US Patent Issued to RTX on Aug. 12 for "Bearing scavenge pump incorporated into turbine disk cover plate" (Arizona Inventor)

ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,385,435, issued on Aug. 12, was assigned to RTX Corp. (Farmington, Conn.).

"Bearing scavenge pump incorporated into turbine disk cover plate" was invented by Paul R. Hanrahan (Sedona, Ariz.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A bearing scavenge pump incorporated into a disk cover plate including a rotor disk having a rear surface and an axis; the disk cover plate attached to the rotor disk, the disk cover plate including fins extending into a gap formed between a rear surface of the rotor disk and the disk cover plate, the disk cover plate including anti-vortex features located axially distal from the fins relative to the axis; an inverted be...