006.01) F26B 3/04(2006.01) (52) Cooperative Patent Classification (CPC): F26B 2210/06; F26B 2210/08; F26B 15/126; F26B 3/04; F26B 17/04 (86) International application number: PCT/IB2020/060345 (87) International publication number: WO 2021/090188 (14.05.2021 Gazette 2021/19)

(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: 04.11.2019 IT 201900020294 (71) Applicant: Wealth & Research Trading Ltd. Pietà, PTA 9041 (MT)	(72) Inventors: COGO, Vittorio 36077 Cassola (VI) (IT) COGO, Matteo 36077 Cassola (VI) (IT) (74) Representative: Crugnola, Pietro et al Luppi Intellectual Property Srl Viale Corassori, 54 41124 Modena 41124 Modena (IT)