ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,431,309, issued on Sept. 30, was assigned to LS ELECTRIC Co. LTD. (Anyang-si, South Korea).
"Electromagnetic contactor" was invented by Kyeonghun Jang (Anyang-si, South Korea), Minseok Kim (Anyang-si, South Korea) and Deokyong Yun (Anyang-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to a frame of an electromagnetic contactor, and more specifically, to an electromagnetic contactor having excellent coupling force between an arc box and a frame. The electromagnetic contactor, comprises: a lower frame; an upper frame coupled to the upper portion of the lower frame; and an arc cover coupled to the upper porti...