STATIC AXIAL BRUSH SEAL WITH DUAL BRISTLE PACKS

摘要

A brush seal (100; 160) is provided. The brush seal (100; 160) may comprise an annular backing plate (122; 166) and a first bristle pack (120; 164) coupled to the annular backing plate (122; 166). The first bristle pack (120; 164) may be oriented in an axial direction. A second bristle pack (102; 162) may be coupled to the first bristle pack (120; 164) and oriented in the axial direction. A bristle of the first bristle pack (120; 164) may have a greater diameter than a bristle of the second bristle pack (102; 162). A retention structure (124; 168) may be coupled to the second bristle pack (102; 162).