ALEXANDRIA, Va., June 4 -- United States Patent no. 12,320,825, issued on June 3, was assigned to Rosemount Aerospace Inc. (Burnsville, Minn.).
"Probe blockage detection and removal" was invented by Andrew E. Sherman (Bradenton, Fla.), Brian B. Naslund (Chanhassen, Minn.) and William G. Kunik (Lakeville, Minn.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A system includes a body, a sensor, a pressurized fluid source, and a blockage detection module. The body defines a cavity open to an ambient environment at a port. The sensor communicates with the cavity to produce a signal representative of a fluid pressure within the cavity. The blockage detection module includes a pressure regulator and a valve dispose...