Printhead having a thin pre-fired piezoelectric layer
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United States of America Patent
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May 30, 2006
Grant Date -
Jan 8, 2004
app pub date -
Jul 3, 2002
filing date -
Jul 3, 2002
priority date (Note) -
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status (Latency Note)
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Abstract
Ink jet printheads and printhead components are described. One printhead includes a flow path and a piezoelectric actuator. The flow path includes a pumping region and the piezoelectric actuator is associated with the pumping region. The actuator has a pre-fired piezoelectric layer with a thickness of about 50 microns or less. A bonding layer fixes the pre-fired piezoelectric layer relative to the flow path.
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