Längsrollen-Siegeleinheit zur Bildung einer Schlauchfolie

Details

Veröffentlichungs-Nr.

EP4744870

Anmeldetag

13. November 2025

Veröffentlichung

20. Mai 2026

Rechtsraum

EP

IPC

(ULMA PACKAGING S COOP et al.)

Abstract

There is described a longitudinal sealing unit (1) for forming a tubular film for making bags in a packaging apparatus (2) for food products, comprising a forming tube (12) for the vertical sliding of a film made of a packaging material. The longitudinal sealing unit (1) comprises a heating and sliding device (3), a motor block (4), and a positioning device (5) with respect to the forming tube (12). the heating and sliding device (3) comprises a heating block (31), electrical resistors (32) suitable for heating the heating block (31) in which they are included, and sealing rollers (33) rotatably associated with the heating block (31), wherein the sealing rollers (33) have a horizontal rotation axis and are housed in compartments (35) of the heating block (31) so as to be heated and protrude laterally therefrom so as to interact with the overlapping lateral edges of the film (Fig.5).

Anmelder

Firma

Altopack S.P.A.

Land

🇮🇹 Italien