ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,456,837, issued on Oct. 28.
"Magnetic suction head" was invented by Wenyong Yue (Guangdong, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A magnetic suction head includes a connecting wire, both ends of the connecting wire are provided with connecting heads, and two sets of the connecting heads are fixedly connected with the connecting wire through insulating layers respectively. Outer walls of two sets of the insulating layers are provided with magnetic sleeves, and the outer walls of the two sets of the insulating layers are magnetically suctioned together. By setting the magnetic sleeves at the two sets of the connecting heads, and the magneti...