ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,560,106, issued on Feb. 24, was assigned to Nuovo Pignone Tecnologie-S.R.L. (Florence, Italy).
"Balanced grid valve for steam extraction" was invented by Vanessa Mariotti (Florence, Italy).
According to the abstract* released by the U.S. Patent & Trademark Office: "A balanced grid valve for steam extraction from a multi-stage steam turbine comprising a first balancing chamber and a second balancing chamber which are configured to receive steam at high pressure through at least one duct. The balancing chambers are preferably in the form of annular grooves and are arranged at two different radial distances from the axis of the valve in order to reduce mechanical distortion of the valve...