Sealing system for a packaging machine
AssigneeGea Food Solutions Weert B.V.
InventorsJoseph Johan Maria Van Rens, Bruno Gerfried Baumeister, Eric Joseph Elizabeth Houben
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Abstract
The following invention relates to a packaging machine with a sealing system comprising a front jaw and a rear jaw which reciprocate between an open-and a sealing-position, respectively, whereas a front jaw comprises two guide shafts which are supported in a frame.
Claims23
A packaging machine with a sealing system comprising:
- a front jaw and a rear jaw, which reciprocate between an open- and a sealing-position, respectively,
- whereas the front jaw comprises:
- two guide shafts which are supported in a frame,
- wherein the rear jaw is supported on the guide shafts of the front jaw;
- a sonotrode for sealing the film material with ultrasonic sound;
- wherein a motor drives the jaws and provides the pressure needed for the sealing with ultrasonic sound;
- and
- wherein the front jaw and the rear jaw comprise heating- and cooling means.
(canceled)
(canceled)
A sealing-jaw of a packaging machine for sealing of a film with ultrasonic sound, wherein the sealing-jaw comprises heating- and/or cooling means that maintain the sealing jaw at a uniform temperature,
- wherein the heating means are electrical heating means and the cooling means is a tube system through which a liquid flows.
Method to seal a packaging with two jaws, wherein at least one jaw is tempered prior to sealing, or with a sonotrode, wherein a sealing period is adjusted based on a temperature of the sonotrode.
(canceled)
Dependencies are inferred from the claim text.