Patents by Inventor Jean G. Bouchard

Jean G. Bouchard 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).

  • Gas turbine engine component retention
    Patent number: 5411369
    Abstract: A split retaining ring 22 has deep internal scallops 26 which clear lugs 36 during installation while the ring fits within lip 40. The ring is opened with ridges 30 clearing lugs 36 while the ring is rotated. Shallow internal scallops rest on and lock with lugs 36 in the final position.
    Type: Grant
    Filed: February 22, 1994
    Date of Patent: May 2, 1995
    Assignee: Pratt & Whitney Canada, Inc.
    Inventor: Jean G. Bouchard