Patent ID: 8333466

Claim:
An ink jet recording apparatus comprising: a conveyance mechanism having a roller in contact with a recording surface of a sheet configured to convey the sheet in a first direction; a recording mechanism, provided on an upstream side in the first direction from the roller, configured to record an image on the recording surface using a recording head on which a plurality of nozzles are formed over a range covering a width of a sheet to be used along a second direction crossing the first direction; and a control unit which controls the conveyance mechanism and the recording mechanism to perform an image record operation onto the recording surface; wherein a nozzle surface of the recording head is formed with a plurality of nozzle chips each having a plurality of nozzles such that an adjacent nozzle chip is arranged to be shifted with respect to the first and the second directions, and the plurality of nozzles included in the adjacent nozzle chip have an overlapping area in the second direction, and wherein, the roller has contact portions that can contact with the sheet and non-contact portions formed alternately along a direction of a rotational axis of the roller, each of the contact portions is formed corresponding to each of the nozzle chips in the second direction and each of the non-contact portions is formed corresponding to each of the overlapping areas in the second direction.