SEALING PLATE WITH FUSE FUNCTION Russian patent published in 2018 - IPC F01D11/00 F01D25/30 

FIELD: machine building.

SUBSTANCE: invention relates to assembly (1) comprising exhaust casing (20), rotating about axis (X-X), comprising flange (23) for attachment to mounting (42), sealing plate (30) rotating about axis (X-X), wherein the plate being added to attachment flange (23) of the exhaust casing and having a radial section comprising radially inner end portion (32), radially outer end portion (34) and bend (31) extending between the two end portions, wherein said portions forming therebetween an angle of 80 to 100 degrees, wherein the radially outer end portion having a length (L₃₄) in an axial direction equal to 15 % to 35 % of the height (H) of the plate measured in the radial direction around the rotation axis, wherein the outer end portion extending substantially parallel to said axis, and said bend being open in the downstream direction relative to the flow of air.

EFFECT: invention provides the sealing capacity between the exhaust casing and rotor stage, while performing the fuse function.

10 cl, 7 dwg