ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,470,168, issued on Nov. 11, was assigned to OJJO INC. (San Rafael, Calif.).
"Truss foundations for frost-heave environments" was invented by Charles Almy (Berkeley, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A truss foundation for single-axis trackers that are installed in climates that experience significant frost heave. In some cases, truss legs are oriented plumb, to eliminate adfreeze moment on below-ground components in the frost zone. Different truss caps may be used depending on the type of single-axis tracker and/or tracker component is supported. In some cases, truss legs may curve just before entering the ground. In others, below-gr...