Patents by Inventor Frank J. Trzcinski

Frank J. Trzcinski 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).

  • PORTABLE BOROSCOPE FOR INSPECTING TURBOMACHINE BLADES
    Publication number: 20120224048
    Abstract: An example portable boroscope assembly for inspecting passages within a turbomachine blade includes a boroscope probe and a display screen. The display screen is configured to show images of areas inspected by the boroscope probe. A battery powers the display screen. A protective case holds at least the display screen and the battery. The protective case defines an aperture. The display screen is viewable through the aperture.
    Type: Application
    Filed: March 3, 2011
    Publication date: September 6, 2012
    Inventor: Frank J. Trzcinski
  • AUTOMATIC AIRFOIL ROOT PREP MACHINE AND ASSOCIATED METHOD
    Publication number: 20120190272
    Abstract: An apparatus for polishing an airfoil root includes a fixture for holding the airfoil, an actuation cylinder assembly for moving the fixture holding the airfoil, a brush, a motor for rotating the brush, a switch, and control circuitry. The actuation cylinder assembly is configured to move the fixture holding the airfoil toward the brush to trigger the switch, and the control circuitry is configured to run a timer when the switch is triggered to control contact between the airfoil and the brush for polishing.
    Type: Application
    Filed: January 25, 2011
    Publication date: July 26, 2012
    Applicant: UNITED TECHNOLOGIES CORPORATION
    Inventors: Frank J. Trzcinski, Manfried Carl Verch, JR.