ALEXANDRIA, Va., July 14 -- United States Patent no. 12,684,285, issued on July 14, was assigned to Robotham Creative Inc. (Scituate, Mass.).
"Loudspeaker cabinet incorporating curved vents" was invented by Thomas Robotham (Scituate, Mass.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A loudspeaker cabinet designed for bass guitar amplification and performance, with long and curved, side-ported vents that reproduce and distribute low frequencies at up to 6 db greater loudness to the sides, where fellow musicians will commonly perform on stage. The vents also function as cross-bracing to stiffen the cabinet for better low frequency response. The vents tune the cabinet to the lowest possible frequency that wi...