Film-folding device for packaging apparatus
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United States of America Patent
Stats
-
Oct 27, 1992
Grant Date -
N/A
app pub date -
Nov 9, 1990
filing date -
Nov 10, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A weighing-packaging-pricing apparatus has a roll supporting device to rotatably support a film roll, a film transporting device to pull a stretch film from this film roll and to transport a stretched film sheet to a packaging station, a weighing device for weighing and measuring the dimensions of an object on a tray to be packed while it travels to a lifter which lifts the object to the packaging station and pushes it against the stretched film sheet, and a folding device for folding edge sections of the film sheet to form a package. The folding device includes transversely moving plates for folding side edge sections of the film sheet, and the motion of these plates is controlled according to the size of the tray to be packaged.
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