Printing – Multicolor – Processes
Patent
1993-02-09
1994-01-18
Eickholt, Eugene H.
Printing
Multicolor
Processes
101485, 101486, 101491, 283 67, 283 92, 283114, 400304, B41M 114, B42D 1500
Patent
active
052792226
ABSTRACT:
A method for preventing counterfeiting or theft of sales, bank checks and other important records and documents comprising alphanumeric characters including, the steps of printing different parts of at least come of the characters in a predetermined sequence of colors, dyes or other materials from a printing ribbon on which the segments or color are serially or alternatively deposited in a predetermined sequence of segments. Additionally, the method and apparatus for fabricating a multi-colored printing ribbon by depositing spaced segments of a first color at a first color depositing station and then inserting segments of a second color between said segments of said first color at a second color depositing station. By providing multiple color applying regions at each station carefully controlled color segments are produced on the printing ribbon. Means are provided to adjust segment spacing, the amount of coloring material deposited and the timing of the overall device. Additionally, the ribbon made by the method and apparatus above described.
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