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US 2025/0249682 A1Published application
Inkjet printing apparatus, control method, and storage medium
AssigneeCanon Kabushiki Kaisha
InventorsSONOKO EGAWA, YOSHIAKI MURAYAMA
Life of this patent
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Abstract
The amount of ink in a cap at the time of end of printing initiated by a print command is estimated, and it is determined whether an open suction action is to be performed based on the estimated post-printing ink amount to prevent spillover of the ink and reduce downtime due to the open suction action.
Claims1
An inkjet printing apparatus comprising:
- a print head including a plurality of nozzles, each discharging ink;
- a conveyance unit configured to convey a print medium relative to the print head;
- a cap configured to receive the ink discharged from the print head during preliminary discharge;
- an acquisition unit configured to acquire a post-printing ink amount when a print command is input for a print medium, the post-printing ink amount being an amount of ink in the cap at a time of end of printing that is initiated by the print command;
- and
- a discharge unit configured to perform a discharge operation to discharge the ink in the cap before start of the printing initiated by the print command if the post-printing ink amount acquired by the acquisition unit is greater than a threshold value.
3 more elements
Dependencies are inferred from the claim text.