发明名称 Cooled rotor blade with vibration damping device
摘要 A rotor blade for a rotor assembly is provided that includes a root, an airfoil, a platform, and a damper. The airfoil has at least one cavity. The platform is disposed between the root and the airfoil. The platform includes an inner surface, an outer surface, and a damper aperture disposed in the inner surface. The damper has a body and a base. The base and the damper aperture have mating geometries that enable the base to rotate within the damper aperture without substantial impediment from the mating geometries.
申请公布号 US7121801(B2) 申请公布日期 2006.10.17
申请号 US20040779277 申请日期 2004.02.13
申请人 UNITED TECHNOLOGIES CORPORATION 发明人 SURACE RAYMOND C.;PROPHETER TRACY A.
分类号 F01D5/16;F01D5/10;F01D5/18;F01D5/26;F01D5/30;F04D29/38;F04D29/66 主分类号 F01D5/16
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