Patent ID: 6688226
Filing Date: 2004-02-10
Classification: B41N

Abstract:
A blanket sleeve, to be drawn over a rotary support in order to define a blanket cylinder of an indirect or offset printing machine, this blanket cylinder to cooperate with a lithographic plate cylinder from which the blanket cylinder receives the inked data to be printed and with a substrate onto which said inked data are transferred, said substrate moving between the blanket cylinder and a pressure cylinder, the blanket sleeve comprising:an inner cylindrical portion configured to be drawn over the rotary support and defining an outer surface; a compressible layer formed on said outer surface of said inner cylindrical portion, said compressible layer being formed at least partly of polyurethane material; an incompressible outer layer carried by said compressible layer and defining an outer surface configured to cooperate with the lithographic plate and with the substrate to be printed; and wherein said incompressible layer has a density of between about 1 g/cm3 and 1.6 g/cm3.