Liquid ejecting head and liquid ejecting apparatus
AssigneeSeiko Epson Corporation
InventorAkiko Okamura
Life of this patent
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Abstract
A liquid ejecting head includes a flow path substrate that has an array of pressure generating chambers communicating with nozzle openings, respectively, piezoelectric elements arranged in a region corresponding to the pressure generating chambers, a driver IC driving the piezoelectric elements, an array of individual lead electrodes extending in the same direction from individual electrodes of the piezoelectric elements, connection portions, disposed in the respective individual lead electrodes, for electrical connection to the driver IC, and inspection regions arranged in the individual lead electrodes.
Claims6
A liquid ejecting head comprising:
- a flow path substrate that has an array of pressure generating chambers communicating with nozzle openings, respectively;
- piezoelectric elements arranged in a region corresponding to the pressure generating chambers;
- a driver IC driving the piezoelectric elements;
- an array of individual lead electrodes extending in the same direction from individual electrodes of the piezoelectric elements;
- connection portions, disposed in the respective individual lead electrodes, for electrical connection to the driver IC;
- and
- inspection regions arranged in the individual lead electrodes.
Dependencies are inferred from the claim text.