Pulse activated actuator pump system
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United States of America Patent
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May 26, 2015
Grant Date -
Jun 12, 2014
app pub date -
Nov 4, 2013
filing date -
Feb 24, 2003
priority date (Note) -
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Abstract
A pump system containing no external parts or valves is provided. The pump system is characterized by a common type of actuating mechanism and incorporates reversibly expanding actuators, preferably electroactive actuators. Fluid is caused to move at a selected flow rate and direction by sequentially activating contiguous actuators located inside the pump. The pump may be used to pump a variety of fluids and may be used in various industrial, commercial, medical, aeronautical, or military applications.
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