ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,540,680, issued on Feb. 3.
"Fluid control valve and ball holder" was invented by Yi-Jhih Bai (Taichung, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A fluid control valve includes a valve body having first and second air passages. A first valve air passage is defined between the first air passage and the second air passage. An annular blocking portion is located between the second air passage and the first valve air passage. A second valve air passage is defined through the annular blocking portion and communicates with the first valve air passage. A magnetic ball is movably located in the first valve air passage. A ball holder has a mounting po...