Patents by Inventor Jams W. Norris

Jams W. Norris 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).

  • Reversed-flow core for a turbofan with a fan drive gear system
    Patent number: 8176725
    Abstract: A gas turbine engine comprises a fan drive gear system, a low spool connected to the fan drive gear system, and a high spool disposed aft of the low spool. The low spool comprises a rearward-flow low pressure compressor disposed aft of the fan drive gear system, and a forward-flow low pressure turbine disposed aft of the low pressure compressor. The high spool comprises a forward-flow high pressure turbine disposed aft of the low pressure turbine, a combustor disposed aft of the high pressure turbine, and a forward-flow high pressure compressor disposed aft of the combustor.
    Type: Grant
    Filed: September 9, 2009
    Date of Patent: May 15, 2012
    Assignee: United Technologies Corporation
    Inventors: Jams W. Norris, Alan Epstein, Gary D. Roberge, Mark W. Costa, Andrew P. Berryann, Daniel B. Kupratis