(19)

(11)

EP 3 426 985 A1

(12)

(43) Date of publication: 16.01.2019 Bulletin 2019/03 (21) Application number: 17717234.3 (22) Date of filing: 02.03.2017

(51) International Patent Classification (IPC):  F24F 13/08(2006.01) (86) International application number: PCT/IB2017/051217 (87) International publication number: WO 2017/153871 (14.09.2017 Gazette 2017/37)

(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: MA MD (30) Priority: 07.03.2016 IT UA20010406 13.01.2017 IT 201700003601 (71) Applicant: Eterno Ivica S.r.l. 35127 Padova (IT)	(72) Inventor: FAVERO, Gabriele 35127 Padova (IT) (74) Representative: Vinci, Marcello  Ufficio Veneto Brevetti Via Sorio 116 35141 Padova 35141 Padova (IT)