ALEXANDRIA, Va., June 2 -- United States Patent no. 12,644,522, issued on June 2, was assigned to ACTUATION LAB LTD (Bristol, Great Britain).
"Valve for obturating a pipe" was invented by Michael Patrick Maher Dicker (Bristol, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention provides a valve (1) for obturating a pipe (2), having: a central axis X, a body (10) having an inlet (12) and an outlet (14), defining an aperture (18), a plurality of obturating portions (30) for obturating said aperture (18), a valve mechanism (70), the plurality of obturating portions (30), moveable from a first closed position (8) to a second open position (9), a valve seat (20), a plurality of firs...