ALEXANDRIA, Va., July 3 -- United States Patent no. 12,343,746, issued on July 1.
"Cavity cleaning and coating system" was invented by Russell R. Gohl (Minot AFB, N.D.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A cavity cleaning and coating system for safely and efficiently cleaning and coating the interior of a cavity without requiring entry of any workers. The cavity cleaning and coating system generally includes a mount which is coupled with a movable arm of a vehicle. The mount includes an inner plate, which is coupled to the arm, and an outer plate. A shaft is coupled to the outer plate. The mount is adjustable independently of the arm of the vehicle, including outwardly, inwardly, and rotatably. A ...