| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an ink jet head capable of suppressing release of an insulating part.SOLUTION: The ink jet head according to one embodiment includes: a base; a drive element; an interconnecting wire; a protection unit; and a boundary portion. The base includes a mounting surface. The drive element is mounted on the base. The interconnecting wire is formed on the mounting surface and connected to the drive element. The protection unit is formed on the mounting surface while covering a part of the drive element and the interconnecting wiring, and has an insulating property. The boundary portion is provided on an end of the protection unit in contact with the interconnecting wiring, thinner than the protection unit, and has an insulating property.</p> |
