Patents by Inventor Thomas M. Bradshaw

Thomas M. Bradshaw 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).

  • Dado cutting system for a circular saw
    Patent number: 6463970
    Abstract: A saw that uses an extension arbor that fits over the existing arbor to hold a dado blade. The extension arbor is held in place by a locking bolt that passes through a bushed brace that is secured to the guard. In this way, both ends of the extension arbor are supported, providing strength and stability of the saw. The saw has a larger base plate and guard to accommodate the wider blades. Any type of standard dado blade may be used with the extension arbor.
    Type: Grant
    Filed: September 5, 2001
    Date of Patent: October 15, 2002
    Inventor: Thomas M. Bradshaw
  • Bow sander
    Patent number: D431169
    Type: Grant
    Filed: August 24, 1999
    Date of Patent: September 26, 2000
    Inventor: Thomas M. Bradshaw