Patent ID: 6918661

Claim:
An ink-jet recording head, comprising: a cavity unit which has a plurality of nozzles, a plurality of pressure chambers which are communicated with the plurality of nozzles respectively and which are arranged in a direction, and a common ink chamber which extends in the direction of arrangement of the plurality of pressure chambers and which is communicated with the plurality of pressure chambers; and an actuator which deforms the respective pressure chambers, wherein: the cavity unit includes a plurality of stacked plates, and each of the plates has a nozzle which constitutes the plurality of nozzles, a pressure chamber which is communicated with the nozzle and which constitutes the plurality of pressure chambers, and an opening which is communicated with the pressure chamber and which defines the common ink chamber, and the pressure chamber of each of the plates which constitute the cavity unit is open to a side to which the actuator is attached.