Patents by Inventor Bill J. Naarding

Bill J. Naarding 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 and cleaning machine for fibrous material, especially cotton
    Patent number: 4025989
    Abstract: This disclosure relates to an opening and cleaning machine for fibrous material, including a plurality of rotatable beaters disposed within a housing, grating means adjacent to and beneath the beater units, guide plate meansgenerally adjacent to and above the beater units, first and second aperture means respectively adjacent first and last of the beater units through which fibrous material is respectively fed into and removed from the machine, and third aperture means in a top wall of the housing through which suction can be drawn to remove dust during the processing of the fibrous material.
    Type: Grant
    Filed: December 30, 1975
    Date of Patent: May 31, 1977
    Assignee: Hergeth KG Maschinenfabrik und Apparatebau
    Inventors: Bill J. Naarding, Herbert Hergeth