Method for operating an ink jet device to obtain high resolution

Recorders – Performance of multiple functions of steam and gas engines – Pressure responsive element

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346140R, G01D 1518

Patent

active

045932913

ABSTRACT:
The volume of the ink chamber of an ink jet device is rapidly expanded for pulling back into the chamber from an orifice a meniscus of ink, for forming a cusp shaped disturbance on the meniscus, thereby causing a relatively small droplet of ink to form and break off from the meniscus, and be ejected or propelled out of the orifice.

REFERENCES:
patent: 4112433 (1978-09-01), Vernon
patent: 4161670 (1979-07-01), Kern
patent: 4459601 (1984-07-01), Howkins
patent: 4533082 (1985-08-01), Maehara
patent: 4546361 (1985-10-01), Brescia

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