Micropump with liquid-absorptive polymer gel actuator
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United States of America Patent
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-
Aug 9, 1994
Issued Date -
N/A
app pub date -
Jul 20, 1993
filing date -
Sep 30, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A micropump comprises a pump body member for defining a tank chamber holding liquid, a liquid inlet portion, a liquid outlet portion for discharging the liquid medium in the tank chamber, a liquid outlet portion for discharging the liquid medium in the tank chamber, and an actuator for reducing a volume of the tank chamber. The actuator is formed of a liquid-absorptive polymer gel.
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