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(11)

2 196 911

(13)

C1

(51)

IPC

(21) (22)

Application

2001128489/06, 2001-10-23

(24)

Start date

2001-10-23

(22)

Actual filing date

2001-10-23

(45)

Published

2003-01-20

(72)

Inventor

Martynov Ju.I.

(73)

Holder

Aktsionernoe Obshchestvo Otkrytogo Tipa Sukhogo"

COOLING SYSTEM OF TURBOJET ENGINE EXHAUST NOZZLE WITH EXPANDED CENTER BODY Russian patent published in 2003 - IPC

Abstract RU 2196911 C1

FIELD: turbojet engines. SUBSTANCE: cooling system of turbojet engine exhaust nozzle with expanded center body has ring receiver and air intakes for delivery of outboard air into receiver. Receiver is built into tail cone of engine nacelle. Inner shell of receiver is provided with holes to feed air to inlet holes of hollow struts of nozzle and further on into expanded center body. Clearances are found between said holes of shell and said inlet holes of nozzle hollow struts. Invention provides effective cooling and free displacement of nozzle under action of heat without introduction of modifications into design of fuselage. EFFECT: facilitated mounting and demounting of tail cone of nacelle. 4 cl, 2 dwg

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RU 2 196 911 C1

Authors

Martynov Ju.I.

Dates

2003-01-20—Published

2001-10-23—Filed

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