Patent ID: 7497554

Claim:
An inkjet print head comprising: a plurality of drive walls, arranged at predetermined intervals, composed of piezoelectric devices; an upper substrate covering a top portion of the plurality of drive walls; a lower substrate covering a bottom portion of the plurality of drive walls; a plurality of ink channels enclosed by the drive wall, the upper substrate and the lower substrate; a drive electrode arranged on each drive wall surface; a connection electrode, electrically connected with the drive electrode, led out to a surface of an ink inlet of the ink channel; a nozzle plate, containing nozzles arranged corresponding to the ink channels, for covering an ink outlet side of the ink channel; and a photosensitive glass substrate having an ink feed aperture and a drive electrode electrically connected with a connection wire covering the ink inlet side of the ink channel, wherein the drive electrodes are formed on the photosensitive glass substrate to be extended substantially perpendicular to the upper substrate and the lower substrate in upward or downward directions respectively.