ALEXANDRIA, Va., July 14 -- United States Patent no. 12,680,678, issued on July 14, was assigned to Lucifer Lighting Co. (San Antonio).
"Apparatus, method, and system for providing a continuous spring force on a horizontally and vertically movable device" was invented by Peter K. Nelson (New Braunfels, Texas) and Brian Beck (Spring Branch, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "A light fixture assembly includes a carriage having a first side wall having a first opening therethrough, and a second side wall disposed opposite and spaced from the first side wall. A light assembly disposed at least partially within and coupled to the first side wall of the carriage. A spring is fixedly coupled to th...