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US07322797B2 Damper cooled turbine blade 有权
阻尼器冷却涡轮叶片

Damper cooled turbine blade
摘要:
A turbine blade includes an airfoil, platform, shank, and dovetail integrally joined together. A cooling chamber is located under the platform and has a portal exposed outwardly from the shank. A damper seat surrounds the portal and is recessed under the platform for receiving a vibration damper to sealingly close the chamber across the portal.
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