DUPLEX PRINTER FOR PRINTING IMAGES ON BOTH FACES OF PAPER BY DISCRIMINATING THE ARRANGED FACE OF THE PAPER ACCORDING TO THE SIZE OF THE PAPER OR THE ENTERED POSITION OF THE PAPER AFTER PRINTING THE FRONT FACE OF THE PAPER

摘要

Purpose: a duplex printer is arranged to carry out one side arrangement, enters a rear feeding channel by laterally leading one subsequent printed paper of identification by a duplex according to the position of entrance. Construction: in a side guide (188) at the right angle in a rear feeding channel, a protrusion (189) is prominent. By using protrusion, it is set by the paper that the inside with side guide is segregated into rear feeding channel. Protrusion is prominent from the inside of side guide in 5-8mm. The surface of protrusion covers the abrasion to prevent article by a stainless steel. One lower guide plate (182) forms an edge (182a) on one side by upwardly extending on a upper guide plate (181). One PCB (Printed Circuit Board) (184) is set on the top at edge. Upper guide plate is generated by a plastic products. In a front print, article is fed by a centre feed. In printing below, article is fed by one side conveying.