Package making – Progressively seamed cover web or web folds – With closing of web between package units
Reexamination Certificate
2004-07-28
2009-02-03
Huynh, Louis K (Department: 3721)
Package making
Progressively seamed cover web or web folds
With closing of web between package units
C053S373700
Reexamination Certificate
active
07484347
ABSTRACT:
A packaging filling apparatus, which can obtain the most suitable sealing quality by an automatic control without checking the condition of the sealing by the operator on a regular basis, is provided. A transversal sealing apparatus 48 of the packaging filling apparatus includes a high-frequency oscillator1, controller2, and an inductor, which generates a magnet field in packaging material by receiving the output from the high-frequency oscillator, and is provided with a sealing quality control means4, which transmits a control signal to the controller, based on a statistical relation between a plurality of effect factors affecting the quality of a transversal sealing23and the quality of transversal sealing.
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Konno Hidetoshi
Moriyama Yasuyuki
Otsuka Yuzo
Buchanan & Ingersoll & Rooney PC
Huynh Louis K
Tetra Laval Holdings & Finance S.A.
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