Manufacturing container or tube from paper; or other manufacturi – Bending – Pulling over an edge
Patent
1997-07-29
1999-06-29
Coan, James F.
Manufacturing container or tube from paper; or other manufacturi
Bending
Pulling over an edge
493460, B31F 114, B31F 100
Patent
active
059160810
ABSTRACT:
A device for curling polypropylene ribbon comprises means (12) for delivering a supply of curlable ribbon, curling means (17) for the ribbon, and drive means (31-33) for drawing the ribbon across said curling means. The device may include guide means to control the approach angle of ribbon to the curling means, drag means to impose drag on said ribbon, and shredding means to shred said ribbon subsequent to curling.
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Coan James F.
Kim Gene L.
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