ALEXANDRIA, Va., June 16 -- United States Patent no. 12,305,755, issued on May 20.
"Float valve assembly for fluid container" was invented by Joseph F. Foreman (Troy, Mo.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A container for exchanging fluids in a vehicle using a pressurized air service or a vacuum service has a tank for holding a new fluid that is used to replace the old fluid that is in the vehicle. The container has a cap at the tank's top end, and an outlet port extends through the cap. A process tube connects to the outlet port at its proximal end, and a float valve assembly with a ball float connects to the process tube's distal end. The float valve assembly's base is positioned at the bottom ...