Plastic and nonmetallic article shaping or treating: processes – Laser ablative shaping or piercing
Reexamination Certificate
2005-03-29
2005-03-29
Tentoni, Leo B. (Department: 1732)
Plastic and nonmetallic article shaping or treating: processes
Laser ablative shaping or piercing
C264S078000, C264S172150, C264S210600, C264S464000, C264S482000
Reexamination Certificate
active
06872351
ABSTRACT:
Methods for the use of laser beams in the case of plastic monofilaments are proposed. For the optical marking of extruded monofilaments or individual monofilaments of a monofilament union, at least the monofilament to be marked, accompanied by the addition of additives reacting with a color change under laser action, are extruded and treated with laser beams in the areas corresponding to the desired marking.
REFERENCES:
patent: 4613470 (1986-09-01), Aftalion
Coronet-Werke GmbH
Tentoni Leo B.
Vincent Paul
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