ALEXANDRIA, Va., April 15 -- United States Patent no. 12,601,407, issued on April 14.
"Non-circular body gate valve with skirt plate having spacers and method" was invented by Anand Kalimuthu (Houston).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention discloses a gate valve with an upper side and lower side relative the throughbore whereby the lower side is defined by a non-circular outer body. A circular body cavity is on the upper side and a rectangular body cavity is the lower side and a portion of the first side whereby the gate is operable to move up and down within the body cavities. A skirt assembly having spacers is used which is inserted over the gate to cover the gate opening when...