Patents by Inventor E. W. Rowland-Hill

E. W. Rowland-Hill 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).

  • Infeed geometry
    Patent number: 4291709
    Abstract: In an axial flow combine having at least one axially arranged threshing and separating unit which includes elements arranged for coaction together to thresh and separate crop material and feeding means forwardly thereof there is provided an improved feed ramp which forms a crop thinning chamber to facilitate imparting radial movement to the crop material as it is fed into the threshing rotor.
    Type: Grant
    Filed: July 2, 1980
    Date of Patent: September 29, 1981
    Assignee: Sperry Corporation
    Inventors: Steven J. Weber, E. W. Rowland-Hill