Apparatus for applying indicia having a large color gamut on web substrates

摘要

A gravure printing system is disclosed. The gravure printing system has a central roll with a plurality of discrete cells disposed upon an outer surface thereof. A first of the plurality of discrete cells are capable of receiving at least one fluid and a second of the plurality of discrete cells are capable of receiving at least two fluids. Each of the fluids is fluidically displaced into the first and second cells from a position internal to the central roll.

主权项

1. A gravure printing system comprising a gravure cylinder having a plurality of discrete cells disposed upon an outer surface thereof, a first of said plurality of discrete cells being capable of receiving at least one fluid from a first channel having a single entry point and a single exit point and extending from a position external to said gravure cylinder and a second of said plurality of discrete cells being capable of receiving a first portion of a second fluid and a third fluid from a second and third channel each respectively extending from a second and third position external to said gravure cylinder, said first portion of said second fluid and said third fluid being mixed internally to said gravure cylinder prior to deposition into said second of said plurality of discrete cells, each of said fluids being fluidically displaced into said first and second cells from said channels at a position internal to said central roll and wherein a second portion of said second fluid is disposable into a third of said plurality of discrete cells.