Article: U.S. Patents Awarded to Inventors in Wisconsin (Oct. 2)

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ALEXANDRIA, Va., Oct. 2 -- The following federal patents were awarded to inventors in Wisconsin.***Wisconsin Inventors Develop Floating Ring Seal ArrangementALEXANDRIA, Va., Oct. 2 -- Aleksander S. Roudnev of De Forest, Wis., and J. Kosmicki Randy of Edgerton, Wis., have developed a flexible floating ring seal arrangement of rotodynamic pumps. According to the abstract released by the U.S. Patent & Trademark Office: "A floating ring seal arrangement for rotodynamic pumps comprises a flexible ring that is structured to fit within a circular channel formed by generally concentric grooves in the rotating and non-rotating elements of the pump, the ring further being ...

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