Actuator device, liquid-jet head and liquid-jet apparatus

Details Actuator device, liquid-jet head and liquid-jet apparatus Actuator device, liquid-jet head and liquid-jet apparatus

2007-04-03

2010-10-12

Meier, Stephen D (Department: 2853)

Incremental printing of symbolic information

Ink jet

Ejector mechanism

C347S068000, C310S311000, C310S365000

Reexamination Certificate

active

07810915

ABSTRACT:
Disclosed is an actuator device that includes a piezoelectric element provided as being freely displaceable on a substrate. The piezoelectric element includes a lower electrode, a piezoelectric layer and an upper electrode. In the actuator device, the Young's modulus of the lower electrode is not less than 200 GPa.

REFERENCES:
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patent: 7381353 (2008-06-01), Lee et al.
patent: 2003/0048042 (2003-03-01), Yamaguchi et al.
patent: 2006/0033404 (2006-02-01), Fukui et al.
patent: 1302258 (2001-07-01), None
patent: 2000-307164 (2000-11-01), None
patent: WO 99/45598 (1999-09-01), None

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