Inkjet head capable of suppressing hindrance of deformation of a piezoelectric element

摘要

An inkjet head includes an ink passage unit, an actuator unit; a printed circuit board; a metallic bond for electrically connecting a land to a terminal, the metallic bond being disposed in at least one of a region between the land and the terminal and a region extending over the land and the terminal along the peripheries of the land and the terminal; and a protrusion disposed on the connecting portion between a main electrode portion and the land.