Patent ID: 6332398
Filing Date: 2001-12-25
Classification: B41F

Abstract:
A device for conveying sheets in a sheet processing machine comprising:at least one processing and conveying cylinder;a sheet guide device adapted to direct sheets to be processed to said at least one processing and conveying cylinder;a sheet delivery device located after, in a direction of sheet travel, said sheet guide device and adapted to remove sheets from said at least one processing and conveying cylinder;a chain conveying device associated with said at least one processing and conveying cylinder, said chain conveying device receiving sheets from said sheet delivery device;a sheet inspection device adjacent said chain conveying device and useable to inspect sheets and to generate a signal resulting from inspection of the sheets;a sheet feeding device located after, in a direction of sheet travel, said chain conveying system, said sheet feeding device being adapted to remove sheets from said chain conveying device and to return sheets to said at least one processing and conveying cylinder;at least one processing cylinder adapted to process sheets returned to said at least one processing and conveying cylinder, said at least one processing cylinder being controlled by said signal from said sheet inspection device; anda sheet removal device located after, in a direction of sheet travel, said at least one processing cylinder and adapted to remove processed sheets from said at least one processing and conveying cylinder.