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(19)

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2 493 388

(13)

(51)

IPC

F02C7/28(2006-01-01)

F01D11/00(2006-01-01)

F16J15/46(2006-01-01)

(21) (22)

Application

2012111911/06, 2012-03-27

(24)

Start date

2012-03-27

(22)

Actual filing date

2012-03-27

(45)

Published

2013-09-20

(72)

Inventor

Khabibullin Midkhat GubajdullovichZhil'Tsov Evgenij IzosimovichKhusnullin Vjacheslav KhazievichMerkushin Valentin KonstantinovichVil'Gemskaja Elena Viktorovna

(73)

Holder

Otkrytoe Aktsionernoe Obshchestvo Konstruktorsko-Proizvodstvennoe Predprijatie

SEAL OF GAS TURBINE ENGINE COMBUSTION CHAMBER-TO-STATOR JOINT Russian patent published in 2013 - IPC F02C7/28 F01D11/00 F16J15/46

Abstract RU 2493388 C1

FIELD: engines and pumps.

SUBSTANCE: proposed joint comprises combustion chamber seal ring and nozzle diaphragm lip. Said lip is secured at inner housing furnished with lock ring with floating ring. Seal ring and nozzle diaphragm lip form an annular clearance for air feed for film cooling of channel surfaces. Said floating ring has thrust collar. Nozzle diaphragm lip is equipped with guide ring to make annular clearance with nozzle diaphragm lip inner surface. Lip end abuts on flowing ring collar.

EFFECT: stabilised clearance, reliable cooling of nozzle guide and operating vanes.

2 cl, 2 dwg

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RU 2 493 388 C1

Authors

Khabibullin Midkhat Gubajdullovich

Zhil'Tsov Evgenij Izosimovich

Khusnullin Vjacheslav Khazievich

Merkushin Valentin Konstantinovich

Vil'Gemskaja Elena Viktorovna

Dates

2013-09-20—Published

2012-03-27—Filed