Patents Assigned to Mac Machine & Metal Works Inc.
  • Orbital motion welding head
    Patent number: 4047656
    Abstract: Disclosed is a welding head, for metallic arc inert gas (MIG) welding, which is to be moved by an external guidance system over a work surface. The head has an eccentric spindle, carrying the welding wire, which is rotated by its own electric motor to move the spindle in a circular or orbital path as the head is moved by the external guidance system over the work surface.
    Type: Grant
    Filed: March 3, 1976
    Date of Patent: September 13, 1977
    Assignee: Mac Machine & Metal Works Inc.
    Inventor: Paul W. McCombs