Patents by Inventor Wayne H. Bruce

Wayne H. Bruce 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).

  • Method and apparatus for folding printed/coated sheet material
    Patent number: 5088973
    Abstract: A method and apparatus for use with folding machines of the type having a score roll for scoring sheet material which has been coated and/or printed with ink and the like. The method includes, and the apparatus provides for, heating the score roll to a sufficiently high temperature (generally 150.degree.-400.degree. F.) for softening or otherwise tempering the coating material and/or ink for precluding, or minimizing, unsightly damage resulting from cracking of the coating during scoring and creasing, bending or folding of the sheet material along the score line.
    Type: Grant
    Filed: October 23, 1989
    Date of Patent: February 18, 1992
    Assignee: Wayne H. Bruce
    Inventors: Wayne H. Bruce, Howard A. Lewis, James R. Smith