ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,546,404, issued on Feb. 10, was assigned to Illinois Tool Works Inc. (Glenview, Ill.).
"Multi-passage valve" was invented by Yue Ma (Shanghai).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides a multi-passage valve including a housing, a valve element, and a sealing element. The valve element is rotatably disposed inside the housing around an axis, and has at least two regions on an outer side thereof. The regions are arranged in a direction of rotation of the valve element, and each extends in an axial direction of the valve element and has a plurality of connecting passages. The sealing element extends by a distance around ...