Aeronautics and astronautics – Aircraft structure – Ice prevention
Patent
1998-12-02
2000-10-17
Poon, Peter M.
Aeronautics and astronautics
Aircraft structure
Ice prevention
244 53B, B64D 1500
Patent
active
061318558
ABSTRACT:
The present invention relates to an air inlet cowl (9) for a jet engine. According to the invention, provided in the partition (20) delimiting the de-icing chamber (21) in the hollow leading edge (16) of the cowl is a trough-shaped duct (22) for ejecting to the outside pressurized hot air which has flowed through the chamber (21). The duct (22) is reduced in cross section by a single oblong orifice (18) made, parallel to the leading edge (16), in a part (23) that forms part of the external surface (9E) of the cowl (9).
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Gillan, M.A., et al., J. Of Aircraft, vol. 34, No. 6, (Nov. 1997), pp. 811 to 813.
French III Fredrick T.
Poon Peter M.
Societe Nationale Industrielle et Aerospatiale
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