INK JET RECORDING APPARATUS

摘要

PURPOSE: To provide the structure of a recording head capable of reducing the manufacturing cost of a full multi-ink jet recording head of a drop-on- demand type ink jet recording apparatus, and facilitate maintenance and replacement of the nozzle during operation. CONSTITUTION: For this purpose, the recording head unit 2 having a relatively small number of nozzles (olifices) 6 are respectively arranged independently detachably side by side.