ALEXANDRIA, Va., April 9 -- United States Patent no. 12,270,448, issued on April 8, was assigned to Neapco Intellectual Property Holdings LLC (Farmington Hills, Mich.).
"Propeller shaft damper with retention lip" was invented by Niladri S. Das (Northville, Mich.), Robert J. Wehner (Livonia, Mich.) and James B. White (Windsor, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "A propeller shaft assembly includes a propeller shaft extending along an axis between a first and second shaft end. A propeller shaft yoke is operably connected to one of the first or second shaft ends and includes a body presenting a mounting surface extending circumferentially about the axis. A tuned damper extends radially outward...