ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,467,313, issued on Nov. 11, was assigned to Teh Yor Co. Ltd. (New Taipei, Taiwan).
"Window shade and actuating system thereof" was invented by Chung-Chen Huang (New Taipei, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An actuating system for a window shade includes a transmission axle rotatable about a longitudinal axis thereof, a braking spring having an engaged state adapted to prevent rotation of the transmission axle and a release state allowing rotation of the transmission axle, and a brake actuating mechanism that is connected to the braking spring and includes a switching actuator and a position selector. The position selector has a firs...