ASSEMBLY CONSISTING OF TURBINE NOZZLE OR COMPRESSOR STATOR VANE MADE OF CMC FOR TURBINE ENGINE AND ABRADABLE SUPPORT RING, AND TURBINE OR COMPRESSOR INCLUDING SUCH ASSEMBLY Russian patent published in 2016 - IPC F01D5/28 F01D9/02 

FIELD: engines.

SUBSTANCE: invention relates to aircraft gas turbine engines. Turbine nozzle or compressor stator vane includes sectors (12) made of ceramic matrix composite (CMC) material, each of which has inner platform (14), outer platform (16), and blades (18). Support ring (50) made of an abradable material consists of sectors, each of which has upstream (55a) and downstream (55b) attachment lugs. Inner platform (14) has, on inner side thereof, upstream hook (15a) and downstream hook (15b), and support ring made of abradable material is supported by nozzle or by stator vane by mutual engagement, without rigid connection, of end portions of upstream attachment lugs and upstream hooks, and of end portions of downstream attachment lugs and downstream hooks.

EFFECT: invention provides attachment of abradable material of sectors of vanes of turbine and compressor.

8 cl, 12 dwg