Print head actuator for an ink jet printer

Details Print head actuator for an ink jet printer Print head actuator for an ink jet printer

1983-12-27

1985-05-07

Hartary, Joseph W.

Recorders

Markers and/or driving means therefor

With ink supply to marker

310328, 310330, G01D 1518

Patent

active

045161402

ABSTRACT:
The illustrated ink jet (19) includes a chamber (22) containing a quantity of ink (54) discharged through a nozzle orifice (28) in the form of droplets (84). The ink is discharged in response to movement of an actuator positioned over a chamber (22) opening. The actuator (50) includes a piezoceramic plate (60), the surfaces of which are covered by electrodes (62, 64). Soldered to the electrode (62) is a bending plate (56) which is secured by adhesive (58) to a flexible sheet of insulating material (52). Control signals are fed through conductors (72, 59) to the electrodes (62, 64).

REFERENCES:
patent: 3747120 (1973-07-01), Stemme
patent: 3857049 (1974-12-01), Zoltan
patent: 3946398 (1976-03-01), Kyser

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