Window frame for aircraft

Details Window frame for aircraft Window frame for aircraft

B - Operations, Transporting

64

C

B64C 1/14 (2006.01)

Patent

CA 2564417

A window frame (1) for installation in the exterior shell (5) of an aircraft, which comprises in each case at least one outer flange (2), one inner flange (3), and one vertical flange (4) arranged perpendicular and between these flanges, is manufactured from a fiber-reinforced thermoplastic material, by, first, manufacturing a semifinished part from webbing and thermoplastic material, which subsequently is deep-drawn in a molding tool. The window frame (1) comprises multiple substructures (16-19) welded to one another and has a core (17) comprising a unidirectional-running webbing.

Cette invention concerne un cadre de fenêtre (1) destiné à être installé dans la coque extérieure (5) d'un aéronef. Ce cadre de fenêtre comprend, dans chaque cas, au moins un bord extérieur (2), un bord intérieur (3) et un bord vertical (4) qui est perpendiculaire aux deux autres bords et se trouve entre ceux-ci. Ce cadre de fenêtre est fabriqué à partir d'un matériau thermoplastique renforcé par des fibres. Le procédé de fabrication consiste d'abord à fabriquer une pièce semi-finie à partir de sangles et de matériau thermoplastique, après quoi elle est emboutie dans un outil de moulage. Le cadre de fenêtre (1) comporte de multiples structures secondaires (16-19) soudées les unes aux autres et comprend un noyau (17) comprenant des sangles unidirectionnelles.

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