Ink jet recording apparatus
AssigneeCanon Kabushiki Kaisha
InventorHiroyuki Saito
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Abstract
The present invention provides an ink jet recording apparatus for effecting recording by using recording device for discharging plural different inks, comprising a cap for covering a plurality of discharge ports for discharging the different inks, and a pump connected to a suction port of the cap and adapted to apply negative pressure to interior of the cap, and wherein the discharge ports and the suction port are arranged so that flow paths of the inks flowing from the respective discharge ports to the suction port when the inks are sucked from the discharge ports by driving the pump do not pass by the discharge ports for the different inks.
Claims8
An ink jet recording apparatus for recording with recording means having at least first and second discharge port arrays, the first and second discharge port arrays for discharging respectively different first and second inks, said ink jet recording apparatus comprising:
- one cap for covering both of the first and second discharge port arrays, said cap having at least one suction port;
- and
- a pump connected to said suction port of said cap and constructed to apply negative pressure to an interior of said cap,
- wherein said suction port is arranged so that an ink flow path extends from the first discharge port array to said suction port corresponding to said discharge port array, and
- wherein the second discharge port array is not disposed on the ink flow path.
Dependencies are inferred from the claim text.