Package making – Progressively seamed cover web or web folds – With closing of web between package units
Patent
1998-06-15
2000-03-14
Sipos, John
Package making
Progressively seamed cover web or web folds
With closing of web between package units
533745, 493302, B65B 906
Patent
active
060356154
ABSTRACT:
A packaging unit (1) for continuously producing aseptic sealed packages (2), containing a pourable food product, from a tube (14) of packaging material filled with the food product; the unit (1) has a first and second chain conveyor (10, 11) respectively having a number of jaws (12) and a number of counter-jaws (13), which interact with and grip the tube (14) to heat-seal the tube at successive cross sections by means of induction heating elements (29) on the jaws (12); and the jaws (12) and counter-jaws (13) are guided along respective work paths by pairs of cams (50, 51) having different profiles for controlling interaction of the jaws (12) and counter-jaws (13) with the tube (14) of packaging material.
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Dunge Felix
Hansson Lennart
Sipos John
Tetra Laval Holdings & Finance S.A.
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