Piezoelectric ink-jet device and process for manufacturing the s

Details Piezoelectric ink-jet device and process for manufacturing the s Piezoelectric ink-jet device and process for manufacturing the s

1996-02-29

1998-10-20

Riley, Shawn

Incremental printing of symbolic information

Ink jet

Ejector mechanism

2908901, B41J 2045

Patent

active

058253866

ABSTRACT:
An ink-jet head has an actuator comprising conductive layers and piezoelectric ceramic layers which are alternately formed layer by layer in a cylindrical form so as to provide a hollow portion at the actuator center. The hollow portion corresponds to an ink chamber out of which ink is jetted. A process for manufacturing the ink-jet head is also disclosed.

REFERENCES:
patent: 4284996 (1981-08-01), Greve
patent: 4395719 (1983-07-01), Majewski et al.
patent: 5239224 (1993-08-01), Kimura et al.
patent: 5650806 (1997-07-01), Denne

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