US Patent Issued to Baker Hughes Oilfield Operations on May 27 for "Method for external winding of ESP motor using a split core stator" (Oklahoma Inventor)

ALEXANDRIA, Va., June 17 -- United States Patent no. 12,316,176, issued on May 27, was assigned to Baker Hughes Oilfield Operations LLC (Houston).

"Method for external winding of ESP motor using a split core stator" was invented by Yong Li (Owasso, Okla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods for manufacturing stators for electric submersible pumps, where a stator core having an inner portion and an outer portion is formed. The inner portion has a plurality of teeth and outward-facing slots. Magnet wire coils are formed on the inner portion by holding the inner portion in a stationary position and using a linearly movable robotic arm to position the magnet wire in each slot while ...