ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,392,320, issued on Aug. 19.
"Vertical axis wind turbine generator" was invented by Kyung Hee Han (Yonginsi, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a vertical axis wind turbine generator in which a rotor blade (120) divided into a fixed blade (120a) and movable blades (120b, 120c and 120d) is connected to a rotor blade rotating shaft (110) provided to be vertical, so that backwind power of the rotor blade (120) is enhanced to the maximum, and headwind power is minimized to enable high-efficiency power generation."
The patent was filed on Nov. 22, 2023, under Application No. 18/517,373.
*For further i...