Patent ID: 9238368
Filing Date: 2016-01-19
CPC Classification: B41J,C08G,H01L

Claim Text:
1. An ink-jet head comprising: a channel unit including a plurality of pressure chambers communicating with a plurality of nozzles configured to eject liquid droplets; an insulating layer disposed on a first surface of the channel unit; a plurality of individual electrodes arranged on a second surface of the insulating layer, the second surface facing away from the channel unit; a piezoelectric layer that covers the plurality of individual electrodes, the piezoelectric layer being opposite to the channel unit relative to the plurality of individual electrodes; a common electrode disposed on a third surface of the piezoelectric layer, the third surface facing away from the channel unit; a first wiring line that connects with the common electrode; and, a second wiring line that connects with the common electrode, wherein the first wiring line and the second wiring line are led out from the third surface of the piezoelectric layer to the second surface of the insulating layer via a side surface of the piezoelectric layer.