ALEXANDRIA, Va., July 15 -- United States Patent no. 12,661,557, issued on June 23, was assigned to DONG GUAN WEALTH SPORTING GOODS Co. LTD. (Dongguan City, China).
"Easy-to-disassemble connector and sport training equipment" was invented by Jurgen Niko Johan Van Der Velde (Dongguan City, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "An easy-to-disassemble connector and sport training equipment has a first connecting assembly and a second connecting assembly that can be separated from or connected to each other. The first connecting assembly is connected to a rope, and the second connecting assembly is connected to a ball. The first connecting assembly has a first rotating-embedded unit, and the secon...