Patents Examined by Kenneth Domberg
  • Single valve dispensing balance
    Patent number: 5667108
    Abstract: An apparatus for dosing volumes and/or weights of a free-flowing product contains a shaft formed by four fixed walls. At the lower end of the shaft is provided a rotary flap or valve, which can be closed and opened by a motor drive. Rotation takes place about an axis located in the vicinity of the rear wall of the shaft. The rotary valve can be opened to randomly selectable opening positions and fixed there.
    Type: Grant
    Filed: April 13, 1995
    Date of Patent: September 16, 1997
    Assignee: OPTIMA-Maschinenfabrik Dr. Buhler GmbH & Co.
    Inventors: Thomas Braun, Werner Gwinner