Patents Assigned to D.I.S. Versand Service GmbH
  • Patent number: 4923556
    Abstract: A laminating device for producing identification cards includes a press for glueing a number of foil sheets together; the press includes a lower press and an upper press. Each press is provided with a heating element, which is formed as a heating resistance element, and an insulation layer which is placed between the heating element and a metallic block which forms a portion of each press, to which a pressing force is applied. Each metallic block is cooled in cooperation with the insulation layer so that its temperature during the glueing and cooling process remains constant.
    Type: Grant
    Filed: July 14, 1988
    Date of Patent: May 8, 1990
    Assignee: D.I.S. Versand Service GmbH
    Inventors: Johannes Kettelhoit, Hans W. Kunne, Erhard Schroder
  • Patent number: 4790901
    Abstract: A laminating device for producing identification cards includes a press for glueing a number of foil sheets together; the press includes a lower press and an upper press. Each press is provided with a heating element, which is formed as a heating resistance element, and an insulation layer which is placed between the heating element and a metallic block which forms a portion of each press, to which a pressing force is applied. Each metallic block is cooled in cooperation with the insulation layer so that its temperature during the glueing and cooling process remains constant.
    Type: Grant
    Filed: February 3, 1988
    Date of Patent: December 13, 1988
    Assignee: D.I.S. Versand Service GmbH
    Inventors: Johannes Kettelhoit, Hans W. Kunne, Erhard Schroder