Patent ID: 7503645

Claim:
A droplet continuous ink-jet generator comprising: a first unit having an elongate liquid chamber one end thereof is open and at least one row of orifices disposed in an other end of the elongate liquid chamber opposite to the open end in the longitudinal direction of the elongate liquid chamber; a second unit having an elongate diaphragm disposed along the elongate liquid chamber and having a side facing the open end, and a plurality of vibrating sections provided on the diaphragm and extending in a longitudinal direction of the elongate liquid chamber and located on a side opposite the diaphragm away from the liquid chamber and not in contact with liquid contained in the liquid chamber, the plurality of vibrating sections and diaphragm being cut from the same material such that the vibrating sections and diaphragm form a single monolithic structure; a vibrating apparatus provided on the top of the vibrating sections; and a stationary section to fix the vibrating apparatus, wherein the diaphragm of the second unit is provided adjacent to and facing the open end of the liquid chamber of the first unit.