(19)

(11)

EP 3 607 155 A1

(12)

(43) Date of publication: 12.02.2020 Bulletin 2020/07 (21) Application number: 18718520.2 (22) Date of filing: 04.04.2018

(51) International Patent Classification (IPC):  E04H 6/44(2006.01) E04B 1/346(2006.01) E04H 6/04(2006.01) E04B 1/32(2006.01) E06B 3/01(2006.01) (86) International application number: PCT/IB2018/052320 (87) International publication number: WO 2018/185673 (11.10.2018 Gazette 2018/41)

(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: 04.04.2017 IT 201700036862 (71) Applicants: Gregori, Mauro 31015 Conegliano (Treviso) (IT) Prest, Marco 32014 Ponte Nelle Alpi (Belluno) (IT)	(72) Inventors: Gregori, Mauro 31015 Conegliano (Treviso) (IT) Prest, Marco 32014 Ponte Nelle Alpi (Belluno) (IT) (74) Representative: Piovesana, Paolo  c/o Praxi Intellectual Property S.p.A.- Venezia Via Francesco Baracca, 5/A 30173 Venezia-Mestre 30173 Venezia-Mestre (IT)