Article: Wisconsin, Arizona Inventors Develop Drain Pump Assembly

ALEXANDRIA, Va., Jan. 25 -- Sheldon Carr of West Bend, Wis., Larry Hansen of Green Bay, Wis., and Gary S. Jouas of Peoria, Ariz., have developed a drain pump assembly for use with an evaporative cooler with a water reservoir and a circulating pump.

According to the U.S. Patent & Trademark Office: "The drain pump assembly includes a drain pump operative to pump accumulated water from the reservoir when the drain pump is turned on and a controller. The controller is operative to turn on the drain pump automatically after the circulating pump has operated for a predetermined circulate time period and also is operative to turn on the drain pump in response to actuation of a manual drain ...

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