ALEXANDRIA, Va., June 17 -- United States Patent no. 12,312,220, issued on May 27, was assigned to Kobelco Construction Machinery Co. Ltd. (Hiroshima, Japan).
"Work machine collision safety controls and warnings" was invented by Yoshio Sasaoka (Tokyo) and Tomofumi Okada (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention provides a work machine in which load shaking of a crane in emergency can be prevented. In the work machine, a turning body is disposed to be turnable relative to a base body. The work machine includes a drive control unit which controls a turning operation of the turning body, and a detection unit which detects an obstacle present around the turning body. The drive c...