Method and apparatus for operating an ink jet

Details Method and apparatus for operating an ink jet Method and apparatus for operating an ink jet

1979-09-24

1980-12-23

Miller, Jr., George H.

Recorders

Markers and/or driving means therefor

With ink supply to marker

346 11, G01D 1518

Patent

active

042413575

ABSTRACT:
An ink jet is supplied with ink from an ink reservoir. The impedance changes resulting from the presence or absence of the ink at the orifice of the ink jet are sensed to determine if the ink jet is primed and/or purged and ready for operation.

REFERENCES:
patent: 3810194 (1974-05-01), Tekunaga et al.
patent: 3893126 (1975-07-01), Ascoli et al.
patent: 4050078 (1977-09-01), Isayama et al.
patent: 4112435 (1978-09-01), Kattner et al.
patent: 4166277 (1979-08-01), Cielo et al.

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