| 摘要 |
<p>A liquid jet head 1 has an actuator portion 2. The actuator portion includes a first recessed portion 6, left and right second recessed portion 7L, 7R, and left and right channel rows 9L, 9R provided between the first recessed portion and the left and right recessed portions, respectively. The left and right channel rows each include a plurality of channels 8L, 8R arranged therein, the plurality of channels each having one end portion opened to the first recessed portion and the other end portion opened to the second recessed portion, and an electrode terminal row 11L, 11R including a plurality of electrode terminals 10L, 10R provided on a front surface on an outer peripheral side with respect to the second recessed portion or the first recessed portion. The electrode terminals for connection to an outside circuit are formed on a side of the actuator portion opposite to a liquid droplet ejection side. The left channel row 9L and the right channel row 9R are offset in a row direction by ½ of a channel pitch.</p> |
