Patent ID: 8366115
Filing Date: 2013-02-05
Classification: F01D,F16J,Y10T

Abstract:
1. A brush seal for sealing against a rotating surface in a gas turbine engine, the brush seal comprising: a plurality of bristles aligned in parallel to form a brush pack having a first end, a second end opposite the first end, an upstream side, and a downstream side opposite the upstream side; a weld joint located centrally between the first end and the second end of the brush pack, and extending from the upstream side to the downstream side of the brush pack; a side plate secured to an upstream side of the brush pack; a back plate secured to a downstream side of the brush pack; and a retaining clip securing one of the first end and the second end of the brush pack between an end of the side plate and an end of the back plate such that the other of the first end and the second end forms a seal against the rotating surface, the retaining clip being spaced radially from the weld joint and located adjacent the ends of the brush pack, the side plate, and the back plate.