ALEXANDRIA, Va., March 19 -- United States Patent no. 12,253,427, issued on March 18, was assigned to Hunter Engineering Co. (St. Louis).

"Wheel balancer force transfer rod and transducer assembly" was invented by Nathan Brower (Lake St. Louis, Mo.) and William J. Nelgner (St. Charles, Mo.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A vehicle wheel imbalance measurement system having a rotationally driven spindle for receiving a vehicle wheel assembly, a motor drive for rotating the spindle and wheel assembly about an axis of rotation, and a set of force transducers for measuring imbalance forces generated by the rotating wheel assembly, and in particular, to a structure within the vehicle wheel imbalance...