ALEXANDRIA, Va., March 24 -- United States Patent no. 12,583,029, issued on March 24, was assigned to Newfrey LLC (New Britain, Conn.).

"Corner head structure, a riveting tool with the corner head structure" was invented by Masahito Ozawa (Toyohashi, Japan) and Tohru Nagayama (Toyohashi, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A corner head includes a driving body, a driven body, a bell crank, and a support pin. The driving body and the driven body both include a guiding portion. The bell crank includes first and second guided portions and is rotatable about the support pin. The guided portions are slidable within the respective guiding portions of the driving body and the driven body. When the ...