ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,503,222, issued on Dec. 23.
"Apparatus and method of preventing ground resonance of aircraft" was invented by Choung Hyoung Kim (Anyang-Si, South Korea), Jung Hyun Lee (Gunpo-Si, South Korea) and Eu Gene Hwang (Seongnam-Si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus and method of preventing ground resonance of an aircraft, in which ground resonance may be prevented by detecting vibrations caused by rotation of a rotor in the aircraft and adjusting stiffness and damping performance of a landing gear, are provided. The apparatus for preventing ground resonance of an aircraft includes a at least one sensor for monitoring rollin...