Patents by Inventor Dave William Pugh

Dave William Pugh 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).

  • Dynamic impeller oil seal
    Patent number: 8092093
    Abstract: A rotating seal for a gas turbine engine includes: (a) an annular seal body; (b) a sealing component carried by the seal body which is adapted to form one-half of a rotating seal interface; and (c) an impeller carried by the seal body which comprises a plurality of radially-inwardly-extending impeller blades.
    Type: Grant
    Filed: July 31, 2008
    Date of Patent: January 10, 2012
    Assignee: General Electric Company
    Inventors: Ning Fang, Ray Harris Kinnaird, Gary Paul Moscarino, Kenneth Lee Fisher, Jonothan Allen Scheetz, Dave William Pugh, Edward William Grace, Duane Howard Anstead, Bala Corattiyil, Prasad Laxman Kane