Patents by Inventor Guillaume Van Dun

Guillaume Van Dun 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).

  • Apparatus for adjusting the lip opening of an extrusion die
    Patent number: RE38056
    Abstract: Method of adjusting the lip opening of an extrusion die for stratiform material, with the characteristic that it consists in the combination of, on the one side, the control of the heating of bar shaped elements (9) which act upon at least one of the lips (6-7) of the lip opening (5), in function of the thickness of the formed material, and on the other hand, the common cooling of several bar shaped elements (9) by forcing a cooling medium along these elements (9).
    Type: Grant
    Filed: June 23, 1998
    Date of Patent: April 1, 2003
    Assignee: Constructiewerkhuizen G. Verbruggen
    Inventor: Guillaume Van Dun