NOZZLE FORMING MEMBER, METHOD OF MAKING THE SAME, INK JET HEAD AND INK JET RECORDER

摘要

PROBLEM TO BE SOLVED: To provide a nozzle forming member capable of enlarging an area and executing high frequency ejection and a method of making the same and to provide an ink jet head and an ink jet recorder capable of high speed recording. SOLUTION: A nozzle plate 4 holds a nozzle hole member 43 wherein a nozzle hole 44 to be a nozzle 5 is formed in a via-hole 42 formed on a frame member 41.