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2 157 923

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C2

(51)

IPC

(21) (22)

Application

96112511/06, 1996-06-18

(24)

Start date

1996-06-18

(22)

Actual filing date

1996-06-18

(45)

Published

2000-10-20

(72)

Inventor

Korotov M.V.Lazorenko T.M.

(73)

Holder

Otkrytoe Aktsionernoe Obshchestvo Nauchno-Tekhnicheskij Kompleks Im. N.D. Kuznetsova"

TURBO-MACHINE BLADE Russian patent published in 2000 - IPC

Abstract RU 2157923 C2

FIELD: turbo-machine manufacture; axial- flow compressors of gas-turbine engines. SUBSTANCE: blade has feather and dovetail root with slots accommodating damping inserts incorporating spiral sections which are arranged within them so that they are intersecting many times in all directions and are compressed to partially fill insert space with spiral material. EFFECT: improved service life and reliability.

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RU 2 157 923 C2

Authors

Korotov M.V.

Lazorenko T.M.

Dates

2000-10-20—Published

1996-06-18—Filed

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