Patents by Inventor Robert B. Cavanagh, Jr.

Robert B. Cavanagh, Jr. 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).

  • Seal for variable plug two dimensional nozzle
    Patent number: 4093157
    Abstract: This invention relates to a seal adapted to prevent leakage at the interface of a movable plug with articulated panels and the side wall of a two-dimensional nozzle for a gas turbine engine. The seal prevents the high pressure cooling air internal of the plug from escaping to the lower pressure exhaust gases and comprises judiciously located dam-like members installed in the vent slots in the side wall fabricated from Finwall.RTM. material which material achieves indirect heat exchange relation and film cooling.
    Type: Grant
    Filed: August 16, 1977
    Date of Patent: June 6, 1978
    Assignee: United Technologies Corporation
    Inventors: Robert B. Cavanagh, Jr., David K. Jan