ALEXANDRIA, Va., March 31 -- United States Patent no. 12,590,781, issued on March 31.
"Preloaded disposable cylinder system for revolver" was invented by Luther E. Brown (Ooltewah, Tenn.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A preloaded disposable cylinder system for revolvers comprising a disposable cylindrical body, which is preferably 3D printed with chambers preloaded with propellant, primer, and projectile components without cartridge cases. The system includes boss pads and tapered cylinder end guideways for precise alignment, a spring-loaded center pin mechanism for secure retention, and eliminates traditional crane mechanisms and extractors. The design provides faster reload times than conve...