Patent ID: 7207649
Filing Date: 2007-04-24
Classification: B41J

Abstract:
1. An ink jet recording apparatus for performing recording on a recording medium by use of a recording head including a first nozzle array group in which a plurality of nozzle arrays having a plurality of nozzels for ejecting ink are arranged corresponding to a plurality of colors of the ink, and a second nozzle array group in which a plurality of nozzle arrays having a plurality of nozzels for ejecting at least one of ink and solution are arranged corresponding to a plurality of colors different from those ejected from the first nozzle array group the apparatus comprising: recovery process means capable of individually performing recovery processes for keeping ejection states satisfactory in the first and second nozzle array groups, wherein the recovery process means performs the recovery process with respect to the first nozzle array group for a time longer than that of the recovery process with respect to the second nozzle array group.