Chipless trimming of plastic bottles

Details Chipless trimming of plastic bottles Chipless trimming of plastic bottles

2006-08-22

2006-08-22

Fridie, Jr., Willmon (Department: 3722)

Turning

Severing or cut-off

C082S047000, C082S070200, C082S083000, C082S011000

Reexamination Certificate

active

07093525

ABSTRACT:
Method and apparatus for trimming the neck of plastic bottles includes means for rapidly rotating a cutting blade around the neck being trimmed while progressively moving the cutting blade through the thickness of the neck. During the cutting, a flat surface of the cutting blade rubs against the newly cut upper neck or finish surface to provide a polished surface therefor.

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