ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,559,923, issued on Feb. 24, was assigned to GREATNESS SANITARY INDUSTRIAL Co. LTD. (Changhua County, Taiwan).
"Connection structure of ball valve of control valve for draining water out of water sink" was invented by Min-Chih Chung (Changhua County, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A connection structure of a ball valve of a control valve for draining water out of a water sink contains: a body, a filtration cap, the ball valve, a handle bar, and a positioning ring. The body includes a first connecting portion configured to connect with the filtration cap, a second connecting portion configured to accommodate the ball valve, a coupli...