| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a liquid ejection head in which the extended portion of a nozzle plate is surely joined to a head profile member, and a separation trouble of bonded liquid chamber components is prevented. <P>SOLUTION: The nozzle plate 3 has the extended portion 101 extending longer than the width of a channel plate 1 in a nozzle array direction and a direction perpendicular to the nozzle array, and the extended portion 101 is folded toward a frame member at the portion extending longer than the channel plate 1, and joined to the frame member. A recessed portion 104 is formed at the inside of the nozzle plate 3 opposed to the side faces of the channel plate 1 and a vibration plate member 2 after the extended portion is folded. <P>COPYRIGHT: (C)2012,JPO&INPIT |
