Patents by Inventor Erik Bach Kyvsgaard

Erik Bach Kyvsgaard 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).

  • Flexible tube pump
    Patent number: 3955902
    Abstract: Pump with a housing comprising an internal surface and a rotor with two opposite rollers compressing a flexible tube between the rollers and the internal surface, the internal surface being part of a cone and the rollers being truncated cones in order to provide adjustment means for the compression of the tube and to provide regulating means for the pump capacity independently of the rotational speed of the rotor.
    Type: Grant
    Filed: May 28, 1974
    Date of Patent: May 11, 1976
    Inventor: Erik Bach Kyvsgaard