| 摘要 |
<p>An ink jet print head, wherein injection nozzle rows for colors are formed, in staggered shape, on one sheet of nozzle sheet (23) by metal electroformed layers of Ni or a material containing Ni for specified number of injection nozzles so that a part of the specified number of nozzles can be overlapped with each other in a paper feeding direction, and a plurality of head tips (25) having a plurality of heaters are stuck, in a staggered row, on the growth surface side of the nozzle sheet (23) so that the positions of the injection nozzles and the heaters can correspond to each other, whereby printing quality can be prevented from being lowered by the displacement of the injection nozzles, and the position of the impact points of injected ink on recording paper can be stabilized.</p> |
