Patent ID: 9375955
Filing Date: 2016-06-28
CPC Classification: B41J

Claim Text:
1. A printing apparatus comprising: a printhead that prints an image on a printing medium; a first conveyance roller that is provided on an upstream side of said printhead along a conveyance direction of a printing medium and conveys a printing medium; a second conveyance roller that is provided on a downstream side of said printhead along the conveyance direction and conveys a printing medium; a conveyance control unit configured to perform a conveyance control for changing a conveyance state from a first conveyance state in which the first conveyance roller conveys a printing medium and the second conveyance roller does not convey the printing medium, to a second conveyance state in which the first conveyance roller and the second conveyance roller convey the printing medium, and then to a third conveyance state in which the first conveyance roller does not convey the printing medium and the second conveyance roller conveys the printing medium; a calculating unit configured to calculate a load mutually acting on said first conveyance roller and said second conveyance roller through the printing medium in the second conveyance state; and a correcting unit configured to correct, a conveyance amount when the conveyance state is changed from the second conveyance state to the third conveyance state based on a calculation result of the load.