ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,473,895, issued on Nov. 18.
"Seesaw-type hydroelectric power generation device" was invented by Shih-Hsiung Chen (Tainan, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A seesaw-type hydroelectric power generation device is provided, including an elongated container (10), a hydroelectric turbine module (20), a pivot structure (30) below the elongated container (10), and a jacking structure (40) placed on both sides of the pivot structure (30). The elongated container (10) includes a first compartment (13) and a second compartment (14), and a water flow passage (15) connecting them. The hydroelectric turbine module (20) includes an impeller (22) a...