Patents by Inventor Russell W. Ford

Russell W. Ford 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).

  • Calibrated pitch change link
    Patent number: 5026254
    Abstract: A calibration device for a pitch change link (10) for a helicopter rotor grip where the link (10) includes a bearing (12) and includes a plurality of sequential reference numbers (22) equally spaced apart and concentrically disposed around the link (10). An indexing device (30) is mounted to the bearing (12) and is disposed adjacent to the plurality of sequential reference numbers (22) for locating one of the plurality of reference numbers (22) representing the length of the link (10). The indexing device (30) includes a window (40) which indexes one of the plurality of reference numbers (22) as the link (10) rotates.
    Type: Grant
    Filed: October 13, 1989
    Date of Patent: June 25, 1991
    Assignee: Bell Helicopter Textron Inc.
    Inventors: Russell W. Ford, David S. Shepherd