ALEXANDRIA, Va., April 15 -- United States Patent no. 12,600,495, issued on April 14.
"Cleaning apparatus for rotor blades" was invented by Christian Stephan Berner (Weil am Rhein, Germany) and Giuseppe Maisano (Weil am Rhein, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A device having an opening with an edge, whereby on at least one side region of this edge, at least one cleaning element is located, and a support element for limiting the rotation of the opening about a rotation axis and for absorbing compressive forces is arranged on an opposite further side region, and wherein the opening is arranged in a frame which is tiltably connected to a holder via a joint providing the axis of rotation, s...