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Cooled snubber structure for turbine blades

United States Patent

April 1, 2014
View the Complete Patent at the US Patent & Trademark Office
U.S. Department of Energy - Visit the Office of the Assistant General Counsel for Technology Transfer & Intellectual Property Website
A turbine blade assembly in a turbine engine. The turbine blade assembly includes a turbine blade and a first snubber structure. The turbine blade includes an internal cooling passage containing cooling air. The first snubber structure extends outwardly from a sidewall of the turbine blade and includes a hollow interior portion that receives cooling air from the internal cooling passage of the turbine blade.
Mayer; Clinton A. (Tequesta, FL), Campbell; Christian X. (Oviedo, FL), Whalley; Andrew (Jupiter, FL), Marra; John J. (Winter Springs, FL)
Siemens Energy, Inc. (Orlando, FL)
13/ 023,651
February 9, 2011
This invention was made with U.S. Government support under Contract Number DE-FC26-05NT42644 awarded by the U.S. Department of Energy. The U.S. Government has certain rights to this invention.