Ink jet printing apparatus

Details Ink jet printing apparatus Ink jet printing apparatus

1978-06-14

1979-11-27

Hartary, Joseph W.

Recorders

Markers and/or driving means therefor

With ink supply to marker

346 75, G01D 1518

Patent

active

041763637

ABSTRACT:
An ink jet printing apparatus is disclosed which includes a printing head having a plurality of ink ejection nozzles and adapted to be moved relatively to a recording medium for effecting printing or characters of figures in accordance with print instruction signals, the printing head being periodically displaced, in accordance with a timing signal from a timer, to a fixed position at which an ink failure preventive ejection is performed from the nozzles in response to a detecting signal delivered from a detector upon detecting the positioning of the head at the fixed position.

REFERENCES:
patent: 3925788 (1975-12-01), Kashio
patent: 3925789 (1975-12-01), Kashio
patent: 4123761 (1978-10-01), Kimura

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