Patents Assigned to Triengineering Company, Ltd.
  • Patent number: 5228190
    Abstract: A roller type hemming apparatus for hemming a workpiece having a peripheral bent portion includes a hem roller rotated under pressure along the bent portion of the workpiece, a hem roller support adapted for displaceably supporting the hem roller, and a robot hand adapted for shifting the hem roller through the hem roller support while pressing the hem roller on the bent portion of the workpiece.
    Type: Grant
    Filed: July 10, 1992
    Date of Patent: July 20, 1993
    Assignee: Triengineering Company, Ltd.
    Inventor: Masazumi Sawa