Pump and controller system and method
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United States of America Patent
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May 21, 2002
Grant Date -
N/A
app pub date -
Sep 24, 1998
filing date -
Sep 24, 1998
priority date (Note) -
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Abstract
A liquid pump and controller with separate pump activation and deactivation mechanisms that are both closed detector devices is provided. The pump activation mechanism includes a float device that activates a pump motor when water within a housing of the pump reaches a high water level. The pump deactivation mechanism includes a sensor that detects the load on the pump motor and deactivates it when the sensed load indicates that the water within the pump housing has reached a low water level.
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