Composite material turbine engine blade equipped with a seal and

Details Composite material turbine engine blade equipped with a seal and Composite material turbine engine blade equipped with a seal and

1995-08-23

1997-05-13

Look, Edward K.

Fluid reaction surfaces (i.e., impellers)

Specific blade structure

Coating, specific composition or characteristic

416230, 416229R, 416224, 4151751, F03B 312

Patent

active

056286228

ABSTRACT:
A turbine engine blade made from a composite material and having at a free end thereof an integrated brush joint. A process for producing such a blade includes the steps of:
introducing a fibrous fabric into a mold,
introducing specific fibres into the mold, in the vicinity of the free end of the blade,
injecting a resin into the mold,
performing polymerization by use of a heating press of the resin-impregnated fibrous fabric.

REFERENCES:
patent: 885032 (1908-04-01), De Ferranti
patent: 3117716 (1964-01-01), Wernicke
patent: 3632460 (1972-01-01), Palfreyman
patent: 4227703 (1980-10-01), Stalker et al.
patent: 4354804 (1982-10-01), Cruzen
patent: 5114159 (1992-05-01), Baird et al.
Patent Abstracts of Japan, vol. 001, No. 137, Nov. 11, 1977, JP-A-52 077908, Jun. 30, 1977.

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