Patents by Inventor Floyd C. Bryant

Floyd C. Bryant 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).

  • Combination drill and screwdriver
    Patent number: 4320544
    Abstract: A hand held tool for installing a threaded fastener in which the tool is adapted for use solely as a drill bit, solely as a screwdriver, and as a combination thereof, wherein the threaded fastener has a central bore extending therethrough. Extension of the drill bit beyond the end of the screwdriver blade may be selectively controlled, and the drill bit may be maintained in its entirety within the shaft of the screwdriver when not in use to thereby preserve the sharpness of the drill bit. A unique locking collar is also provided.
    Type: Grant
    Filed: October 17, 1979
    Date of Patent: March 23, 1982
    Inventors: Floyd C. Bryant, James R. Smith