Patent ID: 8348416
Filing Date: 2013-01-08
Classification: B41J

Abstract:
1. A printing apparatus comprising: a printing medium support unit supporting a printing medium supplied to a print execution area and guiding the printing medium being transported, wherein the printing medium support unit includes: a support portion supporting the printing medium supplied to the print execution area and defining a predetermined gap between a print head and the support portion; a suction hole disposed in a width direction of the printing medium and adsorbing and supporting the printing medium on the support portion by applying a suction force to the printing medium; a first recess portion disposed at a position corresponding to a position at an edge of the printing medium of a size which is supposed to be used, receiving ink discarded upon executing marginless printing, and having an ink discharge port; and a first communication passage applying some of the suction force to the first recess portion in a passage independent from the ink discharge port, wherein the suction hole is formed in a second recess portion in which a negative pressure space is formed when the printing medium is supplied, and wherein the first communication passage is formed in a partition wall partitioning the first and second recess portions.