Patent ID: 6546862
Filing Date: 2003-04-15
Classification: B41F,B41M

Abstract:
A method for producing a multicolor print on a sheet in a rotary printing press including:providing a printing cylinder having a plurality of sheet receiving surfaces; securing a sheet to said printing cylinder and rotating said cylinder with said sheet for more than one revolution; providing first and second multiple color printing units associated directly with said printing cylinder; providing a third multiple color printing unit having a first transfer drum unit associated with said printing cylinder; applying first and second colors to said sheet from said first and second printing units during a first rotation of said printing cylinder; applying a third color from said first transfer drum to said sheet during said first rotation of said printing cylinder; applying fourth and fifth colors to said sheet from said first and second printing units during a second rotation of said printing cylinder; applying a sixth color to said first transfer drum from said third printing unit; applying said sixth color to said sheet from said first transfer drum; transferring said sheet from said printing cylinder to said first transfer drum; and depositing said printed sheet on a sheet delivery stack.