Patents Assigned to John K. Shin
  • Pad printing machine
    Patent number: 5921177
    Abstract: This invention is to improve cam structure that can maintain precise moving time between a printing plate and a printing pad in a pad printer. Cam disk moving horizontally during the printing process and other cam disk moving vertically along the printing pad were combined to the double side of one cam in this pad printer of the invention. Therefore, the structure was simplified and miniaturized.
    Type: Grant
    Filed: June 4, 1998
    Date of Patent: July 13, 1999
    Assignee: John K. Shin
    Inventor: Kyu Il Shin