ALEXANDRIA, Va., May 5 -- United States Patent no. 12,618,200, issued on May 5, was assigned to Hurlimann Railtec AG (Illnau, Switzerland).
"Apparatus and method for applying single-component or multi-component adhesive to a ballast bed and use" was invented by Adrian Hurlimann (Illnau, Switzerland).
According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus for applying a single-component or multi-component adhesive to a ballast bed of a stretch of rails in a rail path, includes a container for the adhesive and elements for conveying the adhesive for application are mounted on a supply vehicle which can be driven on, or adjacent to, the rail path. The adhesive is guided from the supply vehicle with a hose ha...