Method for forming at least one fold line pattern in a rigid pla

Plastic and nonmetallic article shaping or treating: processes – Mechanical shaping or molding to form or reform shaped article – Reshaping running or indefinite-length work

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Details

264285, 264339, B29C 5306, B29C 5904

Patent

active

052681386

ABSTRACT:
Disclosed is a method for embossing a fold line onto a plastic sheet by first heating the plastic above its softening point and then embossing the material by passing it between a knurled flat roller and a cooperating embossing roller having a series of ridges suitable for embossing the fold line.

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