ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,496,596, issued on Dec. 16, was assigned to ETL LLC (Sparks, Nev.).
"Vortex venturi water spraying assembly" was invented by David Hofman (Reno, Nev.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A water spraying assembly is provided which includes a fluid conduit, a vortex chamber, an intermediate chamber, and a nozzle chamber. The intermediate chamber has a constricted section which increases the velocity of water that passes through the nozzle chamber. Further, the nozzle has one or more holes which project through the nozzle chamber's sidewall where the intermediate chamber enters into the nozzle chamber. The vortex chamber is positioned between th...