Patents by Inventor Bruno Eigenwald

Bruno Eigenwald 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).

  • Patent number: 4155512
    Abstract: A bobbin holder, particularly in thread winding machines, comprises an elated support operative for replaceably receiving a set of separate bobbins. The bobbins are subject to axial withdrawal from the support upon winding onto the bobbins of a predetermined amount of thread. The holder is further provided with an element for cutting the thread when a bobbin is filled. This element is mounted on the support for movement relative to the latter between a rest position and a working position in which it is operable to cut the thread.
    Type: Grant
    Filed: July 7, 1978
    Date of Patent: May 22, 1979
    Assignee: Neumuenstersche Maschinen- und Apparatebau Gesellschaft mbH
    Inventors: Ernst Bauch, Bruno Eigenwald, Kurt Eschke