Patent ID: 8696108
Filing Date: 2014-04-15
Classification: B41F,B41J

Abstract:
1. A printing press comprising: a printing unit for performing printing to a print medium having a strip shape; a guiding unit for transporting the print medium printed by the printing unit while guiding the print medium, wherein the guiding unit includes an upstream side guide roller and a downstream side guide roller disposed with a predetermined interval along a transportation direction of the print medium configured to come into contact with the printing medium for guiding transportation of the print medium; and a processing device for performing a predetermined process to the print medium guided between the respective guide rollers is disposed so as to face a printing surface of the print medium, wherein diameters of the upstream side guide roller and the downstream side guide roller are set to different values for suppressing a vibration of the print medium, and wherein the diameter of the upstream side guide roller and the diameter of the downstream side guide roller are set so that one is not an integer multiple of the other.