REINFORCED FAN BLADE SPACER Russian patent published in 2014 - IPC F01D5/30 F01D25/06 F01D5/26

Abstract RU 2526607 C2

FIELD: engines and pumps.

SUBSTANCE: spacer to be fitted between turbojet fan blade tail and compartment which houses said tail. Compartment is confined by fan disc. Spacer has metallic stiffness element equipped with at least external element made of elastomer and including bearing surface (134) of said external element. Bearing surface (134) comprises at least one wavy zone (136).

EFFECT: blade reliable retention and damping.

9 cl, 5 dwg

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RU 2 526 607 C2

Authors

Regezza Patrik Zhan-Lui

Tran Zhjul'En

Dates

2014-08-27—Published

2010-04-28—Filed