CPC B64D 33/02 (2013.01) [B64D 29/00 (2013.01); B64D 2033/0206 (2013.01)] | 15 Claims |
1. An air inlet for an aircraft nacelle, the air inlet comprising:
a lip skin defining a curved surface of the inlet, the curved surface extending about a longitudinal axis of the inlet;
a forward bulkhead;
an inner barrel having a radially inner surface defining a surface of the inlet, a radially outer surface, and a sound attenuating layer arranged between the radially inner and radially outer surfaces; and
a joining frame fixed to the lip skin and/or to the forward bulkhead;
wherein a first portion of the joining frame extends over at least a portion of the sound attenuating layer of the inner barrel and is fixed to the radially outer surface of the inner barrel,
wherein a second portion of the joining frame is substantially perpendicular to the first portion and defines a flat surface extending over an end surface of the inner barrel,
wherein the joining frame further comprises a third portion, the third portion extending over at least a portion of the forward bulkhead, and
wherein the third portion extends from the first portion and the second portion,
wherein the joining frame is Y-shaped as viewed in cross-section, and the first, second and third portions of the joining frame respectively constitute three different legs of the Y-shape.
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