Sheet guide in the delivery section of a sheet-fed printing press
AssigneeHeidelberger Druckmaschinen AG
InventorGerhard Pollich
Life of this patent
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Abstract
In a delivery section of a sheet-fed printing press convertible between single-sided sheet printing and first-form and perfector printing, a sheet guide is provided formed with a sheet guide surface alterable between conditions wherein the surface is formed with throughholes and the surface is continuous and smooth, and a device for altering the sheet guide surface so that it is formed with throughholes when converting the press from first-form and perfector printing to single-sided sheet printing, and for altering the sheet guide surface so that it is continuous and smooth when converting the press from single-sided sheet printing to first-form and perfector printing.
Claims12
In a delivery section of a sheet-fed printing press convertible between single-sided sheet printing and first-form and perfector printing, a sheet guide comprising means formed with a sheet guide surface alterable between conditions wherein said surface is formed with throughholes and said surface is continuous and smooth, and means for altering said sheet guide surface so that it is formed with throughholes when converting the press from first-form and perfector printing to single-sided sheet printing, and for altering said sheet guide surface so that it is continuous and smooth when converting the press from single-sided sheet printing to first-form and perfector printing.
Dependencies are inferred from the claim text.