ALEXANDRIA, Va., Oct. 27 -- United States Patent no. 12,774,545, issued on Oct. 27, was assigned to LEAD FILTRATION MATERIAL TECHNOLOGY (SUZHOU) Co. LTD. (Suzhou, China).

"Non-contact setting machine for heat setting of spiral mesh, and setting method" was invented by Yang Wang (Suzhou City, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A non-contact setting machine for heat setting of a spiral mesh, and a setting method includes a conveying mechanism for driving a spiral mesh to rotate, a heating mechanism for defining a heating area for the spiral mesh to pass through, and a first visual collector and a second visual collector located on inlet and outlet sides of the heating mechanism. A control dev...