Patent · US Expired

Composite material turbine engine blade equipped with a seal and its production process

US5628622A · kind A · utility

24Cited by
6References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 23, 1995
Grant dateMay 13, 1997
Priority date
Expiry dateAug 23, 2015

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T50/60
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.