US 12,129,069 B2
System and method for producing packages provided with a reversible closing system
Gino Rapparini, Bologna (IT); and Maurizio Generali, Bologna (IT)
Assigned to ICA S.P.A., Bologna (IT)
Appl. No. 17/778,670
Filed by ICA S.P.A., Bologna (IT)
PCT Filed Nov. 24, 2020, PCT No. PCT/IB2020/061080
§ 371(c)(1), (2) Date May 20, 2022,
PCT Pub. No. WO2021/105868, PCT Pub. Date Jun. 3, 2021.
Claims priority of application No. 102019000022362 (IT), filed on Nov. 28, 2019.
Prior Publication US 2023/0002097 A1, Jan. 5, 2023
Int. Cl. B65B 61/18 (2006.01); B65B 9/213 (2012.01); B65D 75/58 (2006.01)
CPC B65B 61/186 (2013.01) [B65B 9/213 (2013.01); B65D 75/5877 (2013.01)] 12 Claims
OG exemplary drawing
 
1. Method for producing packages provided with a reversible closing system comprising a support fixed to the package and a cap applicable in a reversible manner to said support, said method comprising the following steps:
formation of the packages by a forming tube, wherein said packages are formed from a film of flexible material that is wrapped around said forming tube;
formation of a hole in said film of flexible material in correspondence to the position where said reversible closing system is applied to the package;
application of said support to said film of flexible material so that said support is fixed to the inner side of said packages, said application being carried out when said film is wrapped around said forming tube;
wherein, said hole is formed in said film of flexible material before wrapping said film around said forming tube; and
providing a product to be filled in said packages within said forming tube, in such a way that said product, by falling through said forming tube, is in contact with a track along which said support is conveyed.