Multi-layer duct and related manufacturing process

Multi-layer duct and related manufacturing process

  • CN 1,690,496 A
  • Filed: 04/20/2005
  • Published: 11/02/2005
  • Est. Priority Date: 04/20/2004
  • Status: Active Application
First Claim
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1. multi-layer duct that is used for the air distribution of air-conditioning system, described air-conditioning system especially but not only, are used for aircraft, and this multi-layer duct is made by the overlapping thing of layer, comprising:

  • * the polymer film of fluid-leakproofness is basically determined the inwall of conduit;

    * at least one ruggedized construction layer is formed by the sheet material with the structural fibers of thermosetting resin pre-impregnation, seals described polymer film;

    With* one or more layers dispensable additional functional layer with prepreg of structure and/or functional fibre.

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