Patents by Inventor Earl R. Fisher

Earl R. Fisher 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).

  • Folded-over pilot burner
    Patent number: 4168609
    Abstract: The pilot burner for a high M.sub.N inlet burner is folded to substantially reduce the overall length of the combustor. The annular burner includes a splitter design where a diffuser surrounds the burner and connects to an outer shroud which contains the inlet of the pilot burner. Flow reverses into the pilot burner where it is directed to the primary burning zone of the combustion chamber.
    Type: Grant
    Filed: December 1, 1977
    Date of Patent: September 25, 1979
    Assignee: United Technologies Corporation
    Inventors: Paul B. Greenberg, Earl R. Fisher