US Patent 11555317 Moment connection component clamping tool

A collar flange assembly clamping tool is disclosed, including an axle having a long axis, and a pair of arms mounted on the axle. At least one of the arms is slideable along the long axis. Each arm includes a primary axis perpendicular to the long axis of the axle, a proximal end portion, and a distal end portion with a tab. The proximal end portion includes a clamping device that moves in a direction perpendicular to the primary axis of the arm and the long axis of the axle.