ALEXANDRIA, Va., March 19 -- United States Patent no. 12,253,125, issued on March 18, was assigned to TECHTRONIC CORDLESS GP (Anderson, S.C.).

"Centrifugal clutch mechanisms" was invented by David Baker (Easley, S.C.) and Frank Peters (Easley, S.C.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Centrifugal clutch mechanisms, and transmissions and lawnmowers having centrifugal clutch mechanisms are provided. A centrifugal clutch mechanism includes a clutch bell comprising an annular wall and a circular ring extending away from the annular wall to define an internal cavity, wherein the circular ring comprises an inward facing surface defining a drive surface. The centrifugal clutch mechanism also includes a pl...