Patents by Inventor Manuela Stein

Manuela Stein 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).

  • Vortex reducer in the high-pressure compressor of a gas turbine
    Patent number: 7159402
    Abstract: A tube-type vortex reducer for the conduction of cooling air in a compressor 1 of a gas turbine with at least one radial secondary air tube 2 arranged in a disk interspace 3, includes a deflector arranged in a discharge area of the secondary air tube for the deflection of the secondary air flow into an axial direction or away from an axial direction.
    Type: Grant
    Filed: December 4, 2002
    Date of Patent: January 9, 2007
    Assignee: Rolls-Royce Deutschland Ltd & Co KG
    Inventors: Stefan Hein, Manuela Stein, Dieter Peitsch
  • Vortex reducer in the high-pressure compressor of a gas turbine
    Publication number: 20030101730
    Abstract: A tube-type vortex reducer for the conduction of cooling air in a compressor 1 of a gas turbine with at least one radial secondary air tube 2 arranged in a disk interspace 3, includes a deflector arranged in a discharge area of the secondary air tube for the deflection of the secondary air flow into an axial direction or away from an axial direction.
    Type: Application
    Filed: December 4, 2002
    Publication date: June 5, 2003
    Inventors: Stefan Hein, Manuela Stein, Dieter Peitsch