US Patent Issued to Pratt & Whitney Canada on April 14 for "Radially captured in situ balancing masses for aircraft powerplant" (Canadian Inventors)

ALEXANDRIA, Va., April 15 -- United States Patent no. 12,601,263, issued on April 14, was assigned to Pratt & Whitney Canada Corp. (Longueuil, Canada).

"Radially captured in situ balancing masses for aircraft powerplant" was invented by Tyler Richardson (Toronto) and Nathan Tomes (Hamilton, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "A rotating structure for an aircraft powerplant includes a balancing device and a bladed rotor. The balancing device is configured to rotationally balance the rotating structure about a rotational axis. The balancing device includes a housing and a plurality of balancing masses. The housing includes a first sidewall, a second sidewall, an outer endwall, an annular chan...