ALEXANDRIA, Va., June 19 -- United States Patent no. 12,331,770, issued on June 17, was assigned to KOBELCO CONSTRUCTION MACHINERY Co. LTD. (Hiroshima, Japan).
"Structure unit" was invented by Daisuke Takaoka (Hyogo, Japan) and Yasuo Ichikawa (Hyogo, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "To reduce the number of places where dimension control regarding an attachment position of a coupling portion to a structure is required. A first coupling portion includes a first pin receiving portion into which a coupling pin can be inserted, and a load transmitting portion integrally provided with the first pin receiving portion. A second coupling portion includes a second pin receiving portion into which t...