Aircraft passenger seat

1. An aircraft passenger seating arrangement comprising a seat having a seat pan and a seat back, the seat being able to adopt a first, substantially upright sitting position and a second, sleeping position in which the seat back and seat pan are substantially horizontal so as to form respective parts of a substantially flat, horizontal sleeping surface, the arrangement further including a side surface arranged to form part of the substantially flat, horizontal sleeping surface substantially alongside the seat in the sleeping position, and an end surface arranged to form part of the substantially flat, horizontal sleeping surface forward of the seat, wherein the height of the side surface is fixed.

2. The arrangement of claim 1 , wherein the end surface is substantially continuous with the side surface.

3. The arrangement of claim 1 , wherein the end surface is integrated with the side surface to form a surround for the seat.

4. The arrangement of claim 1 , wherein the seat includes an auxiliary surface that is positioned between the seat pan and the end surface in the sleeping position.

5. The arrangement of claim 4 , wherein the auxiliary surface is connected to the seat pan.

6. The arrangement of claim 4 , wherein the auxiliary surface is movable between a stowed configuration in the sitting position and a deployed configuration in the sleeping position.

7. The arrangement of claim 1 , wherein the end surface comprises a secondary seat.

8. The arrangement of claim 1 , wherein the end surface is movable between a configuration to form part of the substantially flat, horizontal sleeping surface, and a stowed position.

9. The arrangement of claim 1 , including a footstool stowable under the end surface.

10. The arrangement of claim 1 , wherein the seat includes at least one armrest to form part of the sleeping surface when the seat is in the sleeping position.

11. The arrangement of claim 10 , wherein the armrest is movable between a raised position above the seat pan in the first position, and a lowered position so as to form part of the sleeping surface when the seat is in the sleeping position.

12. The arrangement of claim 1 , wherein the side surface is positioned substantially alongside the seat pan in the sleeping position.

13. The arrangement of claim 1 , wherein the side surface is elongate substantially in the longitudinal direction of the seat.

14. The arrangement of claim 1 , wherein the seat is able to adopt a third, reclining position in which the seat back is reclined to a position intermediate that of the first and second positions, and the seat pan is more inclined than in the first position.

15. The arrangement of claim 1 , wherein the underside of the side surface is provided with lighting means arranged to direct light substantially downwards.

16. An adjacent pair of seating arrangements according to claim 1 , with the side surfaces of the pair arranged mutually inwardly.

17. An aircraft having a seating arrangement according to claim 1 .

18. An aircraft cabin having a wall and a plurality of seating arrangements according to claim 1 arranged adjacent the wall, with the side surfaces of the seating arrangements provided at a side towards the wall.

19. An aircraft having a cabin according to claim 18 .

20. The arrangement of claim 1 , wherein the end surface is pivotally mounted.

21. An aircraft passenger seating arrangement comprising a seat having a seat pan and a seat back, the seat being able to adopt a first, substantially upright sitting position and a second, sleeping position in which the seat back and seat pan are substantially horizontal so as to form respective parts of a substantially flat, horizontal sleeping surface, the arrangement further including a side surface arranged to form part of the substantially flat, horizontal sleeping surface substantially alongside the seat in the sleeping position, and an end surface arranged to form part of the substantially flat, horizontal sleeping surface forward of the seat, wherein the end surface is substantially continuous with the side surface.

22. An aircraft passenger seating arrangement comprising a seat having a seat pan and a seat back, the seat being able to adopt a first, substantially upright sitting position and a second, sleeping position in which the seat back and seat pan are substantially horizontal so as to form respective parts of a substantially flat, horizontal sleeping surface, the arrangement further including a side surface arranged to form part of the substantially flat, horizontal sleeping surface substantially alongside the seat in the sleeping position, and an end surface arranged to form part of the substantially flat, horizontal sleeping surface forward of the seat, wherein the end surface and the side surface form a surround for the seat.