ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,703,480, issued on Aug. 11, was assigned to BAE Systems PLC (London).
"Cavity acoustic tones suppression" was invented by Stephen John Spicer (Brough Yorkshire, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "A cavity system is provided. The cavity system (100-600) comprises: a cavity (2) and a spoiler (104-604); and the spoiler (104-604) having a front surface and a rear surface. The spoiler (104-604) is positioned in proximity to a leading edge (14) of the cavity (2), the leading edge (14) being relative to an actual or intended flow direction (3) of a fluid over the cavity (2). The spoiler (104-604) is arranged with its longitudinal axis...