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(19)

RU

(11)

2 069 768

(13)

C1

(51)

IPC

(21) (22)

Application

5027996/06, 1992-02-19

(22)

Actual filing date

1992-02-19

(45)

Published

1996-11-27

(72)

Inventor

Jurin A.V.Dolotova I.P.

(73)

Holder

Dolotova Inessa Pavlovna

GAS TURBINE Russian patent published in 1996 - IPC

Abstract RU 2069768 C1

FIELD: aircraft engines. SUBSTANCE: gas turbine has stator with nozzle vanes 1, rotor with working blades 2, case of turbine 3 with cooling air supply holes 4 and deflector 5. Cooling air after compressor or secondary air from combustion chamber contaminated with foreign matter strikes against deflector 5 while approaching hole 4; as a result, foreign particles are thrown to flow section of engine turbine and purified air enters the turbine cooling system through slit between deflector and case. EFFECT: enhanced efficiency. 3 cl, 1 dwg

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RU 2 069 768 C1

Authors

Jurin A.V.

Dolotova I.P.

Dates

1996-11-27—Published

1992-02-19—Filed

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