ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,389,992, issued on Aug. 19.
"Angle adjuster for adjusting umbrella shaft" was invented by Zhaolong Wu (Jiangmen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The disclosure provides an angle adjuster for adjusting an umbrella shaft, the angle adjuster including a first connector, a second connector, and a locking assembly, where the first connector has one end configured to be connected to one section of an external umbrella shaft, the second connector has one end rotatably connected to the other end of the first connector, and the other end configured to be connected to the other section of the external umbrella shaft, and the locking assembly ...