US 12,304,682 B2
Horizontal packaging machine with adjustable cut-sew group
Corrado Pozzer, Schio (IT)
Assigned to TECNO PACK S.P.A., Schio (IT)
Appl. No. 18/040,432
Filed by TECNO PACK S.P.A., Schio (IT)
PCT Filed Jun. 25, 2021, PCT No. PCT/IB2021/055640
§ 371(c)(1), (2) Date Feb. 3, 2023,
PCT Pub. No. WO2022/029519, PCT Pub. Date Feb. 10, 2022.
Claims priority of application No. 102020000019414 (IT), filed on Aug. 6, 2020.
Prior Publication US 2024/0025590 A1, Jan. 25, 2024
Int. Cl. B65B 61/08 (2006.01); B65B 51/14 (2006.01); B65B 51/30 (2006.01); B65B 59/00 (2006.01)
CPC B65B 61/08 (2013.01) [B65B 51/14 (2013.01); B65B 51/306 (2013.01); B65B 59/001 (2019.05); B65B 2210/04 (2013.01)] 24 Claims
OG exemplary drawing
 
1. A horizontal packaging machine for packaging a product fed in a horizontal direction comprising a control panel and a cut-sew group suitable to make on a packaging film transverse welds and a cut to close and separate each other two successive packs, wherein said cut-sew group comprises:
a plurality of cut and sew tools suitable to make said transverse welds and said cut, wherein said transverse welds define edges of the packs according to different packaging sizes for said product;
adjustment means for changing a size said packs, activated by selecting through said control panel one of said cut and sew tools, and by positioning said cut-sew group so that said product to be packaged is fed at said cut and sew tool selected to make said packs according to a prefixed and set size through said control panel,
wherein said cut-sew group comprises an upper shaft and a lower shaft independently controlled in rotation by means of a respective upper motor and a respective lower motor,
wherein each shaft mounts said plurality of cut and sew tools thereon, and
wherein each cut and sew tool is composed of an upper tool and a corresponding lower tool.