ALEXANDRIA, Va., July 30 -- United States Patent no. 12,370,848, issued on July 29.
"Coupling apparatus for towing" was invented by Jeremiah Nelson (Hull, Iowa).
According to the abstract* released by the U.S. Patent & Trademark Office: "An coupling apparatus for towing is provided which in some embodiments may be a ball hitch coupler configured to accept a ball hitch which is attached to a towing vehicle. The apparatus may include one or more projections that may be flat-topped with rounded corners and separated by valleys having a tapered profile. This configuration reduces and transfers stress away from the connection point of a mounting section, such as a removable tube which is then attached the towed vehicle. The apparatus may be si...