Patents by Inventor Karlheinz Merz

Karlheinz Merz 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 separating waste material contained in a heap
    Patent number: 4267037
    Abstract: An apparatus and method for separating waste material contained in a heap in at least one separating zone, the heap largely comprising particles of the same shape, size and density, from which the waste particles differ. It also relates to apparatus for performing the method. The heap is fed onto an inclined conveying surface where it is vibrated and the waste particles are removed upwards and the remaining particles downwards, the vibrations being initiated at an angle to the horizontal which is larger than the inclined position of the conveying surface.
    Type: Grant
    Filed: December 14, 1979
    Date of Patent: May 12, 1981
    Assignee: Karl Merz Maschinenfabrik
    Inventors: Karlheinz Merz, Roland Ulrich