US Patent Issued to DANA TM4 on July 28 for "Three piece coolant controlled rotor shaft" (Canadian Inventors)

ALEXANDRIA, Va., July 28 -- United States Patent no. 12,695,355, issued on July 28, was assigned to DANA TM4 INC. (Boucherville, Canada).

"Three piece coolant controlled rotor shaft" was invented by Sandesh Rathnavarma Hegde (Laval, Canada), Hubert Senez (Montreal), Alexandre Pare (Saint-Amable, Canada) and Carl Trudel (Boucherville, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems are provided for a rotor assembly for an electric machine. In one example, a system includes a rotor shaft assembly, comprising a shaft; a shaft end cap having two co-axial concentric tracks with a trough therebetween at a first end of the shaft end cap, where the shaft end cap is coupled to the shaft via two co-axial...