Patents by Inventor Jon Conrad Scaeffer

Jon Conrad Scaeffer 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).

  • Turbine bucket damper pin
    Patent number: 6776583
    Abstract: A damper pin for a bucket damper slot in a turbine includes slot insertion ends shaped to fit into the bucket damper slot, and at least a first scallop section formed or machined between the slot insertion ends and shaped to receive a bucket shank pocket radial contour at bucket Hi-C. A second scallop section may also be formed or machined diametrically opposed and anti-symmetrical to the first scallop section between the slot insertion ends.
    Type: Grant
    Filed: February 27, 2003
    Date of Patent: August 17, 2004
    Assignee: General Electric Company
    Inventors: John Zhiqiang Wang, Jon Conrad Scaeffer, Iain Robertson Kellock, Calvin L. Sims