ALEXANDRIA, Va., July 16 -- United States Patent no. 12,359,733, issued on July 15, was assigned to Cameron International Corp. (Houston).
"Ball valve assembly" was invented by Diego Agosti (Voghera, Italy) and Federico Ricotti (Voghera, Italy).
According to the abstract* released by the U.S. Patent & Trademark Office: "A ball valve assembly includes a ball configured to rotate between an open position and a closed position. The ball valve assembly also includes an annular seat configured to engage the ball and a rotatable ring having a first engagement feature. In addition, the ball valve assembly includes a non-rotatable ring positioned adjacent to the rotatable ring. The ball valve assembly also includes a drive plate non-rotatably cou...