STAGE OF TURBOMACHINE Russian patent published in 1994 - IPC

FIELD: turbine and compressor engineering. SUBSTANCE: stage of turbomachine has case 1 with ring grooves 17, passages 18 and hollow 19, guide apparatus 2 with deflectors set on their top shelves, ring grooves 14 and passages 16,15, porous bushing 3 with locator 7 for bearing and porous bushings 4 of thrust bearings, working vane rim 5 with axial grooves 6 provided on the inner shelf and ring grooves 25 provided on faces of inner and outer shelves, ring force shelf 8 of disk 9 with keys 10, bearing and stop sealing spring- loaded porous bushings 11,12 with ring locator 13, spring-loaded ring tabs 24, keys-locators 20, flexible washers 21, pins 22, axial gaps 23, and radial gaps. EFFECT: enhanced efficiency. 2 cl, 2 dwg