Enhanced UU type ink jet printheads

Details Enhanced UU type ink jet printheads Enhanced UU type ink jet printheads

1994-10-19

1997-04-15

Bobb, Alrick

Incremental printing of symbolic information

Ink jet

Ejector mechanism

B41J 2045

Patent

active

056214421

ABSTRACT:
The operation of UU type drop-on-demand ink jet printheads are enhanced by selectively incorporating therein volume modifying tapers in the ink carrying channels, means for electrically isolating portions of the actuators thereof, and/or forming a variable layer of conductive material between the upper and lower sidewall portions therefore.

REFERENCES:
patent: 5252994 (1993-10-01), Narita et al.
patent: 5400064 (1995-03-01), Pies et al.

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