ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,543,853, issued on Feb. 10, was assigned to NAN JUEN INTERNATIONAL Co. LTD. (Taoyuan, Taiwan).
"Spring pressure device set and slide rail assembly using same" was invented by Wei-Liang Liao (Taoyuan, Taiwan) and Tzung-Ying Hsieh (Taoyuan, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A slide rail assembly includes a spring pressure device set including a base member with a stroke path and a step path, an elastic member, a slider and a control rod, and a slide rail including a first rail and a second rail with an activating member. The control rod moves on the stroke path and step path, allowing the slider to store elastic force through the stret...