Patents by Inventor Beat Bühler

Beat Bühler 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).

  • Device for Grinding of Card Clothings
    Patent number: 6431969
    Abstract: A grinding device for the flats of a card comprises elastically bendable elements which enter between the card clothing points, brush across the lateral surface of the points and thus grind them, whereat the material that has been ground off is removed by a suction means. The grinding device may be portable so as to be used on different card machines. A control system may be provided to engage and operate the device in an interrmitten manner.
    Type: Grant
    Filed: May 19, 2000
    Date of Patent: August 13, 2002
    Assignee: Maschinenfabrik Rieter AG
    Inventors: Christian Sauter, Beat Bühler