ROUND PART FOR GAS TURBINE ENGINE ROTOR, RELATED GAS TURBINE ENGINE ROTOR, GAS TURBINE ENGINE MODULE AND GAS TURBINE ENGINE Russian patent published in 2018 - IPC F01D5/30 

Abstract RU 2674859 C2

FIELD: machine building.

SUBSTANCE: rotor disc of a gas turbine engine, having grooves for mounting fir tree-shaped rotor blade roots, wherein each tooth has essentially a violation of symmetry in its entire longitudinal dimension relative to the radial median longitudinal plane.

EFFECT: technical result: higher mechanical strength of the teeth.

9 cl, 5 dwg

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RU 2 674 859 C2

Authors

Trappier, Nicolas

Dates

2018-12-13Published

2015-03-11Filed