Patents Assigned to Russel Bowen Systems Ltd.
  • Bending machines
    Patent number: 4012933
    Abstract: A bending machine having one or more bending units wherein a former device is movable to clamp a workpiece so that the workpiece can be bent by a bending arm and tool moved arcuately about the former device, and wherein the movement of the former device is reversible to free the bent workpiece from the bending unit.
    Type: Grant
    Filed: September 4, 1975
    Date of Patent: March 22, 1977
    Assignee: Russel Bowen Systems Ltd.
    Inventor: John Brian Porter