Patents by Inventor Robert W. Irby

Robert W. Irby 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).

  • Drive system for lawn mowers
    Patent number: 5353578
    Abstract: A lawn mower is provided with a speed control mechanism which is controlled by a single cable. A return spring, floating power transfer shaft, and biasing assembly provide a speed control mechanism which is effective in design and operation.
    Type: Grant
    Filed: March 2, 1993
    Date of Patent: October 11, 1994
    Assignee: Fuqua Industries, Inc.
    Inventors: Robert W. Irby, Richard A. Schaff