ALEXANDRIA, Va., July 9 -- United States Patent no. 12,352,167, issued on July 8, was assigned to BluCor Contracting Inc. (Queen Creek, Ariz.).
"Method of and system for in-situ creation of concrete arches" was invented by Gordon Antoine Bluth (Mesa, Ariz.), Dustin Bluth (Mesa, Ariz.), Lynden Bluth (Mesa, Ariz.), Tyler Bluth (Mesa, Ariz.) and Colton Bluth (Queen Creek, Ariz.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method and structure for forming an elongated concrete arch involving a concrete sled to form a concrete tunnel extending behind the sled as the sled is moved forward. A series of arched forms are placed on the ground within the footprint of the sled, the sled is advanced forward over the ...