Aircraft nacelle guidance system installation

B - Operations – Transporting – 64 – D

Patent

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Details

B64D 29/08 (2006.01) B64C 7/02 (2006.01) B64D 33/02 (2006.01) F02C 7/04 (2006.01)

Patent

CA 2705598

The present invention relates to a turbojet engine nacelle (1) comprising: - an air intake structure (4) capable of channelling an airflow towards a fan of the turbojet engine and comprising at least one longitudinal external panel (40) incorporating an air intake lip (4a), - a central structure (5) intended to surround the said fan and to which the air intake structure (4) is attached in such a way as to ensure aerodynamic continuity, - at least one internal panel (41) comprising an acoustic shelving fixed at its downstream end to an upstream end of the central structure (5) therewith forming a fixed structure of the nacelle (1), and - guide means (15) for guiding the external panel or panels (40) which are capable of allowing substantially rectilinear movement of the external panel (40) towards the upstream end of the nacelle (1) so as to be able to open up the air intake structure (4), the guide mans (15) being entirely fixed to the central structure (5).

Image La présente invention concerne une nacelle (1) pour turboréacteur comprenant : - une structure d'entrée d'air (4) apte à canaliser un flux d'air vers une soufflante du turboréacteur et comprenant au moins un panneau externe (40) longitudinal intégrant une lèvre d'entrée d'air (4a), -une structure médiane (5) destinée à entourer ladite soufflante et à laquelle est rattachée la structure d'entrée d'air (4) de manière à assurer une continuité aérodynamique, - au moins un panneau interne (41 ) comprenant une virole acoustique, fixée à son extrémité aval à une extrémité amont de la structure médiane (5) formant avec cette dernière une structure fixe de la nacelle (1), et - des moyens de guidage (15) du ou des panneaux externes (40) aptes à permettre un déplacement sensiblement rectiligne du panneau externe (40) vers l'amont de la nacelle (1) de manière à pouvoir ouvrir la structure d'entrée d'air (4), les moyens de guidage (15) étant entièrement fixés sur la structure médiane (5).

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