ALEXANDRIA, Va., June 5 -- United States Patent no. 12,275,525, issued on April 15, was assigned to SIERRA NEVADA Corp. (Sparks, Nev.).
"Net edge composite core splices for aircraft wing" was invented by James Donn Hethcock Jr. (Colleyville, Texas), Raymond Lester Humphries (Colleyville, Texas) and Matthew Barclay (Colleyville, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "Methods and related structures to splice two sizes of cores in a manner to directly interface the facets of the cells and avoid the common practice of using fillers, casting materials, and expanding adhesives is useful to optimize the specific strength of the design and minimize the weight while maximizing the load carrying capabili...