Patent ID: 8727480

Claim:
A liquid discharge head comprising: a nozzle plate including a plurality of nozzles configured to discharge liquid droplets; a flow channel member configured to form a plurality of individual liquid chambers, the plurality of individual liquid chambers communicating with the corresponding nozzles; and a frame member configured to form a common liquid chamber that supplies a liquid to the plurality of individual liquid chambers, wherein the frame member is configured to cover a first outer circumferential surface of the nozzle plate and a second outer circumferential surface of the flow channel member, wherein the frame member includes a protecting portion that covers a peripheral portion of a surface of the nozzle plate, wherein the protecting portion is configured to be welded to the surface of the nozzle plate, wherein a through hole is formed in the peripheral portion of the surface of the nozzle plate that is covered with the protecting portion, and wherein a pillar integrally formed with the protecting portion penetrates into the through hole, and the through hole is filled with the pillar.