ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,728,690, issued on Sept. 8.
"Shock absorber having quick release fastening device" was invented by Yi-Fan Chen (Taichung, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A shock absorber includes a threaded rod, a top positionally limiting seat and a bottom seat disposed at two ends of the threaded rod, a spring sleeved onto the threaded rod and abutted against the top positionally limiting seat, and a quick release fastening device including a threaded assembly and a quick release handle. The threaded assembly, which includes first and second threaded members detachably fastened to each other and screwed onto the threaded rod, is displaceable on ...