ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,453,874, issued on Oct. 28, was assigned to TRACTEL GREIFZUG GMBH (Bergisch Gladbach, Germany).
"Fall arrest device" was invented by Thorsten Akguen (Bergisch Gladbach, Germany), Andreas Jebing (Kuerten, Germany), Thomas Rottlaender (Overath, Germany), Klaus-Dieter Ott (Kuerten, Germany) and Alexander Steinhauer (Neunkirchen-Seelscheid, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A fall arrest device for blocking a rope when a relative speed between the rope and the device reaches a threshold value comprises a blocking mechanism for blocking the rope, and a trigger mechanism configured for triggering an activation lever of the blocking mechan...