| 摘要 |
<p>Provided is a highly durable liquid jet head capable of improving conversion efficiency in converting deformation of side walls (6) into change in capacity of grooves (5). A liquid jet head (1) includes side walls (6) forming grooves (5), a reinforcing plate (17) which is formed of a ceramic material and is placed below the side walls (6), a nozzle plate (4) including nozzles (3) communicating with the grooves (5), respectively, the nozzle plate being placed on the reinforcing plate (17) on a side opposite to the side walls (6), drive electrodes (7) formed on wall surfaces (WS) of the side walls (6), and a cover plate (10) placed above the side walls (6), the cover plate including a supply port (8) for supplying liquid to the grooves (5) and a discharge port (9) for discharging liquid from the grooves (5).</p> |
