ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,476,057, issued on Nov. 18, was assigned to ZHEJIANG JIECANG LINEAR MOTION TECHNOLOGY Co. LTD. (Shaoxing, China).
"Control apparatus for lifting mechanism" was invented by Miaojiang Ding (Shaoxing, China), Yanjun Tong (Shaoxing, China) and Shaoping Zhou (Shaoxing, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A control apparatus for a lifting mechanism, including: a mount box, a circuit board, and a toggle assembly, the circuit board including a lift switch which is elastically auto-reset and configured to control lifting, the toggle assembly being operable by pushing to close the lift switch. a limit portion is provided on each of two sidewalls ...