ALEXANDRIA, Va., June 12 -- United States Patent no. 12,298,262, issued on May 13.
"Device for closing the input opening in the sample chamber in an x-ray fluorescence spectrometer" was invented by Wolfgang Gehrlein (Ruelzheim, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A closure device for the gas-tight closing of the input opening of a sample chamber of an x-ray analysis apparatus includes a slider having a closure plate and a carriage that is configured to be displaced in a lateral movement over the input opening on a linear guide arranged on a baseplate connected fixedly to the sample chamber. The closure plate is connected in an articulated manner to the carriage via deflecting elements that...