Patents by Inventor Sung-Bu Park

Sung-Bu Park has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Clamping device of machine tool
    Patent number: 5836574
    Abstract: In a clamping device of a machine tool, a washer member moves slidingly on a pair of bodies along the longitudinal groove and further advances toward a fastening bolt. A fastening nut is assembled to the fastening bolt to clamp the workpiece. Moreover, a lower surface of the other end of clamping member is supported by the sloped portion of a height adjustment member.
    Type: Grant
    Filed: April 2, 1997
    Date of Patent: November 17, 1998
    Inventor: Sung-Bu Park