ALEXANDRIA, Va., June 17 -- United States Patent no. 12,311,610, issued on May 27, was assigned to HERRMANN ULTRASCHALLTECHNIK GMBH & Co. KG (Karlsbad, Germany).
"Method for operating an ultrasonic welding machine" was invented by Micha Augenstein (Malsch, Germany) and Sven Roessler (Malsch, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a method for operating an ultrasonic welding machine. During a welding process, a flat material is continuously moved through a gap formed between a sonotrode (1), which is vibrated at an ultrasonic frequency with a welding amplitude, and an anvil (2) at a welding speed while a welding force is exerted onto the flat material by the anvil (2) ...