Patent ID: 7377611

Claim:
An ink jet printing apparatus having carriage scanning means for moving and scanning a carriage on which a print head that ejects ink is mounted, print medium feeding means for feeding one of a plurality of stacked print media, which feeds the print medium so that the print medium reaches to a print medium conveying means which is in a resting state, and said print medium conveying means for conveying said print medium fed by said print medium feeding means to a position where printing can be carried out using said print head, the apparatus comprising: preliminary ejection performing means that causes the print head to eject ink at a capping position, the ejecting ink at the capping position being not related to printing; and control means for, before printing to the print medium which has not been printed yet, causing said print medium feeding means and said print medium conveying means to perform a print medium feeding and conveying operation in which said print medium is conveyed continuously while shifting said print medium from said print medium feeding means to said print medium conveying means and causing in parallel, performance of a preliminary ejecting operation by said preliminary ejection performing means during a part of the period of the performance of the print medium feeding and conveying operation, wherein there is an overlapping period in which said print medium feeding means and said print medium conveying means are driven simultaneously, and said control means controls such that said preliminary ejecting operation is not performed in the overlapping period.