Patent ID: 8894185

Claim:
A liquid ejection head comprising: at least two driving element rows in which plural driving elements that generate energy for ejecting a liquid droplet from a nozzle are arranged side by side; a wiring board arranged on a backside of a liquid droplet ejection surface of a nozzle plate in which the nozzle is formed; and at least two sheets of flexible printed circuits that are provided to correspond to the respective driving element rows and have output terminal parts connected to the plural driving elements and input terminal parts connected to the wiring board, the input terminal parts being drawn to the side of the wiring board; wherein the flexible printed circuits are arranged facing each other with their input terminal parts not facing each other, and the input terminal parts of the flexible printed circuits are folded in a direction where the flexible printed circuits face each other and are connected to the wiring board, wherein the input terminal parts of the flexible printed circuits are provided parallel to the output terminal parts, and a length of the input terminal parts is half or less of a length of the output terminal parts in a direction of the driving element rows.