Patents by Inventor Christopher C. McFarland

Christopher C. McFarland 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).

  • Pneumatic press vane lift installation tool
    Patent number: 6671938
    Abstract: The present invention relates to a pneumatic press vane lift installation tool. The tool is formed by two inflatable, substantially semi-circular tubes which are placed between a rotor assembly and a vane assembly during the installation of the vane assembly. The tubes are each positioned adjacent an inner end of the vanes in the vane assembly and are each inflated to apply a lifting force to the vanes. The vanes are then attached to the engine case.
    Type: Grant
    Filed: December 27, 2000
    Date of Patent: January 6, 2004
    Assignee: United Technologies Corporation
    Inventor: Christopher C. McFarland
  • Method for installing stator vanes
    Patent number: 6640437
    Abstract: A method for installing stator vanes comprises the steps of installing a first rotor assembly within a case, placing a first inflatable tool over a portion of the first rotor assembly, positioning a first vane array having at least one vane on a surface of the tool, inflating the tool so that a portion of each vane and the first vane array is loaded against the case, and connecting each vane in the first vane array to the case.
    Type: Grant
    Filed: January 31, 2003
    Date of Patent: November 4, 2003
    Assignee: United Technologies Corporation
    Inventor: Christopher C. McFarland
  • Pneumatic press vane lift installation tool
    Publication number: 20030140493
    Abstract: The present invention relates to a pneumatic press vane lift installation tool. The tool is formed by two inflatable, substantially semi-circular tubes which are placed between a rotor assembly and a vane assembly during the installation of the vane assembly. The tubes are each positioned adjacent an inner end of the vanes in the vane assembly and are each inflated to apply a lifting force to the vanes. The vanes are then attached to the engine case.
    Type: Application
    Filed: January 31, 2003
    Publication date: July 31, 2003
    Inventor: Christopher C. McFarland
  • Pneumatic press vane lift installation tool
    Publication number: 20020078563
    Abstract: The present invention relates to a pneumatic press vane lift installation tool. The tool is formed by two inflatable, substantially semi-circular tubes which are placed between a rotor assembly and a vane assembly during the installation of the vane assembly. The tubes are each positioned adjacent an inner end of the vanes in the vane assembly and are each inflated to apply a lifting force to the vanes. The vanes are then attached to the engine case.
    Type: Application
    Filed: December 27, 2000
    Publication date: June 27, 2002
    Inventor: Christopher C. McFarland