Patent ID: 9381734
Filing Date: 2016-07-05
CPC Classification: B41F,B41P

Claim Text:
1. A security printing press for printing securities, comprising: an offset printing unit including an impression cylinder which holds and transports a sheet, a blanket cylinder which is in contact with the impression cylinder, a plate cylinder which is in contact with the blanket cylinder, and ink supply means for supplying ink to the plate cylinder; and an intaglio printing unit including an impression cylinder which receives the sheet subjected to offset printing in the offset printing unit and holds and transports the sheet, an intaglio cylinder which is in contact with the impression cylinder, an ink collecting cylinder which is in contact with the intaglio cylinder, a plurality of ink form cylinders which are in contact with the ink collecting cylinder, and a plurality of inking devices which are disposed to respectively correspond to the ink form cylinders and which supply ink to the corresponding ink form cylinders, wherein the impression cylinder of the offset printing unit does not have a rubber blanket wound around a surface thereof, and wherein the offset printing unit is capable of performing offset printing of sharp printing images on the sheet by transferring ink, which is supplied from the ink supply means to the plate cylinder and transferred onto the blanket cylinder, onto the sheet held and transported on the impression cylinder, wherein the offset printing unit includes only one plate cylinder, and wherein the ink supply means of the offset printing unit includes two ink fountains.