Patent ID: 7011389
Filing Date: 2006-03-14
Classification: B41J

Abstract:
1. An ink jet printing apparatus for performing marginless printing providing no margin on at least a part of end portions of a print medium supported on a platen by ejecting ink from a print head onto an overrunning area outside the at least a part of end portions of the print medium, comprising: an ink receiver for receiving waste ink ejected onto the overrunning area during the marginless printing; and waste ink volume accumulating means for cumulatively adding a value corresponding to a volume of waste ink ejected to the ink receiver, wherein the waste ink volume accumulating means adds up a value corresponding to the volume of waste ink which is determined based on a kind of print medium selected from the kinds of print media corresponding to different ink absorption properties, a kind of marginless print mode selected from kinds of marginless print modes corresponding to different print speeds, a size of print data and a size of print medium used for the marginless printing, the size of print data being determined based on an overrunning width of the overrunning area specified from among a plurality of different overrunning widths.