DOUBLE CONTACT BRUSH SEAL

摘要

PROBLEM TO BE SOLVED: To provide a double contact brush seal capable of easily manufactured and assembled. SOLUTION: A double contact brush seal is provided with a strand included in a main body constituted of an inner crown 20 and an outer crown 25 and a single flexible strip 30. Two crowns are formed into U-shapes so as to be used while two ends 31, 32 of the flexible strip 30 are pressed against the outer surface of a rotary shaft 1 and arrange. Arms 20, 26 of two crown arms differ in length, and preferably, they are faced to each other. The double contact brush seal is used for static or dynamic applications of an aircraft turbine engine.