ALEXANDRIA, Va., March 19 -- United States Patent no. 12,251,655, issued on March 18, was assigned to Briggs & Stratton LLC (Wauwatosa, Wis.).
"Cyclonic air filter assembly for an engine" was invented by Steven G. Gleixner (Brookfield, Wis.) and Robert Johnson (New Berlin, Wis.).
According to the abstract* released by the U.S. Patent & Trademark Office: "An air filter assembly includes a housing having an interior surface that defines an interior volume, a filter element positioned within the interior volume and having a filter media, an air intake formed in the housing, a debris outlet formed in the housing, a filtered air outlet formed in the housing, and a plurality of ribs. The filter element is spaced from the interior surface so tha...