ALEXANDRIA, Va., March 31 -- United States Patent no. 12,589,640, issued on March 31.
"Locking device for tonneau cover" was invented by Junling Bao (Shanghai).
According to the abstract* released by the U.S. Patent & Trademark Office: "A locking device for a tonneau cover is provided. The locking device includes a handle, a transverse shaft rotatably mounted on the handle, a screw rod threadedly connected to the transverse shaft, and a locking portion sleeved on the screw rod. The handle is provided with a notch for swing arrangement of the screw rod, a ratchet through which the transverse shaft extends and a release button movably connected to the handle are mounted in the notch, and a toothed portion on the ratchet is engaged with at l...