Means for preventing drying of ink at nozzles of print heads

Details Means for preventing drying of ink at nozzles of print heads Means for preventing drying of ink at nozzles of print heads

1979-01-24

1980-10-14

Hartary, Joseph W.

Recorders

Markers and/or driving means therefor

With ink supply to marker

G01D 1518

Patent

active

042284422

ABSTRACT:
An ink jet print head has at least one nozzle for ejecting ink droplets and includes an adjacent chamber containing liquid ink solvent therein. An absorbent material member is positioned to have one end thereof in the chamber-containing solvent and is directed or trained to an area which is in front of or around the nozzle to carry fluid or vapor therearound for the purpose of providing a moist or humid atmosphere at the nozzle and thereby prevent drying of the ink.

REFERENCES:
patent: 3346869 (1967-10-01), Stone
patent: 3737914 (1973-06-01), Hertz
patent: 3839721 (1974-10-01), Chen
patent: 4106032 (1978-08-01), Miura

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