ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,465,930, issued on Nov. 11, was assigned to ZHONGSHAN QINGYI METAL PRODUCTS ENTERPRISE Co. LTD. (Zhongshan, China).
"Water spray gun having spray nozzle positioning structure" was invented by Tang Chieh Yu (Taichung, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A water spray gun having a spray nozzle positioning structure includes a gun body and a spray nozzle. The gun body has a water passage therein. The spray nozzle is rotatably connected to a front end of the gun body. A rear end face of the spray nozzle has a plurality of spaced recesses. A front end face of the gun body has an accommodating groove and an elastic member located in the acco...