Patents by Inventor Stefan Feiks

Stefan Feiks 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).

  • Opening roller for removing material from fiber bales
    Patent number: 4662031
    Abstract: An opening roller for removing tufts from fiber bales includes a cylindrical core adapted to be supported for rapid rotation and annular toothed discs affixed peripherally to the cylindrical core. The toothed discs which have teeth adapted to penetrate into the fiber bales upon rotation of the cylindrical core are arranged to have a helical course.
    Type: Grant
    Filed: February 10, 1986
    Date of Patent: May 5, 1987
    Assignee: Trutzschler GmbH & Co. KG
    Inventors: Stefan Feiks, Josef Temburg