ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,494,334, issued on Dec. 9, was assigned to LS ELECTRIC Co. LTD. (Anyang-si, South Korea).
"Direct current relay" was invented by Jinhee Park (Anyang-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A direct current relay comprises a magnetism forming unit accommodated in a frame unit. The magnetism forming unit comprises a first magnet member and a second magnet member. A magnetism strengthening member is provided between the first and second magnet member. The magnetism strengthening member strengthens the magnetic field formed between the first and second magnet member. Therefore, the flow of the magnetic field formed inside an arc chambe...