| 摘要 |
PROBLEM TO BE SOLVED: To provide a liquid drop jet apparatus which is easy to manufacture, has a superior productivity and can be made compact. SOLUTION: In the liquid drop jet apparatus, a conductive member 26 is set to one end of a groove formed to a piezoelectric member 27, and the groove is covered with a cover plate 3. Ink supplied into an ink channel 12 is jetted by changing the volume of the ink channel 12 formed in the groove. An ink supply port 68 for supplying ink is set to the side of the end where the conductive member 26 is set.
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