Laser marking

A method for marking a polymeric surface includes directing a first laser beam on the surface to form a lightened area on the surface and directing a second laser beam upon the lightened area to form a mark darker than the lightened area.

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Bibliographic Details
Main Authors ADDINGTON CARY G, HUBLEY TIMOTHY S, HUYNH QUOC
Format Patent
LanguageEnglish
Published 28.02.2006
Subjects
ADVERTISING
CALCULATING
CLADDING OR PLATING BY SOLDERING OR WELDING
COMPUTING
CORRECTION OF TYPOGRAPHICAL ERRORS
COUNTING
CRYPTOGRAPHY
CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING
DISPLAY
DISPLAYING
EDUCATION
HANDLING RECORD CARRIERS
i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME
LABELS OR NAME-PLATES
LINING MACHINES
MACHINE TOOLS
METAL-WORKING NOT OTHERWISE PROVIDED FOR
PERFORMING OPERATIONS
PHYSICS
PRESENTATION OF DATA
PRINTING
RECOGNITION OF DATA
RECORD CARRIERS
SEALS
SELECTIVE PRINTING MECHANISMS
SIGNS
SOLDERING OR UNSOLDERING
STAMPS
TRANSPORTING
TYPEWRITERS
WELDING
WORKING BY LASER BEAM
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Summary:A method for marking a polymeric surface includes directing a first laser beam on the surface to form a lightened area on the surface and directing a second laser beam upon the lightened area to form a mark darker than the lightened area.
Bibliography:Application Number: US20040817134