ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,451,758, issued on Oct. 21, was assigned to Schaeffler Technologies AG & Co. KG (Herzogenaurach, Germany).
"Bladed balancing disc" was invented by Rodrigo Bahena (Puebla, Mexico), David Arellano (Puebla, Mexico) and Jessica Sampieri (Puebla, Mexico).
According to the abstract* released by the U.S. Patent & Trademark Office: "A bladed balancing disc for an electric motor is disclosed. The bladed balancing disc includes a first disc, a second disc, a plurality of blades, and at least one disc aperture. The first disc includes a first flange extending from the first disc in an axial direction relative to a central axis of the first disc, and the second disc is axially offset from the fi...