Rest unit for an aircraft

1. An aircraft fuselage rear cone, comprising:

a rest unit, comprising:

a plurality of cells of an elongated shape enclosed in the rest unit, each cell having longitudinal and transverse dimensions corresponding to a location of a berth, the cells being superposed on at least two levels and in at least two columns to form a parallelepipedal module of a substantially parallelepipedal outer shape, each of the cells being accessible via a transverse face of the parallelepipedal module; and

a folding separation wall located between two cells superposed to each other, the separation wall folding upwards to form an aisle such that a crew member of an aircraft may walk from the transverse face to a rear face of the module, the rear face being located opposite of the transverse face, wherein

each of the two cells separated by the folding wall include an opening at the rear face of the module for access to the aisle.

2. The rest unit according to claim 1 , further comprising six cells arranged in three columns on two levels

3. The rest unit according to claim 2 , wherein the folding separation wall separates superposed cells positioned in a middle column of the module.

4. The rear cone according to claim 1 , comprising:

a pressurized space accommodating the rest unit and communicating with a passenger cabin; and

a unit located next to the rest unit and configured to accommodate a service area or a bathroom.

5. An aircraft, comprising the rear cone according to claim 1 or claim 4 .

6. The rest unit according to claim 1 , wherein the cells are arranged on three or four levels.

7. The rest unit according to claim 1 , wherein the folding separation wall is pivotably mounted on a vertical side wall shared by each of the two cells superposed to each other.

8. The rest unit according to claim 1 , wherein the folding separation wall separates the two superposed cells from each other when the wall is not folded.