Patents by Inventor Melvin R. Belger

Melvin R. Belger 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 producing laminated material
    Patent number: 5227004
    Abstract: A method and apparatus is disclosed for laminating sheet material having a width together with at least one laminate web material having an adhesive coating on one side thereof. The laminating machine has upper and lower laminating rolls for producing therebetween a continuous laminated web comprising the sheet material and the web material fed between the laminating rolls. A laminate web material supply supplies material to the laminating rolls. Die cutting apparatus separates the continuous laminated web from the laminating rolls into individual laminated sheets, and an output area stacks the individual laminated sheets after they are separated. Apparatus is provided for pressing substantially the entire width of a marginal portion of a piece of sheet material to be laminated to the adhesive coating on the laminate web material.
    Type: Grant
    Filed: March 15, 1991
    Date of Patent: July 13, 1993
    Assignee: Graphic Technology Systems, Inc.
    Inventor: Melvin R. Belger