(19)
(11) EP 4 448 428 A1

(12)

(43) Date of publication:
23.10.2024 Bulletin 2024/43

(21) Application number: 22818121.0

(22) Date of filing: 01.12.2022
(51) International Patent Classification (IPC): 
B65H 19/18(2006.01)
B65H 21/00(2006.01)
(52) Cooperative Patent Classification (CPC):
B65H 19/1852; B65H 21/00; B65H 2301/4634; B65H 2301/4621; B65H 2301/51532
(86) International application number:
PCT/IB2022/061637
(87) International publication number:
WO 2023/111744 (22.06.2023 Gazette 2023/25)
(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA
Designated Validation States:
KH MA MD TN

(30) Priority: 14.12.2021 IT 202100031250

(71) Applicant: G.D S.p.A.
40133 Bologna (IT)

(72) Inventors:
  • CRISTOFORI, Alessandro
    40133 Bologna (IT)
  • BERNARDI, Enrico
    40133 Bologna (IT)
  • CARBONI, Salvatore
    40133 Bologna (IT)

(74) Representative: Buzzi, Notaro & Antonielli d'Oulx S.p.A. 
Corso Vittorio Emmanuele II, 6
10123 Torino
10123 Torino (IT)

   


(54) A METHOD FOR JOINING TOGETHER TWO SHEETS OF PACKAGING MATERIAL