Patent ID: 7474424
Filing Date: 2009-01-06
Classification: B41J

Abstract:
1. A printing apparatus capable of performing double-sided printing, comprising: a determining unit adapted to determine whether or not a plurality of print sheets are of a prepunched media type, the plurality of print sheets being subjected to double-sided printing of print data; an inversion unit adapted to invert a print sheet; and a control unit adapted to control, when the last page of the print sheets subjected to double-sided printing of print data is an odd number and said determining unit determines that the plurality of print sheets are not of the prepunched media type, discharging of the print sheets other than the last print sheet containing the last page among the plurality of print sheets, so that the inversion unit inverts the print sheets other than the last print sheet, and discharging of the last print sheet containing the last page without inverting the last print sheet, wherein said control unit is adapted to control, when said determining unit determines that the plurality of print sheets are of the prepunched media type, discharging all of the plurality of print sheets so that the inversion unit inverts all of the plurality of print sheets, and wherein said control unit is adapted to control, when the last page is an even number, discharging of all of the plurality of print sheets so that the inversion unit inverts all of the plurality of print sheets, regardless of whether or not the plurality of print sheets, which are subjected to double-sided printing, are of the prepunched media type.