Patents by Inventor Michael A. Fitzpatrick

Michael A. Fitzpatrick 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).

  • Engine lubricating apparatus and method of operating an engine having such an apparatus
    Patent number: 6234137
    Abstract: A lubricating apparatus for an internal combustion engine incorporating a trap in fluid communication with a low point of the sump of the engine. The trap may house a plurality of meshes having a plurality of sizes for trapping precipitating solids. The trap may be isolated from the sump by a valve for cleaning of the trap and meshes. An auxiliary oil pump may provide a small flow of oil through the trap during periods of engine shutdown.
    Type: Grant
    Filed: October 26, 1999
    Date of Patent: May 22, 2001
    Assignee: General Electric Company
    Inventors: Andrew R. Spriegel, Michael A. Fitzpatrick