ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,552,638, issued on Feb. 17, was assigned to MITSUBISHI ELECTRIC Corp. (Tokyo).
"Elevating body derailment detection device" was invented by Yoshimasa Koba (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "An elevating body derailment detection device includes a wire, a suspension member, a detection circuit, an arm, and a detection unit. The wire is arranged in parallel with an elevating direction. The suspension member is provided at one end of the wire, and is provided with the first conductive part. The detection circuit includes second conductive parts to be electrically connected to the first conductive part. In the detection circuit, a current...