Patent ID: 7413400
Filing Date: 2008-08-19
Classification: F01D,F02C,F05D

Abstract:
1. A vane assembly comprising: a shroud including at least one annular shroud ring having inner and outer surfaces extending along an axial direction of the shroud ring, the inner surface facing a fluid flow passage defined through said vane assembly, the shroud ring defining a plurality of openings extending between said inner and outer surfaces and distributed about a circumference of the annular shroud ring; a plurality of vanes supported by said shroud and radially extending from said shroud ring, each vane having an extremity received within a corresponding one of the plurality of openings; and a grommet located in each one of the plurality of openings and isolating the vane extremity from the shroud ring, the grommet having a cut-out defined therethrough for receiving the vane extremity, each said grommet having a base portion in contact with the inner surface and abutting adjacent said grommets to form a continuous gas path surface of said grommet base portions on said inner surface along at least a portion of the axial direction.