Patents by Inventor George Darnofall

George Darnofall 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).

  • Cylinder and hub locking method and apparatus
    Patent number: 4878085
    Abstract: A method and apparatus for locking the drive hubs of a forms overlay station in a laser electrographic printer to its transparent forms overlay drum includes counterboring a plurality of holes through the drum into the hubs, inserting a resilient member such as an O-ring into each counterbored hole, and compressing the resilient member to form an interference fit among the compressed resilient member and an interface formed within the counterbored hole by the drum and hubs.
    Type: Grant
    Filed: April 28, 1987
    Date of Patent: October 31, 1989
    Assignee: Storage Technology Corporation
    Inventors: Leonard Ward, George Darnofall