METHOD FOR DRAWING ON MACHINE AND LITHOGRAPHIC PRINTING AND APPARATUS FOR DRAWING ON MACHINE AND LITHOGRAPHIC PRINTING

摘要

PROBLEM TO BE SOLVED: To provide a method for lithographic printing on machine and an apparatus for lithographic printing on machine which can cope with digital image data and by which a number of printed matters with clear images can be printed inexpensively and at a high speed.;SOLUTION: In the method for drawing on machine and lithographic printing wherein an images directly formed by an inkjet system wherein a plate material is mounted on a plate cylinder or a printing machine and an oily ink is jetted from a recording head by utilizing an electrostatic field based on a signal of the image data on the plate material to prepare the printing plate and lithographic printing is successively performed by using the printing plate under the condition, the oily ink is filtered and then, used.;COPYRIGHT: (C)2001,JPO