Patent ID: 8651021

Claim:
A roll printing apparatus comprising: a base plate; a blanket roll configured to transfer an ink material to a cliche and a substrate; a blanket roll supporter on the base plate to support the blanket roll; a cliche table on the base plate, the cliche table configured to fix and move the cliche; a substrate table on the base plate, the substrate table configured to fix the substrate; and a cleaning device on the base plate to clean the cliche, the cleaning device including a nozzle supporter rotatably connected to the cleaning device, the nozzle supporter including a cleaning nozzle unit and a spray nozzle unit integrated by the nozzle supporter, at least one of the cleaning nozzle unit and the spray nozzle unit including at least one of a waste inlet and an air blower, the waste inlet for removing waste generated during cleaning of the cliche, the air blower to dry the cliche, the cleaning nozzle unit including a cleaning solution spray nozzle to spray a cleaning solution, and the spray nozzle unit including a spray nozzle to spray a rinsing fluid.