Patents by Inventor John W. Finnell

John W. Finnell 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).

  • Telescoping mast assembly
    Patent number: 5718087
    Abstract: A telescoping mast assembly having a plurality of interconnected mast sections nested within each other is provided. Mast sections move along an axis between retracted and extended positions. A single drive member having a circular shape within the mast sections and connected to one of the mast sections for displacing the sections in opposite directions along the axis is also provided. A contour forming mold for shaping the drive member is provided between the storage reel and the mast sections.
    Type: Grant
    Filed: May 2, 1996
    Date of Patent: February 17, 1998
    Assignee: The Will-Burt Company
    Inventors: Harry E. Featherstone, John W. Finnell