Ink jet printing apparatus having improved home station diagnost

Details Ink jet printing apparatus having improved home station diagnost Ink jet printing apparatus having improved home station diagnost

1985-04-12

1986-05-27

Goldberg, E. A.

Recorders

Record receiver deforming

G01D 1518

Patent

active

045918740

ABSTRACT:
A home station of an ink jet printing apparatus is adapted to seal operative print head portions from the ambient atmosphere for storage and includes (i) a housing for collecting ink from the print head, during start-up and testing operations, (ii) a sensor for receiving ink droplets and detecting their charge condition and (iii) a fluid handling configuration that electrically decouples the ink in contact with the sensor from ink being returned from the housing for recirculation.

REFERENCES:
patent: 3992713 (1976-11-01), Carmichael et al.
patent: 4418352 (1983-11-01), Horine et al.
patent: 4430658 (1984-02-01), Funazawa et al.

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