Flextensional transducer
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United States of America Patent
Stats
-
Nov 5, 2002
Grant Date -
Sep 26, 2002
app pub date -
Mar 21, 2001
filing date -
Mar 21, 2001
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A flextensional transducer adapted to eject droplets of a fluid includes a substrate having a fluid cavity defined therein, a flexible membrane portion supported by the substrate, and an actuator associated with the flexible membrane portion. The flexible membrane portion has spaced edges and an orifice defined therein which communicates with the fluid cavity. The actuator is adapted to deflect the flexible membrane portion to eject droplets of fluid through the orifice in response to an electrical signal applied to the actuator.
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