Patent ID: 9067427
Filing Date: 2015-06-30
Classification: B05B,B41J

Abstract:
1. A liquid discharge head comprising: a plurality of nozzles that discharge liquid droplets; a plurality of individual channels that are in communication with the nozzles; a liquid introducing part that is in communication with the individual channels; a common liquid chamber that supplies liquid to the individual channels; and a filter part that is arranged between the common liquid chamber and the liquid introducing part, the filter part having a plurality of tiller holes configured to filter the liquid over a range of the individual channels in a nozzle array direction; wherein the filter part has at least one einforcement rib arranged in the nozzle array direction; the reinforcement rib is partially arranged over the range of the filter part in a direction perpendicular to the nozzle array direction; the reinforcement rib is arranged at a side of the filter part facing toward the common liquid chamber; the filter part is divided into filter regions by the reinforcement rib and the filter regions are arranged to be in communication via a communication region of the filter part where the reinforcement rib is not arranged; and the filter holes in the communication region are arranged at the same position along the nozzle array direction as the reinforcement rib.