ALEXANDRIA, Va., Oct. 6 -- United States Patent no. 12,752,878, issued on Oct. 6.
"Electric scooter rear swing arm structure" was invented by Daimler Chu (New Taipei City, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A rear swing arm structure for an electric scooter includes a pedal rear portion, a telescopic shock-absorbing unit, two swing arm units, and connecting rods. The swing arm unit is pivotally connected to the pedal rear portion, with the first connecting rod linking the telescopic shock absorber and the second connecting rod connecting the swing arm unit and the first rod. When the rear wheel encounters vibration, the swing distance of the first connecting rod adjusts to match the rear w...