(19)
(11) EP 3 781 506 A1

(12)

(43) Date of publication:
24.02.2021 Bulletin 2021/08

(21) Application number: 19728536.4

(22) Date of filing: 06.05.2019
(51) International Patent Classification (IPC): 
B65H 45/24(2006.01)
(86) International application number:
PCT/IB2019/053678
(87) International publication number:
WO 2019/215575 (14.11.2019 Gazette 2019/46)
(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: 07.05.2018 IT 201800005097

(71) Applicant: United Converting S.r.l.
55025 Coreglia Antelminelli - Lucca (IT)

(72) Inventors:
  • LUPI, Giuseppe
    50027 Gallicano (LU) (IT)
  • TORRI, Angelo
    55027 Gallicano (LU) (IT)
  • GIOMETTI, Gianluca
    55012 Capannori (LU) (IT)

(74) Representative: Nesti, Antonio et al
Studio Ferrario S.r.l. Via Arnolfo, 27
50121 Firenze
50121 Firenze (IT)

   


(54) SUCTION ROLLER STRUCTURE FOR INTERFOLDING MACHINES