ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,497,994, issued on Dec. 16, was assigned to A&W Energy LLC (Fort Worth, Texas).
"Pump crosshead and connecting rod assemblies" was invented by John D. Morreale (Houston).
According to the abstract* released by the U.S. Patent & Trademark Office: "A pump power end includes an assembly comprising a crosshead, a connecting rod, and a joint. The joint may include a knuckle and a keeper. The connecting rod may include a forked end comprising two tines with a gap in the middle. The knuckle of the joint may be fixedly coupled to both tines. The crosshead may include a socket within which the knuckle of the joint is rotatably received. The keeper of the joint may include a body with a recess...