Corrosion protective printing cylinder makeready
AssigneeThe Cromwell Paper Company
InventorsDavid M. Weil, Burton E. Lieberman, Ronald F. Adams
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Abstract
An improved makeready packing for preventing corrosion of cylinders of offset or lithographic printing presses which comprises providing a cylinder surface contacting packing element having a corrosion inhibitor applied thereto in such a manner that the inhibitor will effectively protect the entire surface of the cylinder.
Claims8
A printing cylinder makeready packing element for an offset printing cylinder comprising a sheet of tympan material disposed for direct contact with the cylinder surface, said sheet having a ferrous metal corrosion inhibiting composition applied to its cylinder contacting surface.
The method of protecting the surface of an offset printing cylinder against corrosion which comprises treating the cylinder contacting surface of the makeready packing material with a ferrous metal corrosion inhibiting composition so that the cylinder contacting portion of the makeready will prevent cylinder surface corrosion.
Dependencies are inferred from the claim text.