Device for removing air bubbles formed and trapped in ink chambe

Details Device for removing air bubbles formed and trapped in ink chambe Device for removing air bubbles formed and trapped in ink chambe

1980-05-06

1981-10-06

Miller, Jr., George H.

Recorders

Markers and/or driving means therefor

With ink supply to marker

G01D 1518

Patent

active

042938678

ABSTRACT:
A device for removing air bubbles formed and trapped in an ink chamber of an ink-jet print head, said device comprising a means for sensing the existance of air bubbles in the ink chamber, a means responsive to the output signal from the sensing means for replacing the ink in the ink chamber with an agent having a low surface tension, and a means for replacing the agent filled in the ink chamber with the ink.

REFERENCES:
patent: 4050078 (1977-09-01), Isayama et al.
patent: 4123761 (1978-10-01), Kimura et al.
patent: 4148041 (1979-04-01), Rosenstock
patent: 4183029 (1980-01-01), Isayama et al.

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