Motor vehicle headlight that can be modularized between right-hand drive and left-hand drive

Abstract

The invention relates to a lighting module (2), in particular for a motor vehicle, comprising a main optical system (4) able to form a main light beam along an optical axis (10) of the lighting module, with an upper horizontal cut-off; a first complementary optical system (12) able to form a first complementary light beam along the optical axis (10), narrower than the main light beam and with an oblique lateral cut-off; a second complementary optical system (14) able to form an alternative, second complementary light beam along the optical axis (10), narrower than the main light beam and with an oblique lateral cut-off opposite the oblique lateral cut-off of the first complementary light beam.

1 . A lighting module ( 2 ;  102 ), in particular for a motor vehicle, comprising:
 a main optical system ( 4 ;  104 ) able to form a main light beam ( 26 ) along an optical axis ( 10 ;  110 ) of the lighting module, with an upper horizontal cut-off ( 26 . 1 );   a first complementary optical system ( 12 ;  112 ) able to form a first complementary light beam ( 28 ) along the optical axis ( 10 ;  110 ), narrower than the main light beam ( 26 ) and with an oblique lateral cut-off ( 28 . 1 );   
       characterized in that the lighting module also comprises:
 a second complementary optical system ( 14 ;  114 ) able to form an alternative, second complementary light beam ( 30 ) along the optical axis ( 10 ;  110 ), narrower than the main light beam ( 26 ) and with an oblique lateral cut-off ( 30 . 1 ) opposite the oblique lateral cut-off ( 28 . 1 ) of the first complementary light beam ( 28 ). 
 
     
     
         2 . The lighting module ( 2 ;  102 ) as claimed in  claim 1 , characterized in that the oblique lateral cut-offs ( 28 . 1 ,  30 . 1 ) of the first and second complementary light beams ( 28 ,  30 ) are adjacent to the optical axis ( 10 ;  110 ), the first complementary light beam ( 28 ) extending exclusively to the right of said optical axis ( 10 ;  110 ) and the second complementary light beam ( 30 ) extending exclusively to the left of said optical axis ( 10 ,  110 ). 
     
     
         3 . The lighting module ( 2 ;  102 ) as claimed in one of  claims 1  and  2 , characterized in that the lighting module is configured such that the first and second optical systems ( 12 ,  14 ;  112 ,  114 ) are only active alternatively. 
     
     
         4 . The lighting module ( 2 ;  102 ) as claimed in any of  claims 1  to  3 , characterized in that each of the first and second complementary light beams ( 28 ,  30 ) also has an upper horizontal cut-off ( 28 . 3 ,  30 . 3 ) and/or a lower horizontal cut-off ( 28 . 4 ,  30 . 4 ). 
     
     
         5 . The lighting module ( 2 ;  102 ) as claimed in any of  claims 1  to  4 , characterized in that each of the first and second complementary optical systems ( 12 ,  14 ;  112 ,  114 ) comprises a light source ( 16 ,  18 ;  116 ,  118 ) and an optical element ( 20 . 1 ,  20 . 2 ;  120 . 1 ,  120 . 2 ) with a surface able to be illuminated ( 20 . 1 . 3 ,  20 . 2 . 3 ;  120 . 1 . 2 ,  120 . 2 . 2 ) by said light source, and the lighting module comprises a device ( 22 ;  122 ) for projecting the first and second complementary light beams ( 28 ,  30 ), which is configured to form an image of the illuminated surface ( 20 . 1 . 3 ,  20 . 2 . 3 ;  120 . 1 . 2 ,  120 . 2 . 2 ) of the optical element ( 20 . 1 ,  20 . 2 ;  120 . 1 ,  120 . 2 ) of each of the first and second optical systems ( 12 ,  14 ;  112 ,  114 ). 
     
     
         6 . The lighting module ( 2 ;  102 ) as claimed in  claim 5 , characterized in that the surfaces able to be illuminated ( 20 . 1 . 3 ,  20 . 2 . 3 ;  120 . 1 . 2 ,  120 . 2 . 2 ) of the first and second complementary optical systems ( 12 ,  14 ;  112 ,  114 ) are arranged laterally on either side of the optical axis ( 10 ;  110 ). 
     
     
         7 . The lighting module ( 2 ;  102 ) as claimed in one of  claims 5  and  6 , characterized in that the surfaces able to be illuminated ( 20 . 1 . 3 ,  20 . 2 . 3 ;  120 . 1 . 2 ,  120 . 2 . 2 ) of the first and second complementary optical systems ( 12 ,  14 ;  112 ,  114 ) are arranged below the optical axis ( 10 ;  110 ). 
     
     
         8 . The lighting module ( 2 ;  102 ) as claimed in any of  claims 5  to  7 , characterized in that each of the surfaces able to be illuminated ( 20 . 1 . 3 ,  20 . 2 . 3 ;  120 . 1 . 2 ,  120 . 2 . 2 ) of the first and second complementary optical systems ( 12 ,  14 ;  112 ,  114 ) has a mean height H and a mean width L greater than 5 times said mean height H. 
     
     
         9 . The lighting module ( 2 ;  102 ) as claimed in any of  claims 5  to  8 , characterized in that each of the surfaces able to be illuminated ( 20 . 1 . 3 ,  20 . 2 . 3 ;  120 . 1 . 2 ,  120 . 2 . 2 ) of the first and second complementary optical systems ( 12 ,  14 ;  112 ,  114 ) comprises an inclined lateral edge ( 20 . 1 . 3 . 1 ,  20 . 2 . 3 . 1 ;  120 . 1 . 2 . 1 ,  120 . 2 . 2 . 1 ) able to form the oblique lateral cut-off ( 28 . 1 ,  30 . 1 ) of the corresponding complementary light beam ( 58 ,  30 ). 
     
     
         10 . The lighting module ( 2 ;  102 ) as claimed in  claim 9 , characterized in that the inclined lateral edges ( 20 . 1 . 3 . 1 ,  20 . 2 . 3 . 1 ;  120 . 1 . 2 . 1 ,  120 . 2 . 2 . 1 ) of the surfaces able to be illuminated ( 20 . 1 . 3 ,  20 . 2 . 3 ;  120 . 1 . 2 ,  120 . 2 . 2 ) of the first and second complementary optical systems ( 12 ,  14 ;  112 ,  114 ) are adjacent to the optical axis ( 10 ;  110 ) and arranged laterally on either side of said optical axis. 
     
     
         11 . The lighting module ( 2 ) as claimed in any of  claims 5  to  10 , characterized in that the optical element ( 20 . 1 ,  20 . 2 ) of each of the first and second complementary optical systems ( 12 ,  14 ) is a diopter with a face ( 20 . 1 . 1 ,  20 . 2 . 1 ) for inlet of the light emitted by the corresponding light source ( 16 ,  18 ), a face ( 20 . 1 . 2 ,  20 . 2 . 2 ) for reflecting said light, and a face ( 20 . 1 . 3 ,  20 . 2 . 3 ) for outlet of said light, forming the surface able to be illuminated. 
     
     
         12 . The lighting module ( 102 ) as claimed in any of  claims 5  to  10 , characterized in that the optical element ( 120 . 1 ,  120 . 2 ) of each of the first and second complementary optical systems ( 112 ,  114 ) comprises a reflective surface ( 120 . 1 . 2 ,  120 . 2 . 2 ) forming the surface able to be illuminated. 
     
     
         13 . The lighting module ( 2 ;  102 ) as claimed in any of  claims 1  to  12 , characterized in that the main optical system ( 4 ;  104 ) comprises a light source ( 6 ;  106 ) with a main direction of emission of light beams which is directed upward, and a collector ( 8 ;  108 ) with a reflective surface in the form of a cap able to receive the light beams and with a lower rear edge ( 8 . 1 ,  108 . 1 ) adjacent to the optical axis ( 10 ;  110 ). 
     
     
         14 . The lighting module ( 2 ;  102 ) as claimed in any of  claims 5  to  12  and  claim 13 , characterized in that the surfaces able to be illuminated ( 20 . 1 . 3 ,  20 . 2 . 3 ;  120 . 1 . 2 ,  120 . 2 . 2 ) of the first and second complementary optical systems ( 12 ,  14 ;  112 ,  114 ) are adjacent to the lower rear edge ( 8 . 1 ;  108 . 1 ) of the reflective surface of the collector ( 8 ;  108 ). 
     
     
         15 . The lighting module ( 2 ;  102 ) as claimed in  claim 14 , characterized in that the projection device ( 22 ;  122 ) comprises a focal point ( 22 . 1 ;  22 . 1 ) situated on the optical axis ( 10 ;  110 ) at the level of the lower rear edge ( 8 . 1 ;  108 . 1 ) of the reflective surface of the collector ( 8 ;  108 ) or in front of said edge.