Deflector device and motor vehicle in which the front shield carries said deflector device

1. A mobile deflector device of a curved vehicle shield, comprising a central deflector and two lateral deflectors, essentially forming three chords distributed over an entire length of said curved vehicle shield, each of said three deflectors being mounted so as to be able to pivot between a first folded position and a second unfolded position substantially perpendicular to said first folded position, wherein in said second unfolded position, the low points of said two lateral deflectors are lower than that of said central deflector.

2. The mobile deflector device according to claim 1 , wherein an edge of a lateral deflector in contact with said central deflector has a low point aligned with a low point of said central deflector.

3. The mobile deflector device according to claim 1 , wherein each of said two lateral deflectors is pivoted about an axis forming an angle with a pivoting axis of said central deflector.

4. The mobile deflector device according to claim 1 , wherein said mobile deflector device further comprises means for controlling the pivoting of said three deflectors, said control means comprising at least one geared motor and rods or cables driven by said at least one geared motor and connected to said two lateral deflectors.

5. The mobile deflector device according to claim 1 , wherein said mobile deflector device further comprises means for controlling the pivoting of said three deflectors, said control means comprising two geared motors, each of the latter being directly connected to one of said two lateral deflectors.

6. A mobile deflector device of a curved vehicle shield, comprising a central deflector and two lateral deflectors, essentially forming three chords distributed over an entire length of said curved vehicle shield, each of said three deflectors being mounted so as to be able pivot between a first folded position and a second unfolded position substantially perpendicular to said first folded position;

wherein said mobile deflector device further comprises means for controlling the pivoting of said three deflectors, said control means comprising at least one geared motor and rods or cables driven by said at least one geared motor and connected to said two lateral deflectors;

wherein said two lateral deflectors are each connected to said central deflector by means for driving said central deflector as they pivot between said first folded position and said second unfolded position.

7. A mobile deflector device of a curved vehicle shield, comprising a central deflector and two lateral deflectors, essentially forming three chords distributed over an entire length of said curved vehicle shield, each of said three deflectors being mounted so as to be able pivot between a first folded position and a second unfolded position substantially perpendicular to said first folded position;

wherein said mobile deflector device further comprises means for controlling the pivoting of said three deflectors, said control means comprising at least one geared motor and rods or cables driven by said at least one geared motor and connected to said two lateral deflectors;

wherein the pivoting of said central deflector is returned to one of said first folded position and said second unfolded position by a return spring.

8. A mobile deflector device of a curved vehicle shield, comprising a central deflector and two lateral deflectors, essentially forming three chords distributed over an entire length of said curved vehicle shield, each of said three deflectors being mounted so as to be able pivot between a first folded position and a second unfolded position substantially perpendicular to said first folded position;

wherein each of said two lateral deflectors carries at its rear end an additional deflector which, when said three deflectors are mounted on a shield and arranged in said second unfolded position, is directed towards an outside of a vehicle.

9. A motor vehicle comprising a front shield and a mobile deflector device according to claim 1 .

10. The mobile deflector device according to claim 2 , wherein each of said two lateral deflectors is pivoted about an axis forming an angle with a pivoting axis of said central deflector.

11. The mobile deflector device according to claim 6 , wherein said mobile deflector device further comprises means for controlling the pivoting of said three deflectors, said control means comprising at least one geared motor and rods or cables driven by said at least one geared motor and connected to said two lateral deflectors.

12. The mobile deflector device according to claim 2 , wherein said mobile deflector device further comprises means for controlling the pivoting of said three deflectors, said control means comprising at least one geared motor and rods or cables driven by said at least one geared motor and connected to said two lateral deflectors.

13. The mobile deflector device according to claim 3 , wherein said mobile deflector device further comprises means for controlling the pivoting of said three deflectors, said control means comprising at least one geared motor and rods or cables driven by said at least one geared motor and connected to said two lateral deflectors.

14. The mobile deflector device according to claim 6 , wherein said mobile deflector device further comprises means for controlling the pivoting of said three deflectors, said control means comprising two geared motors, each of the latter being directly connected to one of said two lateral deflectors.

15. The mobile deflector device according to claim 2 , wherein said mobile deflector device further comprises means for controlling the pivoting of said three deflectors, said control means comprising two geared motors, each of the latter being directly connected to one of said two lateral deflectors.

16. The mobile deflector device according to claim 3 , wherein said mobile deflector device further comprises means for controlling the pivoting of said three deflectors, said control means comprising two geared motors, each of the latter being directly connected to one of said two lateral deflectors.

17. A mobile deflector device of a curved vehicle shield, comprising a central deflector and two lateral deflectors, essentially forming three chords distributed over an entire length of said curved vehicle shield, each of said three deflectors being mounted so as to be able pivot between a first folded position and a second unfolded position substantially perpendicular to said first folded position;

wherein said mobile deflector device further comprises means for controlling the pivoting of said three deflectors, said control means comprising two geared motors, each of the latter being directly connected to one of said two lateral deflectors;

wherein said two lateral deflectors are each connected to said central deflector by means for driving said central deflector as they pivot between said first folded position and said second unfolded position.

18. A mobile deflector device of a curved vehicle shield, comprising a central deflector and two lateral deflectors, essentially forming three chords distributed over an entire length of said curved vehicle shield, each of said three deflectors being mounted so as to be able pivot between a first folded position and a second unfolded position substantially perpendicular to said first folded position;

wherein said mobile deflector device further comprises means for controlling the pivoting of said three deflectors, said control means comprising two geared motors, each of the latter being directly connected to one of said two lateral deflectors;

wherein the pivoting of said central deflector is returned to one of said first folded position and said second unfolded position by a return spring.

19. A mobile deflector device of a curved vehicle shield, comprising a central deflector and two lateral deflectors, essentially forming three chords distributed over an entire length of said curved vehicle shield, each of said three deflectors being mounted so as to be able pivot between a first folded position and a second unfolded position substantially perpendicular to said first folded position;

wherein in said second unfolded position , the low points of the said two lateral deflectors are lower than that of said central deflectors;

wherein each of said two lateral deflectors carries at its rear end an additional deflector which, when said three deflectors are mounted on a shield and arranged in said second unfolded position, is directed towards an outside of a vehicle.