Patent ID: 8342675
Filing Date: 2013-01-01
Classification: B41J,B65H

Abstract:
1. A newspaper production system for producing newspapers by ink jet printing of each page of a newspaper on one surface and an other surface of a continuous web, and cutting and folding the continuous web, comprising: an ink jet printing unit configured to print on the one surface and the other surface of the continuous web and to dry the one surface and the other surface of the continuous web, the ink jet printing unit comprising a plurality of ink jet printing devices provided at a plurality of levels in a vertical direction and a plurality of drying units provided at a plurality of levels in a vertical direction, each ink jet printing device comprising an ink jet printing head; a continuous web supply unit provided at an upstream side of the ink jet printing unit, the continuous web supply unit configured to supply the continuous web from a continuous web roll to the ink jet printing unit; at least one processing unit provided at a downstream side of the ink jet printing unit comprising a cutting mechanism and a folding mechanism, the at least one processing unit configured to cut the continuous web that has been printed by the ink jet printing unit to a predetermined rectangular size and to fold a rectangular cut sheet; and a control member configured to cause the continuous web to travel from the continuous web supply unit, via the ink jet printing unit, to the processing unit, and to correlate printing of each page of the newspaper by the ink jet printing unit, in accordance with a travel speed of the continuous web, and the cutting and folding by the processing unit, wherein the control member causes the ink jet printing unit to align printing positions of each page of the newspaper on the one surface and the other surface of the continuous web such that a height direction of the newspaper is placed parallel to a cross direction of the continuous web, and while considering a predetermined number of pages constituting one part of the newspaper as one set, to arrange the pages of the newspaper next to each other in a running direction of the continuous web to repetitively print for every set, and wherein the control member causes the processing unit to: