ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,728,677, issued on Sept. 8, was assigned to Guangzhou Xiangwei Automotive Equipment Co. LTD (Guangzhou, China).
"Air valve of tire bead seater" was invented by Junsheng Jiang (Leiyang, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure discloses an air valve for a tire bead seater solves a problem that an inner piston in the air valve is prone to be difficult in moving upwards or downwards due to a thermal expansion and contraction of the piston and has a poor sealing performance when using a tire bead seater, and it is difficult to replace a barrel of the air valve with barrels in other different shapes to satisfy different inf...