ALEXANDRIA, Va., June 2 -- United States Patent no. 12,643,456, issued on June 2.
"Trailer or lift with boat centering provisions" was invented by Steve O. Crooker (Oakland, Ark.) and Chan T. Crooker (Mtn. Home, Ark.).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to boat trailers and boat lifts and, more particularly, to centering provisions for assisting guidance and centering of the boat when being re-loaded onto the trailer or parked in a boat slip. The centering provisions include laterally opposed centering constrictors that transition from an OPEN state defining a passageway width allowing free passage of the boat during launching and loading operations, and, a CONSTRICTION state ...