Method and device for joining a sealing foil with a web of material
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United States of America Patent
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Nov 24, 1998
Grant Date -
N/A
app pub date -
Mar 28, 1996
filing date -
Mar 30, 1995
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method and a device for joining a sealing foil to a web of material, the sealing foil is brought to the web of material, and the web of material, together with the sealing foil, is moved along the surface of a support body. The sealing foil is connected in a simple manner with the web of material in that the web of material, along with the sealing foil, is passed between an ultrasonic unit and the surface of the support body, and that ultrasonic energy is introduced into the web of material and/or the sealing foil by means of the ultrasonic unit for connecting the sealing foil with the web of material.
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