ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,503,229, issued on Dec. 23, was assigned to Textron Innovations Inc. (Providence, R.I.).

"Internal rotating fast-rope system and method" was invented by Craig Cillessen (Dallas), Marco Bayerlein (Munich), Ansgar Hannes Baisch (Wain, Germany) and Ralf Kassner (Bielefeld, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A fast-rope system for use with a rotary aircraft includes a tubular housing attached to an interior portion of a cabin and adjacent to an upper portion of an exit door opening of the rotary aircraft and a fast-rope frame structure rotatably coupled to the tubular housing. The fast-rope frame structure includes a cylindrical pipe con...