ROTATING BRUSH SEAL Russian patent published in 2016 - IPC F16J15/16 F04D29/10 

FIELD: turbo-machines.

SUBSTANCE: invention relates to the brush seal intended for use between the rotating component and fixed component in the turbine machine. Brush seal contains bristles with a fixed end and a free end, the fixed end is attached to the rotating component, the said bristles are inclined in axial direction relative to the rotating component, the fixed end of flexible bristles is attached to the front side of circular groove by means of a side plate, a cone-shaped retaining plate is attached to the front or rear side of the circular groove. Cone-shaped retaining plate is attached to the bristles with the side plate in the rotating component and passes at least partially along the length of flexible bristles so that said plate is made with option of at least partial perception of the centrifugal load effecting flexible bristles during turbomachine operation. Free end of the flexible bristles is made for sliding over the fixed component during the turbomachine operation.

EFFECT: invention ensures higher reliability of the device.

11 cl, 12 dwg