Patents Assigned to WearGuard Corporation
  • Two-part frame and pre-tensioning device therefor
    Patent number: 5355792
    Abstract: A two-part frame and a pre-tensioning device useful for installing a taut sheet of material within a frame are disclosed. These devices are useful for preparing silk screens used by the printing industry. Since the subject devices can automate the preparation of silk screens, lower production costs and improved quality result.
    Type: Grant
    Filed: May 21, 1992
    Date of Patent: October 18, 1994
    Assignee: WearGuard Corporation
    Inventors: George MacNaughton, Steven Forti, Dietmar Stapelfeld