ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,545,116, issued on Feb. 10, was assigned to SCHUNK TRANSIT SYSTEMS GMBH (Nussdorf am Haunsberg, Austria).
"Current collector and method for operation" was invented by Alexander Pachler (Salzburg, Austria) and Dominik Pascal Arnold (Heltersberg, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method for operating a current collector on a roof of a rail vehicle for transferring energy thereto from a contact line of an overhead contact line, the current collector having a positioning device for moving a sliding piece relative to the contact line and pressing it against the contact line in a sliding contact position using a pressing force produced ...