Patents by Inventor Joseph G. McElhaney

Joseph G. McElhaney 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).

  • Lumber marking apparatus
    Patent number: 4220115
    Abstract: An apparatus for spray marking lumber boards with paint at predetermined locations while they are being conveyed past the device for further processing. A tachometer and a photoelectric unit are employed for determining the location and speed of the board. A solenoid-operated paint sprayer is used to deliver the paint to the boards. Electronic control circuitry is provided to activate the paint sprayer and properly coordinate the operation of paint sprayer with the location and speed of the board so the board is marked at the desired locations.
    Type: Grant
    Filed: March 23, 1978
    Date of Patent: September 2, 1980
    Assignee: Armstrong Cork Company
    Inventors: William C. Brossman, Joseph G. McElhaney, James H. Rooney, III