ALEXANDRIA, Va., June 5 -- United States Patent no. 12,276,159, issued on April 15, was assigned to Teh Yor Co. Ltd. (New Taipei, Taiwan).
"Window shade and actuating system thereof" was invented by Chien-Fong Huang (City of Industry, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "An actuating system for a window shade includes a rotary axle, a cord winding assembly and a limiting mechanism. The cord winding assembly is coupled to the rotary axle and is connected with a plurality of suspension cords, the rotary axle being rotatable to cause the cord winding assembly to wind and unwind the suspension cords for displacing a movable rail of a window shade. The limiting mechanism includes a latch coupled ...