Cast film cooling device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Sep 16, 2003
Grant Date -
N/A
app pub date -
Apr 28, 2000
filing date -
Apr 28, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An improved air cooling device for the production of cast film is shown. The device is intended to increase production rates for film without reducing the level of film gauge control. The devices utilizes a soft box for the bulk of the cooling and a directional source of pressurized air to deflect exhaust air from the soft box from striking the web curtain between the die and chill roll.
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