Vertical form, fill and seal packaging machine
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Feb 17, 2004
Grant Date -
May 22, 2003
app pub date -
Aug 17, 2001
filing date -
Aug 18, 2000
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A packaging machine for making substantially air-tight bags at high speed. The machine includes a film drive and pinch roll pair, a pair of film pull belts, and a pair of zipper drive rollers for pulling plastic film and zippered strip through the machine. The machine can produce recloseable bags with zipperlocks by including zippered strips and a zipperlock applicator and feed and apparatus selectively releasing the tension from the zippered drive rollers.
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Family
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