| 摘要 |
A liquid jet head comprises a head chip 2 including an actuator substrate 3 having channels 5 for liquid ejection formed therein, and a cover plate 4 stacked on the actuator substrate having a liquid supply chamber 6; a flow path member 7 is provided to the cover plate 4 and supplies liquid to the liquid supply chamber 6; the flow path member includes an inflow port 8, an outflow port 9 and a circulation path 10 along which liquid is circulated between inlet 8 and outlet 9; no filter is interposed in the flow paths between inflow port 8 and channels 5 or outflow port 9 and the channels 5.
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