Patent ID: 9044946
Filing Date: 2015-06-02
Classification: B41J

Abstract:
1. A droplet discharge head comprising: a nozzle substrate containing a plurality of nozzles to discharge droplets; a channel substrate to form a plurality of individual liquid chambers to which the plurality of nozzles communicate; a common liquid chamber member, comprising a wall, to form a common liquid chamber to supply liquid to the plurality of individual liquid chambers; a wall member to form a deformable damper area on a part of the wall of the common liquid chamber member, wherein the channel substrate and the common liquid chamber member are laminated together with the wall member sandwiched in between, and the channel substrate includes a concave-shaped damper chamber corresponding to the damper area; and a plurality of support pillars disposed on a concave-shaped bottom of the damper chamber, the support pillar connecting to the wall.