Patent ID: 8490981

Claim:
A brush seal comprising: a plurality of brush seal segments, each segment including: an arcuate fence; an arcuate backplate circumferentially coextensive with the arcuate fence, the arcuate backplate including: a plurality of circumferentially-oriented cavities; a first groove adjacent a first end of the arcuate backplate and connecting at least two of the plurality of circumferentially-oriented cavities; a second groove adjacent a second end of the arcuate backplate and connecting at least two of the plurality of circumferentially-oriented cavities; a first dam along a first end of the arcuate backplate and adjacent the first groove; and a second dam along a second end of the arcuate backplate and adjacent the second groove; a plurality of brush bristles between the arcuate backplate and the arcuate fence; and a static member to which at least one of the plurality of brush seal segments is affixed.