Patent ID: 6837459

Claim:
An air intake to a fan of a turbofan engine, which air intake is configured to be fixed to a front of an engine casing enclosing the fan, comprising: an annular internal wall; an annular external cowl spaced radially away from the internal wall; an annular rear partition connecting rear ends of the internal wall and of the external cowl, an annular front partition connecting front ends of the internal wall and of the external cowl, an annular rear flange situated in a continuation of the internal wall and configured to secure said air intake to the front of the engine casing and an annular front lip which, with the front partition, forms an annular de-icing chamber configured to be connected to a de-icing system, said air intake being made in at least two separable parts, wherein a plane of separation of the at least two separable parts passes on an outside of the de-icing chamber, of the internal wall and of a rear flange, and cuts a cap from the external cowl and a crescent with a straight edge from the rear partition to form a structural main part that wholly comprises the rear flange, the internal wall, and the de-icing chamber, and comprises most of the external cowl except for the cap, and most of the rear partition except for the crescent, means being provided for fixing the cap and the crescent to the structural main part.