ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,486,859, issued on Dec. 2, was assigned to Shanghai Flextail Technology Co. Ltd (Shanghai).
"Air pump cover and air pump" was invented by Tao Li (Shanghai).
According to the abstract* released by the U.S. Patent & Trademark Office: "The application discloses an air pump upper cover and an air pump. The air pump upper cover comprises a main body and a magnetic element arranged in the main body. The main body comprises a first cover body and a second cover body. The second cover body extends towards the first cover body to form an annular boss. An avoidance hole is formed in the first cover body at the area corresponding to the annular boss and a gap is formed between the avoidance hole...