DEVICE FOR CORRECTING FILM FEED DIRECTION
PROBLEM TO BE SOLVED: To provide a device for correcting a film feed direction which can be easily arranged in an existing bag making machine without requiring a large space, and correct the film feed direction without being affected by film thickness irregularity and without inclining.SOLUTION: The...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | PROBLEM TO BE SOLVED: To provide a device for correcting a film feed direction which can be easily arranged in an existing bag making machine without requiring a large space, and correct the film feed direction without being affected by film thickness irregularity and without inclining.SOLUTION: The device for correcting the film feed direction includes a pair of rotary rolls where a film is held therebetween in a feeding process, and an inclining device for inclining a rotary axis line of one of the rotary rolls relatively with respect to a rotary axis line of the other of the rotary rolls, and the one of the rotary rolls has a barrel shape with a diameter smaller as approaching an end part in at least one portion in the axis line direction. |
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