ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,554,223, issued on Feb. 17, was assigned to GOERTEK INC. (Weifang, China).
"Rotary key force unloading mechanism, and electronic device" was invented by Haode Jiang (Shandong, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments of the present disclosure disclose a rotary key force unloading mechanism, and an electronic device. The rotary key force unloading mechanism includes a key, a bourdon tube, and a cover cap; the cover cap is axially movable relative to the bourdon tube, and the cover cap and the bourdon tube are connected by an axially retractable elastic member; a stem portion of the key passes through the bourdon tube and the cover...