Patent ID: 7950782
Filing Date: 2011-05-31
Classification: B41J

Abstract:
1. A droplet discharging head, comprising: a substrate; a cavity section formed by a first recess of a first surface side of the substrate; a cover material disposed on a first surface of the substrate, the cover material having a discharge opening to discharge a part of liquid filled in the cavity section; a movable plate disposed on the cavity section, the movable plate being disposed opposite to the cover material; a material pressing body including a piezoelectric material sandwiched between a first electrode and a second electrode, the material pressing body being disposed on the movable plate; at least one of a groove of the second surface side of the substrate and a second recess of the second surface side of the substrate; and a filler material having a lower Young's modulus than the substrate being disposed within the one of a groove of the second surface side of the substrate and a second recess of the second surface side of the substrate.