Patents Assigned to UMA Corporation
  • Chuck assembly
    Patent number: 4616538
    Abstract: An improved chuck assembly for a lathe comprises a housing member serving as a base, first holding means movably connected to the base for selectively radially gripping the side surface of a workpiece, and second holding means connected to the base for axially engaging an end surface of such workpiece. The second holding means is located generally centrally of the first holding means, the first holding means being movable both radially and longitudinally to clear the end of the workpiece without removal of the chuck.
    Type: Grant
    Filed: April 27, 1984
    Date of Patent: October 14, 1986
    Assignee: UMA Corporation
    Inventor: Norbert Hessbruggen